CN208249337U - Ash-transmission system - Google Patents
Ash-transmission system Download PDFInfo
- Publication number
- CN208249337U CN208249337U CN201820434844.0U CN201820434844U CN208249337U CN 208249337 U CN208249337 U CN 208249337U CN 201820434844 U CN201820434844 U CN 201820434844U CN 208249337 U CN208249337 U CN 208249337U
- Authority
- CN
- China
- Prior art keywords
- ash
- transmission system
- conveying pipe
- connecting tube
- ash conveying
- Prior art date
- 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.)
- Active
Links
- 239000000463 material Substances 0.000 claims description 38
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000010926 purge Methods 0.000 abstract description 20
- 238000007664 blowing Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005243 fluidization Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
Landscapes
- Air Transport Of Granular Materials (AREA)
Abstract
The utility model provides a kind of ash-transmission system, including ash conveying pipe, steam line, connecting tube and automatic valve, connecting tube is for being connected to steam line and ash conveying pipe, automatic valve is arranged in connecting tube, automatic valve is used to monitor the pressure value at the communicating position with connecting tube of ash conveying pipe, and the on off operating mode of connecting tube is controlled according to the size of pressure value.The utility model solves ash-transmission system in the prior art when carrying out blowing stifled operation, and a large amount of purge gas are entered in ash conveying pipe by the connecting tube of non-plugging position, big so as to cause ash-transmission system air consumption, and is easy to cause the problem of blowing stifled operation failure.
Description
Technical field
The utility model relates to Pneumatic ash conveying technical fields, in particular to a kind of ash-transmission system.
Background technique
Ash-transmission system in thermoelectricity, be used widely by the fields such as metallurgy, chemical industry, but ash-transmission system is easy to appear plugging and shows
As usually guaranteeing the normal operation of ash-transmission system by blowing stifled operation.
Existing ash-transmission system is that multiple connecting tubes are arranged on steam line, connects steam line always with ash conveying pipe
Logical, when ash-transmission system carries out blowing stifled operation, the gas source controlled on steam line is opened, and purge gas can pass through connecting tube
It enters in ash conveying pipe simultaneously, and plugging position can only have a small amount of purge gas to enter defeated ash due to the presence of plugging ash material
In pipeline, non-plugging position has a large amount of purge gas and enters in ash conveying pipe since there is no plugging ash material, purge gas from
Non- plugging position is largely lost, and causes to waste, simultaneously as a large amount of purge gas entered by the connecting tube of non-plugging position it is defeated
It in grey pipeline, is also easy to that bleed pressure is caused to reduce rapidly, plugging ash material can not effectively be blown stifled, lost so that blowing stifled operation
It loses.
Utility model content
The main purpose of the utility model is to provide a kind of ash-transmission systems, are existed with solving ash-transmission system in the prior art
When carrying out blowing stifled operation, a large amount of purge gas are entered in ash conveying pipe by the connecting tube of non-plugging position, so as to cause defeated ash
System air consumption is big, and is easy to cause the problem of blowing stifled operation failure.
To achieve the goals above, the utility model provides a kind of ash-transmission system, including ash conveying pipe, steam line and
Connecting tube, connecting tube further include automatic valve for being connected to steam line and ash conveying pipe, ash-transmission system, and automatic valve setting exists
In connecting tube, automatic valve is used to monitor the pressure value at the communicating position with connecting tube of ash conveying pipe, and according to pressure value
Size control connecting tube on off operating mode.
Further, automatic valve is automatic suberization valve.
Further, ash-transmission system further includes manually-operated gate, and manually-operated gate is arranged in connecting tube, and the two of automatic valve
Side is each provided with a manually-operated gate.
Further, manually-operated gate is manual ball valve.
Further, steam line is arranged in parallel with ash conveying pipe, connecting tube be it is multiple, multiple connecting tubes are along ash conveying pipe
Length direction interval setting.
Further, ash conveying pipe includes the straight pipe and elbow structure being connected, between two adjacent connecting tubes
Spacing distance reduces along the direction close to elbow structure.
Further, the spacing distance between two neighboring connecting tube is more than or equal to 1m and is less than or equal to 2m.
Further, ash-transmission system further includes grey library, and grey library is connected to the ash material of ash conveying pipe conveying downstream nozzle, to receive
The ash material received in ash conveying pipe.
