CN108820922A - A kind of the hopper valve and its discharging method of quantitative and even discharge - Google Patents
A kind of the hopper valve and its discharging method of quantitative and even discharge Download PDFInfo
- Publication number
- CN108820922A CN108820922A CN201810858436.2A CN201810858436A CN108820922A CN 108820922 A CN108820922 A CN 108820922A CN 201810858436 A CN201810858436 A CN 201810858436A CN 108820922 A CN108820922 A CN 108820922A
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- China
- Prior art keywords
- lattice
- hopper
- spool
- discharge
- channel
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- 238000007599 discharging Methods 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000000463 material Substances 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 4
- 239000013589 supplement Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000000571 coke Substances 0.000 description 9
- 238000003763 carbonization Methods 0.000 description 7
- 239000003245 coal Substances 0.000 description 6
- 238000001816 cooling Methods 0.000 description 4
- 238000000197 pyrolysis Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/32—Filling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The present invention relates to a kind of hopper valve of quantitative and even discharge and its discharging method, the hopper valve includes hopper valve body, spool, push-pull rod and device for driving valve body；Multiple hoppers are equipped in hopper valve body side by side, spool includes multiple spool groups, mobile in device for driving valve body driving lower push-pull bar band movable valve plug group；Each spool group is made of 1 cutting lattice and 2 channel lattice, and channel case is in the two sides of cutting lattice；Channel lattice are the open groove body of upper and lower ends, and cutting lattice are the groove body of top closure, the bottom surface of channel lattice and contacts baseplate；When cutting lattice are moved to below corresponding discharge port, one in corresponding channel lattice docks with discharge gate.The spool of hopper valve of the present invention uses push-and-pull move mode, by the cooperation between channel lattice, cutting lattice and hopper feed opening, valve body discharge gate, realizes quantitative and even discharge；Especially suitable for there is the occasion of strict demand to discharge uniformity and withdrawal rate.
Description
Technical field
The present invention relates to a kind of discharge valve gears more particularly to a kind of for blocky or the uniform discharge of powder material quantitative
Hopper valve and its discharging method.
Background technique
External-heat low order fine coal continuous shale oven produces semi-coke mainly using low order fine coal as raw material, by middle low temperature distillation.
For feed coal by being packed at the top of carbonization chamber, feed coal passes through drying, destructive distillation, cooling, the discharge through carbonization chamber lower part in carbonization chamber
Device discharge.According to the technological requirements, blow-off valve needs to meet long-term stable operation, uniform discharge under the conditions of high temperature (300 DEG C)
And withdrawal rate is adjustable.
Application No. is the Chinese patents of 201510465618.X to disclose a kind of " discharge dress for continuous dry furnace
Set " it include shell, shaft, coke discharging roller, supporting arrangement and driving device, coke discharging roller is connect by shaft with driving device,
Supporting arrangement is separately fixed at shell both ends and supports shaft rotation；Shell is set on the outside of coke discharging roller, upper part of the housing is equipped with and does
The adaptable feeding inlet of room bottom discharge port size is evaporated, lower part of the housing sets out material mouth.The discharge device can be arranged to high-efficiency and continuous
Powdery clinker out, discharge is uniform, and controllability is good, can satisfy the requirement under the conditions of nominal situation；But in discharge semi-coke
In the process, due to powdery semi-coke good fluidity, it can leak down between drum-type discharge valve rotor and the gap of shell, make withdrawal rate height
In design withdrawal rate, and withdrawal rate is not easy to control, therefore and is not suitable for.
In semi-coke production process, feed coal is packed at the top of external-heat low order fine coal destructive distillation oven carbonization chamber, from top to bottom
Continuous moving generates semi-coke through drying, after destructive distillation and flows into cooling section, and the row of bottom of carbonization chamber is entered after the cooling of cooling section semi-coke
Expect device, residence time of the material in destructive distillation oven carbonization chamber is adjusted by adjusting the withdrawal rate of discharge device, to control
Entire retort process.The distillation process has following four requirement to discharge device：1) in carbonization chamber length and width direction feeding
Face uniformly declines；2) withdrawal rate is determining and adjustable；3) powder-material is not flowed out from gap, and bulk material does not occur stuck；It 4) can be
It is run steadily in the long term under hot conditions.
