CN206786088U - Block-proof type fluidization powder overflow valve plate - Google Patents
Block-proof type fluidization powder overflow valve plate Download PDFInfo
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- CN206786088U CN206786088U CN201720470588.6U CN201720470588U CN206786088U CN 206786088 U CN206786088 U CN 206786088U CN 201720470588 U CN201720470588 U CN 201720470588U CN 206786088 U CN206786088 U CN 206786088U
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- overflow valve
- valve plate
- plate
- shell body
- proof type
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Abstract
It the utility model is related to block-proof type fluidization powder overflow valve plate.Including the shell body being obliquely installed, the inside of shell body is separated into the fluidization chamber on upper strata and the plenum chamber of lower floor by air-permeable layer, fluidization chamber is provided with charging aperture and discharging opening, plenum chamber is provided with air inlet, the flowing to powder material is provided with fluidization chamber and forms the overflow valve plate stopped, overflow valve plate is flat board or curved slab, and angle diagonally downward is formed between the blocking surface of overflow valve plate or the tangent line of blocking surface and the overflow direction of fluid bed, and powder material flows to discharging opening after the stop of overflow valve plate.As shown from the above technical solution; the utility model in fluidization chamber by setting overflow valve plate; the overflow valve plate can slow down the flowing velocity of powder material on fluid bed when running well; and can prevents the blocking exceeding the time limit be detained and trigger of the part powder material on fluid bed simultaneously; and fluid bed just can be thoroughly emptied in front of shutdown, avoid bringing difficulty to start next time.
Description
Technical field
It the utility model is related to a kind of block-proof type fluidization powder overflow valve plate.
Background technology
At present, the valve of fluidization powder material flow control valve mainly has spiral gate, electronic（Pneumatically）Switch valve, electricity
Dynamic flow control valve, revolving valve etc..Spiral gate and electronic（Pneumatically）Switch valve etc. is used to control fluidization powder material to flow
The beginning and end of situation, it is impossible to control uninterrupted and fluidised storage size.Electric flow control valve and revolving valve are only
The size of moment flow can be controlled, it is impossible to control the storage size of fluid bed.
The patent of invention of Patent No. 201410289801.4 discloses a kind of bend slow flow type powder cooler, the cooling
Device slows down fluidized bed flow speed using bend, i.e., division board is provided with cooler, has relief function, but isolate
Plate is fixed on shell body, and vertical with shell body, and flow blind angle, a side are easily formed at the joint position with shell body
On the other hand face is difficult that fluid bed is emptied before shutdown, caused because the delay of exceeding the time limit of powder material is particularly easy to cause blocking
Fluid bed can be blocked when turning back on, so clear material inspection socket must be set up on shell body.
Utility model content
The purpose of this utility model is to provide a kind of block-proof type fluidization powder overflow valve plate, and the overflow valve plate is not only
The thickness of fluid bed can be controlled in normal operation, and fluid bed can be easily emptied before shutdown, prevent powder thing
Material delay of exceeding the time limit causes blocking.
To achieve the above object, the utility model employs following technical scheme：It is described including the shell body being obliquely installed
The inside of shell body is separated into the fluidization chamber on upper strata and the plenum chamber of lower floor by air-permeable layer, and described fluidization chamber is provided with charging
Mouth and discharging opening, described plenum chamber are provided with air inlet, the flowing formation office to powder material are provided with described fluidization chamber
The overflow valve plate that portion stops, described overflow valve plate are flat board or curved slab, and the blocking surface of overflow valve plate or blocking surface are cut
Angle diagonally downward is formed between line and the overflow direction of fluid bed, powder material flows to discharging after the stop of overflow valve plate
Mouthful.
Described overflow valve plate can move or rotate adjustment in three dimensionality direction, overflow valve plate is in powder thing
The fully blocking state or half blocked state or unobstructed state of material.
Acute angle or straight is formed between the blocking surface of the overflow valve plate or the tangent line of blocking surface and the overflow direction of fluid bed
Angle.
Described overflow valve plate includes the side of spaced apart first plate and the second plate, the first described plate and shell body
Inwall is in contact, and the second described plate is in contact with the opposite side inwall of shell body, is formed between the first plate and the second plate continuous
Bent passage pass through for powder material.
Described overflow valve plate includes spaced apart 3rd plate and the 4th plate, described the 3rd plate, the 4th plate and shell
Gap is left between the both sides inwall of body, formed between the 3rd plate and the 4th plate among continuous bent passage and both sides
Beeline channel.