Further, ash-transmission system further includes ash dropping hopper, and ash dropping hopper is connected to the ash material of ash conveying pipe conveying upstream, so that
Ash material in ash dropping hopper is conveyed by ash conveying pipe.
Further, ash-transmission system further include storehouse pump and baiting valve, storehouse pump and baiting valve be successively set on ash dropping hopper with it is defeated
Between grey pipeline, so that the ash material in ash dropping hopper quantitatively enters in ash conveying pipe.
Using the technical solution of the utility model, automatic valve is set in connecting tube, automatic valve can monitor defeated ash
Pressure value at the communicating position with connecting tube of pipeline, when the pressure value that automatic valve monitors is greater than preset pressure value,
Show occur plugging phenomenon at the communicating position with connecting tube of ash conveying pipe, automatic valve job control connecting tube, which is in, to be connected
Logical state, makes steam line be passed through purge gas into ash conveying pipe by connecting tube, into the purge gas pair of ash conveying pipe
Plugging ash material plays the role of disturbance, and plugging ash material is flowed in ash conveying pipe, to the conveying side of ash conveying pipe
To continuing to convey.Simultaneously as ash material starts to flow in ash conveying pipe, so that the communicating position with connecting tube of ash conveying pipe
The pressure at place declines, and the pressure value that automatic valve monitors is less than preset pressure value, shows ash conveying pipe with connecting tube company
Do not occur plugging phenomenon at logical position, automatic valve job control connecting tube is in partition state, makes the purging in steam line
Gas no longer passes through connecting tube and enters ash conveying pipe.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows a kind of structural schematic diagram of the ash-transmission system of alternative embodiment according to the present utility model;
Wherein, the above drawings include the following reference numerals:
10, ash conveying pipe;20, steam line;30, connecting tube;40, automatic valve;50, manually-operated gate;60, Hui Ku;70,
Ash dropping hopper;80, storehouse pumps;90, baiting valve.
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.Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to this is practical
Novel and its application or any restrictions used.Based on the embodiments of the present invention, those of ordinary skill in the art are not having
Every other embodiment obtained under the premise of creative work is made, is fallen within the protection scope of the utility model.
In order to solve ash-transmission system in the prior art when carrying out blowing stifled operation, a large amount of purge gas pass through non-plugging position
The connecting tube set enters in ash conveying pipe, big so as to cause ash-transmission system air consumption, and is easy to cause and blows stifled operation failure
Problem, the utility model provide a kind of ash-transmission system.
As shown in Figure 1, ash-transmission system, including ash conveying pipe 10, steam line 20, connecting tube 30 and automatic valve 40, even
Adapter tube 30 is arranged in connecting tube 30 for being connected to steam line 20 and ash conveying pipe 10, automatic valve 40, and automatic valve 40 is used
Pressure value at the communicating position with connecting tube 30 of monitoring ash conveying pipe 10, and connecting tube is controlled according to the size of pressure value
30 on off operating mode.
In this application, automatic valve 40 is set in connecting tube 30, and automatic valve 40 can monitor ash conveying pipe 10
With the pressure value at the communicating position of connecting tube 30, when the pressure value that automatic valve 40 monitors be greater than or equal to preset pressure value
When, show occur plugging phenomenon at the communicating position with connecting tube 30 of ash conveying pipe 10,40 job control of automatic valve connects
Adapter tube 30 is in connected state, so that steam line 20 is passed through purge gas into ash conveying pipe 10 by connecting tube 30, entrance is defeated
The purge gas of grey pipeline 10 plays the role of disturbance to plugging ash material, and plugging ash material is flowed in ash conveying pipe 10
It is dynamic, and continue to convey to the conveying direction of ash conveying pipe 10;Simultaneously as ash material starts to flow in ash conveying pipe 10, make
The pressure decline at the communicating position with connecting tube 30 of ash conveying pipe 10 is obtained, the pressure value that automatic valve 40 monitors is less than pre-
If pressure value, show do not occur plugging phenomenon at the communicating position with connecting tube 30 of ash conveying pipe 10, automatic valve 40 works
Control connecting tube 30 is in partition state, and the purge gas in steam line 20 is made no longer to pass through connecting tube 30 into ash conveying pipe
10。
Ash-transmission system provided by the present application is only passed through purge gas in plugging position, and non-plugging position is not passed through purge gass
Body not will cause waste, while bleed pressure will not decline rapidly, to enable purge gas to blocking up at plugging position
Pipe ash material is effectively purged, and the generation of plugging phenomenon is avoided, and then improves the practicability of ash-transmission system.