Summary of the invention
The present invention provides a kind of hopper valve of quantitative and even discharge and its discharging method, spool uses push-and-pull move side
Formula realizes quantitative and even discharge by the cooperation between channel lattice, cutting lattice and hopper feed opening, valve body discharge gate；It is especially suitable
For there is the occasion of strict demand to discharge uniformity and withdrawal rate.
In order to achieve the above object, the present invention is implemented with the following technical solutions：
A kind of hopper valve of quantitative and even discharge, including hopper valve body, spool, push-pull rod and device for driving valve body；It is described
Multiple hoppers are equipped in hopper valve body side by side, set feed inlet at the top of hopper, bottom sets out material mouth, and the bottom of hopper valve body sets bottom
Plate is provided with multiple discharge gates on bottom plate, and the orientation of discharge port is consistent and the two is staggeredly set for the orientation of discharge gate
It sets；The spool includes the multiple spool groups being arranged in a one-to-one correspondence with hopper, and each spool group is sequentially connected in series by connecting rod, in spool
Driving device driving lower push-pull bar band movable valve plug group is moved along hopper orientation；Each spool group is by arranged side by side 1
Cut off lattice and 2 channel lattice composition, and channel case is in the two sides of cutting lattice, channel lattice, cutting lattice and discharge port, discharge gate
Cross sectional shape and size are corresponding；Channel lattice are the open groove body of upper and lower ends, and cutting lattice are the groove body of top closure, channel lattice
Bottom surface and contacts baseplate；One and discharge gate pair when cutting lattice are moved to below corresponding discharge port, in corresponding channel lattice
It connects.
The two sides that the hopper valve body corresponds to spool position set sliding rail respectively, cut off in lattice and set connecting shaft, connecting shaft both ends
If idler wheel or the cooperation of sliding block and sliding rail are slided.
The hopper is pyramidal structure tapered downward, and the inclined-plane line style of pyramidal structure is straight line, hyperbola or circular arc line.
The push-pull rod is set to the one or both ends of spool, and push-pull rod sets sealing structure from extension end in hopper valve body.
The device for driving valve body be it is pneumatic, surge, air-or liquid-operated or electronic linear actuator.
The discharging method of hopper valve based on the quantitative and even discharge, includes the following steps：
1) start device for driving valve body, by the mobile spool of push-pull rod, the cutting lattice in each spool group is made to be moved to material
Below the discharge port of bucket, i.e., discharge port is closed by cutting lattice；Then material is packed into each hopper；
2) after the completion of all loading hoppers, start device for driving valve body, by the mobile spool of push-pull rod, make each spool group
In a channel lattice be aligned with the discharge port of corresponding hopper, the material in hopper enters in the lattice of channel；When by control charging
Between adjustable each withdrawal rate；
3) after charging in the channel lattice, it is again started up device for driving valve body, is moved round about by push-pull rod
Movable valve plug, the channel lattice after making charging are aligned with corresponding discharge gate, and the material in the channel lattice is discharged from discharge gate；It is same with this
When, another channel lattice positioned at the cutting lattice other side are aligned with corresponding discharge port to charge；
4) step 3) is repeated, the quantitative and even discharge of hopper valve can be realized；Hopper can supplement loading material at any time, no
Influence discharging process.
Compared with prior art, the beneficial effects of the invention are as follows：
1) by the cooperation between channel lattice, cutting lattice and hopper feed opening, valve body discharge gate, quantitative and even row is realized
Material；Especially suitable for there is the occasion of strict demand to discharge uniformity and withdrawal rate；
2) guarantee each discharge gate discharge and withdrawal rate is consistent simultaneously, withdrawal rate is adjustable；
3) each hopper recycles discharge by 2 discharge gates of two sides, and the charge level after keeping discharge uniformly declines；
4) discharge is unobstructed, and withdrawal rate is not by material size size and good fluidity bad influence；
5) spool uses between push-and-pull move mode, with hopper valve body without mutually rotating, and keeps normal work under worst hot case
Make, is not in stuck phenomenon.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the hopper valve of quantitative and even discharge of the present invention.
Fig. 2 is the A-A view in Fig. 1.
Fig. 3 is hopper valve discharging process schematic diagram one of the present invention (hopper discharge port is closed by cutting lattice).