Described overflow valve plate includes arc, and gap is left between described arc and shell body both sides inwall.
Described overflow valve plate includes the first blocks, and the first described blocks is in the narrow structure in middle wide both ends, and
The blocking surface of first blocks is plane, and gap is left between the first described blocks and the both sides inwall of shell body.
Described overflow valve plate includes the second blocks, and the second described blocks is in the narrow structure in middle wide both ends, and
The blocking surface of second blocks is curved surface, and gap is left between the second described blocks and the both sides inwall of shell body.
Described overflow valve plate can arrange polylith on the section perpendicular with powder material flow direction.
As shown from the above technical solution, the utility model in fluidization chamber by setting overflow valve plate, the overflow valve plate
The flowing velocity of powder material on fluid bed can be slowed down when running well, while and can prevents part powder material from fluidizing
The blocking exceeded the time limit to be detained and triggered on bed, and fluid bed just can be thoroughly emptied in front of shutdown, avoid to band of starting shooting next time
Come difficult.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view of the utility model embodiment one；
Fig. 3 is the top view of the utility model embodiment two；
Fig. 4 is the top view of the utility model embodiment three；
Fig. 5 is the top view of the utility model embodiment four；
Fig. 6 is the top view of the utility model embodiment five；
Fig. 7 is the top view of the utility model embodiment six.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings：
A kind of block-proof type fluidization powder overflow valve plate as shown in Figure 1, including the shell body 1 being obliquely installed, shell
The inside of body 1 is separated into the fluidization chamber 3 on upper strata and the plenum chamber 4 of lower floor by air-permeable layer 2, and fluidization chamber 3 is provided with charging aperture 31
And discharging opening 32, powder material enters fluidization chamber 3 by charging aperture 31, then goes out fluidization chamber 3, plenum chamber 4 by discharging opening 32
Provided with air inlet 41, air inlet 41 is used for the gas that certain pressure is passed through into plenum chamber 4, and these gases are worn under pressure
Cross air-permeable layer 2 and reach fluidization chamber 3, form a layer of air bed course in the upper surface of air-permeable layer 2, air cushion acts on fluidization
Powder material in room 3, fluid bed is formed by the interaction of gaseous state and solid-state, allows powder material to be deposited in the form of fluidised
；When the upper surface of the powder thing bed of material near discharging opening 32 is less than the upper surface of the powder thing bed of material near charging aperture 31,
Powder material existing in the form of fluidization will flow from charging aperture 31 to discharging opening 32；It is provided with fluidization chamber 3 to powder
The flowing of material forms the overflow valve plate 5 of partial blockage, i.e., when powder material flows, part powder material can cross overflow valve
Plate 5, there is turbulent behavior, with stabilization fluid bed thickness；Overflow valve plate 5 is flat board or curved slab, and the blocking surface of overflow valve plate 5
Or angle diagonally downward is formed between the tangent line of blocking surface and the overflow direction of fluid bed, powder material hinders through overflow valve plate 5
Discharging opening is flowed to after gear.Specifically, i.e., need to cross overflow valve plate 5 could be from charging aperture for most of fluidised powder material
31 flow to discharging opening 32, to slow down the speed that fluidised powder material flows downward.
Embodiment one：
As shown in Fig. 2 overflow valve plate 5 includes the spaced apart plate 52 of first plate 51 and second, the first plate 51 and shell body 1
Side inwall be in contact, the second plate 52 is in contact with the opposite side inwall of shell body 1, shape between the first plate 51 and the second plate 52
Into continuous bent passage for powder material by the way that is, the first plate 51 is in contact with the left side wall of shell body 1, with right side wall
Gap is left, the second plate 52 is in contact with right side wall, and gap is left with left side wall.Powder material in this embodiment is from charging aperture
31 enter, and are flowed out after bent passage from discharging opening 32.
Embodiment two：
As shown in figure 3, overflow valve plate 5 includes spaced apart 3rd plate 53 and the 4th plate 54, the 3rd plate 53, the 4th plate 54
Gap is left between the both sides inwall of shell body 1, it is logical that middle continuous bending is formed between the 3rd plate 53 and the 4th plate 54
Road and the beeline channel of both sides.The upper cover plate phase with shell body 1 may be selected in the 3rd plate 53 and the 4th plate 54 in this embodiment
Contact, can also select to be in contact with air-permeable layer 2, the left and right ends of the 3rd plate 53 and the 4th plate 54 both sides with shell body respectively
Beeline channel is formed between wall, it is logical also to form a continuous bending for the interlaced arrangement between the 3rd plate 53 and the 4th plate 54 in addition
Road, for powder material after the entrance of charging aperture 31, a part flows to discharging opening 32 by beeline channel, and a part passes through bent passage
Flow to discharging opening 32.