Optionally, automatic valve 40 is automatic suberization valve.
As shown in Figure 1, ash-transmission system further includes manually-operated gate 50, manually-operated gate 50 is arranged in connecting tube 30, and two
Side is each provided with a manually-operated gate 50.In this way, when needing to carry out detachable maintaining to automatic valve 40, it can be by controlling hand
Movable valve 50 works, and so that connecting tube 30 is in partition state, the ash material in purge gas, ash conveying pipe 10 in steam line 20
It will not be leaked in external environment at disassembly by automatic valve 40, disassembly dimension is being carried out to automatic valve 40 to ensure that
During repairing, steam line 20 and ash conveying pipe 10 be can still work normally, and then improve the use of transportation system just
Victory.
Optionally, manually-operated gate 50 is manual ball valve.
As shown in Figure 1, steam line 20 is arranged in parallel with ash conveying pipe 10, connecting tube 30 is multiple, multiple connecting tubes 30
It is arranged along the length direction interval of ash conveying pipe 10.In this way, it is only necessary to grey static pressure is pushed into ash conveying pipe 10, ash material is in defeated ash
Full packages conveying is carried out in pipeline 10, automatic suberization valve monitors the pressure at the communicating position with connecting tube 30 of ash conveying pipe 10 automatically
Force value, when pressure value is greater than or equal to preset pressure value, automatic suberization valve job control connecting tube 30 is in connected state, makes
Steam line 20 is passed through purge gas into ash conveying pipe 10 by connecting tube 30, and plugging ash material flows simultaneously in ash conveying pipe 10
It is conveyed to the conveying direction of ash conveying pipe 10;When plugging ash material is delivered to next connecting tube 30, it is arranged in the connecting tube 30
Automatic suberization valve unit monitoring ash conveying pipe 10 the communicating position with the connecting tube 30 at pressure value, when pressure value is greater than or waits
When preset pressure value, the work of automatic suberization valve makes the connecting tube 30 be in connected state, and steam line 20 passes through the connecting tube
30 are passed through purge gas into ash conveying pipe 10, and plugging ash material flows in ash conveying pipe 10 and to the conveying side of ash conveying pipe 10
It to conveying, repeats the above process, realizes the remote ash material transportation work of ash-transmission system.
In the alternative embodiment of the application, ash conveying pipe 10 includes the straight pipe and elbow structure being connected, adjacent
Spacing distance between two connecting tubes 30 reduces along the direction close to elbow structure.
Since the resistance at elbow structure is larger, optionally, one connecting tube is respectively set at the both ends close to elbow structure
30, to guarantee that the ash material in ash conveying pipe 10 is smoothly through elbow structure.
Optionally, the spacing distance between two neighboring connecting tube 30 is more than or equal to 1m and is less than or equal to 2m.
In one specific embodiment of the application, the spacing distance between two neighboring connecting tube 30 is 1m.
According to the mobility of ash material in ash conveying pipe 10, the interval distance between two neighboring connecting tube 30 is flexibly set
From when the mobility of ash material is preferable, increasing the spacing distance between two neighboring connecting tube 30, when the mobility of ash material is poor
When, reduce the spacing distance between two neighboring connecting tube 30.
As shown in Figure 1, ash-transmission system further includes grey library 60, grey library 60 and the ash material conveying downstream nozzle of ash conveying pipe 10 connect
It is logical, to store the ash material in ash conveying pipe 10.
As shown in Figure 1, ash-transmission system further includes ash dropping hopper 70, the ash material conveying upstream company of ash dropping hopper 70 and ash conveying pipe 10
It is logical, so that the ash material in ash dropping hopper 70 is conveyed by ash conveying pipe 10.
As shown in Figure 1, ash-transmission system further includes storehouse pump 80 and baiting valve 90, storehouse pump 80 and baiting valve 90 are successively set on and fall
Between ash bucket 70 and ash conveying pipe 10, so that the ash material in ash dropping hopper 70 quantitatively enters in ash conveying pipe 10.