Fig. 4 is that (a channel lattice in spool group pass through on bottom plate hopper valve discharging process schematic diagram two of the present invention
Discharge gate discharge, another channel lattice charged by the discharge port of hopper)
In figure：1. 15. discharge gate of hopper valve body 11. hopper, 12. discharge port, 13. sliding rail, 14. bottom plate, 2. spool
21. cutting off 22. channel lattice of lattice, 23. connecting shaft, 24. idler wheel or 3. push-pull rod of sliding block, 4. device for driving valve body 5. sealing knot
6. material of structure
Specific embodiment
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing：
As shown in Figure 1 and Figure 2, the hopper valve of a kind of quantitative and even discharge of the present invention, including hopper valve body 1, spool 2,
Push-pull rod 3 and device for driving valve body 4；Multiple hoppers 11 are equipped in the hopper valve body 1 side by side, the top of hopper 11 sets charging
Mouthful, bottom sets out material mouth 12, and the bottom of hopper valve body 1 sets bottom plate 14, and multiple discharge gates 15, discharge gate 15 are provided on bottom plate 14
Orientation it is consistent with the orientation of discharge port 12 and the two is staggered；The spool 2 includes a pair of with hopper 11 1
The multiple spool groups that should be arranged, each spool group are sequentially connected in series by connecting rod, drive lower push-pull bar 3 to drive in device for driving valve body 4
Spool group is moved along 11 orientation of hopper；Each spool group is by 1 22 groups of lattice of cutting lattice 21 and 2 channel arranged side by side
At, and channel lattice 22 are located at the two sides of cutting lattice 21, the section shape of channel lattice 22, cutting lattice 21 and discharge port 12, discharge gate 15
Shape and size are corresponding；Channel lattice 22 are the open groove body of upper and lower ends, and cutting lattice 21 are the groove body of top closure, channel lattice 22
Bottom surface contacted with bottom plate 14；When cutting off lattice 21 and being moved to corresponding 12 lower section of discharge port, one in corresponding channel lattice 22 with
Discharge gate 15 docks.
The two sides of corresponding 2 position of spool of the hopper valve body 1 set sliding rail 13 respectively, cut off in lattice 21 and set connecting shaft 23, even
23 both ends of spindle set idler wheel or sliding block 24 and the cooperation of sliding rail 13 is slided.
The hopper 11 is pyramidal structure tapered downward, and the inclined-plane line style of pyramidal structure is straight line, hyperbola or circular arc
Line.
The push-pull rod 3 is set to the one or both ends of spool 2, and push-pull rod 3 sets sealing structure from extension end in hopper valve body 1
5。
The device for driving valve body 4 be it is pneumatic, surge, air-or liquid-operated or electronic linear actuator.
The discharging method of hopper valve based on the quantitative and even discharge, includes the following steps：
1) start device for driving valve body 4, by the mobile spool 2 of push-pull rod 3, keep the cutting lattice 21 in each spool group mobile
To 12 lower section of discharge port of hopper 11, i.e., discharge port 12 (as shown in Figure 3) is closed by cutting lattice 21；Then to each hopper 11
Interior loading material 6；
2) after the completion of all hoppers 11 charge, start device for driving valve body 4, by the mobile spool 2 of push-pull rod 3, make each
A channel lattice 22 in spool group are aligned with the discharge port 12 of corresponding hopper 11, and the material 6 in hopper 11 enters channel lattice 22
In；By controlling the adjustable each withdrawal rate of charge time；
3) after charging in the channel lattice 22, it is again started up device for driving valve body 4, by push-pull rod 3 to phase negative side
To mobile spool 2, the channel lattice 22 after making charging are aligned with corresponding discharge gate 15, and the material in the channel lattice 22 is from discharge gate 15
Discharge；At the same time, another channel lattice 22 positioned at cutting 21 other side of lattice are aligned with corresponding discharge port 12 is charged (such as
Shown in Fig. 4)；
4) step 3) is repeated, the quantitative and even discharge of hopper valve can be realized；Hopper 11 can supplement loading material at any time
6, do not influence discharging process.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of hopper valve of quantitative and even discharge, which is characterized in that driven including hopper valve body, spool, push-pull rod and spool
Device；Multiple hoppers are equipped in the hopper valve body side by side, set feed inlet at the top of hopper, bottom sets out material mouth, hopper valve body
Bottom set bottom plate, be provided with multiple discharge gates on bottom plate, the orientation of discharge gate and the orientation of discharge port it is consistent and
The two is staggered；The spool includes the multiple spool groups being arranged in a one-to-one correspondence with hopper, and each spool group passes through connecting rod successively
Concatenation is moved in device for driving valve body driving lower push-pull bar band movable valve plug group along hopper orientation；Each spool group is by simultaneously
The 1 cutting lattice and 2 channel lattice compositions of setting are arranged, and channel case is in the two sides of cutting lattice, channel lattice, cutting lattice and discharging
Mouth, the cross sectional shape of discharge gate and size are corresponding；Channel lattice are the open groove body of upper and lower ends, and cutting lattice are top closure
Groove body, the bottom surface of channel lattice and contacts baseplate；When cutting off lattice and being moved to below corresponding discharge port, one in corresponding channel lattice
It is docked with discharge gate.