Embodiment three：
As shown in figure 4, overflow valve plate 5 includes arc 55, arc 55 can be separately provided one, also can uniform intervals set
Put multiple, gap is left between arc 55 and the both sides inwall of shell body 1.Arc 55 in this embodiment can be with shell body
1 upper cover plate is in contact, or is in contact with air-permeable layer 2, is left between the left and right sides of arc 55 and the two side of shell body 1
Gap.
Example IV：
As shown in figure 5, overflow valve plate 5 includes the first blocks 56, the first blocks 56 can be separately provided one, also can be equal
Even to set multiple, the first blocks 56 is in the narrow structure in middle wide both ends, and the blocking surface of the first blocks 56 is plane, and first
Gap is left between blocks 56 and the both sides inwall of shell body.The first blocks 56 in this embodiment can be with shell body 1
Upper cover plate be in contact, or be in contact with air-permeable layer 2, between the left and right sides of the first blocks 56 and the two side of shell body 1
Leave gap.
Embodiment five：
As shown in fig. 6, overflow valve plate 5 includes the second blocks 57, the second blocks 57 can be separately provided one, also can be equal
Even to set multiple, the second blocks 57 is in the narrow structure in middle wide both ends, and the blocking surface of the second blocks 57 is curved surface, and second
Gap is left between blocks 57 and the both sides inwall of shell body 1.The second blocks 57 in this embodiment can be with shell body 1
Upper cover plate be in contact, or be in contact with air-permeable layer 2, between the left and right sides of the second blocks 57 and the two side of shell body 1
Leave gap.
Embodiment six：
As shown in fig. 7, overflow valve plate 5 can arrange polylith on the section perpendicular with powder material flow direction.
From embodiment one to embodiment six as can be seen that being stayed between at least side of overflow valve plate 5 and the inwall of shell body 1
There is the open conduit for retaining a part between gap, that is, overflow valve plate 5 and shell body 1 all the time, it is in order that overflowing that it, which is acted on,
The blocking surface of stream valve plate in addition to having positive barrier effect, yet forms both and be tilted towards to the fluidised powder material being blocked
Under guide functions, on the one hand will not cause blocking because of the delay of exceeding the time limit of powder material, on the other hand ensure that before shutdown
Fluid bed can be implemented to empty operation.
Further, overflow valve plate 5 can move or rotate adjustment in three dimensionality direction, make overflow valve plate 5 be in pair
The fully blocking state or half blocked state of powder material or unobstructed state.Namely overflow valve plate 5 can be stationary state,
It can be mobile or rotation adjustable state, can fully blocking state, partly be in by overflow valve plate 5 according to need of work during use
Blocked state or unobstructed state, to prevent powder material delay of exceeding the time limit from causing blocking.The structure of adjustable state on the one hand can be with
The thickness of fluid bed is adjusted by adjusting the azimuth dimension size between overflow valve plate and fluid bed, on the other hand can also be led to
Cross adjustment and operation is emptied to fluid bed to realize.
Under normal circumstances, formed between the overflow direction of the blocking surface of overflow valve plate 5 or the tangent line of blocking surface and fluid bed
Acute angle or right angle.In particular cases, between the overflow direction of the blocking surface of overflow valve plate 5 or the tangent line of blocking surface and fluid bed
Right angle or obtuse angle can be formed.It should be noted that overflow valve plate 5 now should be arranged to adjustable form, can be at any time
Fully blocking state, half blocked state or unobstructed state are in by overflow valve plate 5 according to need of work, with ensure shut down before can
Fluid bed is emptied by adjusting the azimuth dimension between overflow valve plate 5 and fluid bed.
In summary, the utility model is overflow by designing a kind of block-proof type, chute type, fluidization powder material fluid bed and using
Valve plate is flowed, the flowing velocity of the powder material on fluid bed can be slowed down during normal operation, while part powder material can be prevented
The blocking exceeded the time limit to be detained and triggered on fluid bed, and can in front of shutdown just thorough emptying fluid bed, avoid to next time
Start brings difficulty.
Embodiment described above is only that preferred embodiment of the present utility model is described, not to this practicality
New scope is defined, and on the premise of the utility model design spirit is not departed from, those of ordinary skill in the art are to this
The various modifications and improvement that the technical scheme of utility model is made, the protection of the utility model claims book determination all should be fallen into
In the range of.