Ash-transmission system needs four work steps in the prior art: charging, pressurization fluidisation, conveying and blowing pipeline, and this
The ash-transmission system that application provides only needs three work steps: charging, pressurization fluidisation and conveying.Ash-transmission system provided by the present application
It is full packages conveying, connecting tube 30 and the resistance of 10 junction of ash conveying pipe are larger, press between steam line 20 and ash conveying pipe 10
Difference is smaller, so the air inflow of automatic suberization valve and little, is conducive to save gas consumption.
Transportation system in the prior art also needs to increase pipeline supercharging device, with carry out to the ash material in ash conveying pipe 10 into
The secondary fluidisation of row, prevents gas ash to be layered, in this way, can reduce grey gas ratio, increase system flow rate, increase pipe wear;The application mentions
The ash-transmission system of confession does not need post-cure, the property easy to use of ash-transmission system is improved, simultaneously as provided by the present application defeated
Ash system is full packages conveying, and conveying flow velocity is low, and conveying flow velocity is averagely no more than 5m/s, and the conveying flow velocity at grey 60 end of library is no more than
8m/s, in such manner, it is possible to effectively reduce abrasion of the ash material to ash conveying pipe 10.
Full pumping, full packages conveying, the more existing delivery system of primary conveying capacity may be implemented in ash-transmission system provided by the present application
The conveying capacity of system can be improved 2 to 3 times or more, improve the transfer efficiency of ash-transmission system.
It should be noted that ash-transmission system provided by the present application applies also for the remote of the granular material in addition to ash material
Transmission.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited the scope of the utility model processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each shown in attached drawing
The size of a part is not to draw according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant
Art, method and apparatus may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as awarding
Weigh part of specification.In shown here and discussion all examples, any occurrence should be construed as merely example
Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar
Label and letter similar terms are indicated in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with
In attached drawing afterwards do not need that it is further discussed.
In the description of the present invention, it should be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally,
Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or positional relationship be normally based on orientation or position shown in the drawings
Relationship is set, is merely for convenience of describing the present invention and simplifying the description, in the absence of explanation to the contrary, these nouns of locality
Do not indicate that and imply that signified device or element must have a particular orientation or be constructed and operated in a specific orientation, because
This should not be understood as the limitation to scope of protection of the utility model;The noun of locality " inside and outside " refers to the wheel relative to each component itself
Wide is inside and outside.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
The limitation of utility model protection range.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of ash-transmission system, including ash conveying pipe (10), steam line (20) and connecting tube (30), the connecting tube (30) is used
In the connection steam line (20) and the ash conveying pipe (10), which is characterized in that
The ash-transmission system further includes automatic valve (40), and the automatic valve (40) is arranged on the connecting tube (30), institute
The pressure value at the communicating position with the connecting tube (30) of automatic valve (40) for monitoring the ash conveying pipe (10) is stated,
And the on off operating mode of the connecting tube (30) is controlled according to the size of the pressure value.
2. ash-transmission system according to claim 1, which is characterized in that the automatic valve (40) is automatic suberization valve.
3. ash-transmission system according to claim 1, which is characterized in that the ash-transmission system further includes manually-operated gate (50),
The manually-operated gate (50) is arranged on the connecting tube (30), and the two sides of the automatic valve (40) are each provided with an institute
State manually-operated gate (50).
4. ash-transmission system according to claim 3, which is characterized in that the manually-operated gate (50) is manual ball valve.
5. ash-transmission system according to any one of claim 1 to 4, which is characterized in that the steam line (20) and institute
Ash conveying pipe (10) is stated to be arranged in parallel, the connecting tube (30) be it is multiple, multiple connecting tubes (30) are along the ash conveying pipe
(10) length direction interval setting.
6. ash-transmission system according to claim 5, which is characterized in that the ash conveying pipe (10) includes the straight tube being connected
Section and elbow structure, the spacing distance between the connecting tube (30) of adjacent two subtract along the direction close to the elbow structure
It is small.
7. ash-transmission system according to claim 5, which is characterized in that the interval between the two neighboring connecting tube (30)
Distance is more than or equal to 1m and is less than or equal to 2m.
8. ash-transmission system according to claim 1, which is characterized in that the ash-transmission system further includes grey library (60), described
Grey library (60) is connected to the ash material of the ash conveying pipe (10) conveying downstream nozzle, to store the ash in the ash conveying pipe (10)
Material.