2. a kind of hopper valve of quantitative and even discharge according to claim 1, which is characterized in that the hopper valve body is corresponding
The two sides of spool position set sliding rail respectively, cut off and set connecting shaft in lattice, and connecting shaft both ends set idler wheel or sliding block and sliding rail cooperation is slided
It is dynamic.
3. a kind of hopper valve of quantitative and even discharge according to claim 1, which is characterized in that the hopper is to receive downwards
Narrow pyramidal structure, the inclined-plane line style of pyramidal structure are straight line, hyperbola or circular arc line.
4. a kind of hopper valve of quantitative and even discharge according to claim 1, which is characterized in that the push-pull rod is set to valve
The one or both ends of core, push-pull rod set sealing structure from extension end in hopper valve body.
5. a kind of hopper valve of quantitative and even discharge according to claim 1, which is characterized in that the device for driving valve body
For it is pneumatic, surge, air-or liquid-operated or electronic linear actuator.
6. the discharging method of the hopper valve based on quantitative and even discharge described in claim 1, which is characterized in that including walking as follows
Suddenly：
1) start device for driving valve body, by the mobile spool of push-pull rod, the cutting lattice in each spool group is made to be moved to hopper
Below discharge port, i.e., discharge port is closed by cutting lattice；Then material is packed into each hopper；
2) after the completion of all loading hoppers, start device for driving valve body, by the mobile spool of push-pull rod, make in each spool group
One channel lattice is aligned with the discharge port of corresponding hopper, and the material in hopper enters in the lattice of channel；It can by control charge time
To adjust each withdrawal rate；
3) after charging in the channel lattice, it is again started up device for driving valve body, valve is moved by push-pull rod round about
Core, the channel lattice after making charging are aligned with corresponding discharge gate, and the material in the channel lattice is discharged from discharge gate；At the same time, position
Another channel lattice in the cutting lattice other side are aligned with corresponding discharge port to charge；
4) step 3) is repeated, the quantitative and even discharge of hopper valve can be realized；Hopper can supplement loading material at any time, not influence
Discharging process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810858436.2A CN108820922A (en) | 2018-07-31 | 2018-07-31 | A kind of the hopper valve and its discharging method of quantitative and even discharge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810858436.2A CN108820922A (en) | 2018-07-31 | 2018-07-31 | A kind of the hopper valve and its discharging method of quantitative and even discharge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108820922A true CN108820922A (en) | 2018-11-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810858436.2A Pending CN108820922A (en) | 2018-07-31 | 2018-07-31 | A kind of the hopper valve and its discharging method of quantitative and even discharge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108820922A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112675660A (en) * | 2021-01-22 | 2021-04-20 | 中信重工机械股份有限公司 | Constant volume and intermittent discharge device |
| CN114955971A (en) * | 2022-06-09 | 2022-08-30 | 山东冠孚控股集团有限公司 | Liquid uniform distributor |
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| CN208648191U (en) * | 2018-07-31 | 2019-03-26 | 中冶焦耐(大连)工程技术有限公司 | A kind of hopper valve of quantitative and even discharge |
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|---|---|---|---|---|
| CN112675660A (en) * | 2021-01-22 | 2021-04-20 | 中信重工机械股份有限公司 | Constant volume and intermittent discharge device |
| CN114955971A (en) * | 2022-06-09 | 2022-08-30 | 山东冠孚控股集团有限公司 | Liquid uniform distributor |
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Application publication date: 20181116 |