Claims (9)
1. a kind of block-proof type fluidization powder overflow valve plate, including the shell body being obliquely installed（1）, the shell body（1）'s
Inside is by air-permeable layer（2）It is separated into the fluidization chamber on upper strata（3）With the plenum chamber of lower floor（4）, described fluidization chamber（3）It is provided with
Charging aperture（31）And discharging opening（32）, described plenum chamber（4）Provided with air inlet（41）, it is characterised in that：Described fluidization
Room（3）The interior flowing being provided with to powder material forms the overflow valve plate of partial blockage（5）, described overflow valve plate（5）For flat board
Or curved slab, and overflow valve plate（5）Blocking surface or the tangent line of blocking surface and the overflow direction of fluid bed between formed and be tilted towards
Under angle, powder material is through overflow valve plate（5）Discharging opening is flowed to after stop.
2. block-proof type fluidization powder overflow valve plate according to claim 1, it is characterised in that：Described overflow valve plate
（5）It can be moved in three dimensionality direction or rotate adjustment, make overflow valve plate（5）In the fully blocking state to powder material or
Half blocked state or unobstructed state.
3. block-proof type fluidization powder overflow valve plate according to claim 1, it is characterised in that：The overflow valve plate
（5）Blocking surface or the tangent line of blocking surface and the overflow direction of fluid bed between shape at an acute angle or a right angle.
4. block-proof type fluidization powder overflow valve plate according to claim 1, it is characterised in that：Described overflow valve plate
（5）Including spaced apart first plate（51）And second plate（52）, described the first plate（51）With shell body（1）Side inwall
It is in contact, the second described plate（52）With shell body（1）Opposite side inwall be in contact, the first plate（51）With the second plate（52）It
Between form continuous bent passage and pass through for powder material.
5. block-proof type fluidization powder overflow valve plate according to claim 1, it is characterised in that：Described overflow valve plate
（5）Including spaced apart 3rd plate（53）And the 4th plate（54）, described the 3rd plate（53）, the 4th plate（54）With shell body
（1）Both sides inwall between leave gap, the 3rd plate（53）With the 4th plate（54）Between formed among continuous bent passage
And the beeline channel of both sides.
6. block-proof type fluidization powder overflow valve plate according to claim 1, it is characterised in that：Described overflow valve plate
（5）Including arc（55）, described arc（55）With shell body（1）Gap is left between the inwall of both sides.
7. block-proof type fluidization powder overflow valve plate according to claim 1, it is characterised in that：Described overflow valve plate
（5）Including the first blocks（56）, described the first blocks（56）In the narrow structure in middle wide both ends, and the first blocks
（56）Blocking surface be plane, the first described blocks（56）Gap is left between the both sides inwall of shell body.
8. block-proof type fluidization powder overflow valve plate according to claim 1, it is characterised in that：Described overflow valve plate
（5）Including the second blocks（57）, described the second blocks（57）In the narrow structure in middle wide both ends, and the second blocks
（57）Blocking surface be curved surface, the second described blocks（57）With shell body（1）Both sides inwall between leave gap.
9. the block-proof type fluidization powder overflow valve plate according to any one claim in claim 1~8, it is special
Sign is：Described overflow valve plate（5）Polylith can be arranged on the section perpendicular with powder material flow direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720470588.6U CN206786088U (en) | 2017-04-29 | 2017-04-29 | Block-proof type fluidization powder overflow valve plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720470588.6U CN206786088U (en) | 2017-04-29 | 2017-04-29 | Block-proof type fluidization powder overflow valve plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206786088U true CN206786088U (en) | 2017-12-22 |
Family
ID=60710292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720470588.6U Expired - Fee Related CN206786088U (en) | 2017-04-29 | 2017-04-29 | Block-proof type fluidization powder overflow valve plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206786088U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013721A (en) * | 2017-04-29 | 2017-08-04 | 中建材（合肥）粉体科技装备有限公司 | Block-proof type fluidization powder overflow valve plate |
| CN109879057A (en) * | 2019-03-01 | 2019-06-14 | 成都瑞柯林工程技术有限公司 | Powder fluidization structure and device |
-
2017
- 2017-04-29 CN CN201720470588.6U patent/CN206786088U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013721A (en) * | 2017-04-29 | 2017-08-04 | 中建材（合肥）粉体科技装备有限公司 | Block-proof type fluidization powder overflow valve plate |
| CN109879057A (en) * | 2019-03-01 | 2019-06-14 | 成都瑞柯林工程技术有限公司 | Powder fluidization structure and device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 |