9. ash-transmission system according to claim 1, which is characterized in that the ash-transmission system further includes ash dropping hopper (70), institute
It states ash dropping hopper (70) to be connected to the ash material of the ash conveying pipe (10) conveying upstream, so that the ash material in the ash dropping hopper (70) is logical
The ash conveying pipe (10) is crossed to be conveyed.
10. ash-transmission system according to claim 9, which is characterized in that the ash-transmission system further include storehouse pump (80) and under
Expect valve (90), the storehouse pump (80) and the baiting valve (90) are successively set on the ash dropping hopper (70) and the ash conveying pipe
(10) between, so that the ash material in the ash dropping hopper (70) quantitatively enters in the ash conveying pipe (10).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820434844.0U CN208249337U (en) | 2018-03-28 | 2018-03-28 | Ash-transmission system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820434844.0U CN208249337U (en) | 2018-03-28 | 2018-03-28 | Ash-transmission system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208249337U true CN208249337U (en) | 2018-12-18 |
Family
ID=64638475
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820434844.0U Active CN208249337U (en) | 2018-03-28 | 2018-03-28 | Ash-transmission system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208249337U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109573624A (en) * | 2018-12-29 | 2019-04-05 | 山东省元丰节能装备科技股份有限公司 | Storage equipment Pneumatic ash conveying lifting device |
CN110217598A (en) * | 2019-05-23 | 2019-09-10 | 浙江固特气动科技股份有限公司 | A kind of thermal power plant's pneumatic ash transmitting system |
CN114044365A (en) * | 2021-11-30 | 2022-02-15 | 重庆金维实业有限责任公司 | Catalyst feeding program control system and method |
-
2018
- 2018-03-28 CN CN201820434844.0U patent/CN208249337U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109573624A (en) * | 2018-12-29 | 2019-04-05 | 山东省元丰节能装备科技股份有限公司 | Storage equipment Pneumatic ash conveying lifting device |
CN109573624B (en) * | 2018-12-29 | 2024-02-20 | 山东省元丰节能装备科技股份有限公司 | Lifting device for pneumatic ash conveying of storage equipment |
CN110217598A (en) * | 2019-05-23 | 2019-09-10 | 浙江固特气动科技股份有限公司 | A kind of thermal power plant's pneumatic ash transmitting system |
CN110217598B (en) * | 2019-05-23 | 2021-08-03 | 浙江固特气动科技股份有限公司 | Pneumatic ash conveying system of thermal power plant |
CN114044365A (en) * | 2021-11-30 | 2022-02-15 | 重庆金维实业有限责任公司 | Catalyst feeding program control system and method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN208249337U (en) | Ash-transmission system | |
CN205132553U (en) | Automatic prevent stifled pipe device and material pipeline conveying system | |
WO2019200710A1 (en) | System and method for clearing blocked pneumatic transport pipe | |
CN204624703U (en) | For the blockage-clearing device of long distance Pneumatic conveying pipeline | |
CN105366368A (en) | Pneumatic feeding device | |
CN109230549B (en) | Compound pneumatic conveying rotational flow elbow | |
CN210029245U (en) | Pneumatic conveying pipeline gas distribution system | |
CN114655709A (en) | Pilot-operated type air-supplementing ash conveying system | |
CN212334034U (en) | Train charging devices of environmental protection | |
CN107032002A (en) | A kind of ash-transmission system fluidizes pipe anti-block apparatus | |
CN209541524U (en) | Easy-to-dismount expansion-joint type air cooler pipe bundle structure | |
CN102537584A (en) | Gas pressure relief device | |
CN206427995U (en) | One kind is automatically controlled for sour equipment | |
CN203131157U (en) | Four-way valve | |
CN207482757U (en) | A kind of spiral dispensing mechanisms | |
CN110282360A (en) | Feeding device | |
CN204912209U (en) | Receive ball sled dress structure | |
CN102837913B (en) | Tank box temperature regulating system and tank container | |
CN209502465U (en) | A kind of material addition pipeline system | |
CN219849508U (en) | Device for precisely controlling polymerization reaction gas-phase initiator | |
CN202414774U (en) | Lime powder feeding device | |
CN220702597U (en) | Pneumatic conveying system provided with intelligent turbulence valve | |
CN207928884U (en) | A kind of sack cleaner, soot cleaning system and deashing pipeline current-limiting apparatus | |
CN212663259U (en) | Efficient powder pipeline conveying device | |
CN221164452U (en) | Self-cleaning system for coal mine chute |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |