CN208177424U - A kind of negative-pressure air power conveying device for vanadium catalyst - Google Patents
A kind of negative-pressure air power conveying device for vanadium catalyst Download PDFInfo
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- CN208177424U CN208177424U CN201820170183.5U CN201820170183U CN208177424U CN 208177424 U CN208177424 U CN 208177424U CN 201820170183 U CN201820170183 U CN 201820170183U CN 208177424 U CN208177424 U CN 208177424U
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- switch valve
- automatic switch
- cyclone separator
- air
- vanadium catalyst
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Abstract
A kind of negative-pressure air power conveying device for vanadium catalyst, belongs to wind model equipment technical field.Conveying device includes feed pipe, cyclone separator and blower, feed pipe includes charging supervisor and feed-inputing branched pipe, the quantity of cyclone separator is 2 or 2 or more, setting parallel with one another between cyclone separator, it feeds and is provided with air-breathing automatic switch valve on the side wall of supervisor, cyclone separator includes cyclone separator, discharging automatic switch valve, enter the wind automatic switch valve and outlet air automatic switch valve, discharging automatic switch valve is fixed on the discharge port of the bottom of cyclone separator, air inlet automatic switch valve is fixed on feed-inputing branched pipe, outlet air automatic switch valve is fixed on the wind pipe of cyclone separator.The utility model can be effectively reduced percentage of damage of the vanadium catalyst in negative-pressure air power transmission process, and structure and control are simple, and transfer efficiency is high, is assembled integrally using detachable cage structure, strange land is facilitated to transport, utilization rate is high.
Description
Technical field
The utility model belongs to wind model equipment technical field, in particular to a kind of negative-pressure air power for vanadium catalyst
Conveying device technical field.
Background technique
Sulfuric acid is a kind of basic industrial chemicals, and the production of sulfuric acid mainly uses contact method, sulfur dioxide in technique
The catalyst of oxidation reaction be the key that production, vanadium catalyst because its activity is good, mithridatism is strong, it is cheap and easy to get due to be widely used in
Gas washing in SA production industry.Currently, the vanadium catalyst industrially used is with V2O5For active constituent, with the sulfate of alkali metal
(K2SO4Or Na2SO4) it is co-catalyst, using diatomite as the multicomponent catalyst of carrier.
Vanadium catalyst used in sulfuric acid industry production after the operation of certain time, endures water to the fullest extent in converter
Part and SO2The impact of gas, intensity gradually decrease, so that fragmentation, causes bed resistance to be gradually increased, and then make under conversion ratio
Drop, eventually leads to and is difficult to produce, it is necessary to carry out regeneration treatment to old vanadium catalyst.
The first step that old vanadium catalyst carries out regeneration treatment is exactly to sieve to old vanadium catalyst, will using conveying equipment
Old vanadium catalyst is delivered in screening plant from converter, the vanadium catalyst of screening removal fragmentation.To reduce production scene dust
Generation, old vanadium catalyst is generally delivered to screening plant from converter by the way of negative-pressure air power conveying by the prior art
In, the cyclone separator of negative-pressure air power conveying device uses rotating blanking valve discharging, but because rotating blanking valve discharging mistake
Continuous high speed rotation is needed in journey, the extrusion friction between vanadium catalyst and the blade and shell of rotating blanking valve more aggravates
Old vanadium catalyst it is broken, increase the proportion of goods damageds of vanadium catalyst, and a large amount of dust can be generated.
According to production practices, old vanadium catalyst its proportion of goods damaged in the transmission process of the negative-pressure air power conveying device of the prior art
Up to 7%, to produce 200000 tons of sulfuric acid per year, 100 tons of loading catalyst of enterprise's meter in converter, screening need to handle catalyst every time
About 35~40 tons, then about 2.5 tons of amount of the vanadium catalyst that screening is lost every time, the price of vanadium catalyst per ton is based on 30,000, every sieve
About 7.5 ten thousand yuan of loss caused by dividing once, considerably increase the production run cost of enterprise.
Utility model content
The utility model is to overcome problems of the prior art, and it is defeated to provide a kind of negative-pressure air power for vanadium catalyst
Device is sent, can be effectively reduced percentage of damage of the vanadium catalyst in negative-pressure air power transmission process, structure and control are simple, conveying effect
Rate is high, is assembled integrally using detachable cage structure, strange land is facilitated to transport, and utilization rate is high.
The utility model is to solve above-mentioned problems of the prior art, is adopted the following technical scheme that.
A kind of negative-pressure air power conveying device for vanadium catalyst, including feed pipe, cyclone separator and blower, it is described
Feed pipe includes charging supervisor and feed-inputing branched pipe, and the quantity of the cyclone separator is 2 or 2 or more, the whirlwind point
From setting parallel with one another between device, air-breathing automatic switch valve, the feed-inputing branched pipe are provided on the side wall of the charging supervisor
Outlet be fixedly connected with the air inlet of cyclone separator, the air outlet of the cyclone separator and blower and pipeline connect
It connects；
The cyclone separator includes cyclone separator, discharging automatic switch valve, enters the wind automatic switch valve and outlet air certainly
Dynamic switch valve, on the discharge port for the bottom that the discharging automatic switch valve is fixed at the cyclone separator, the air inlet
Automatic switch valve is fixed on the feed-inputing branched pipe, and the outlet air automatic switch valve is fixed at the cyclone separator
Wind pipe on.
Further, the air-breathing automatic switch valve, discharging automatic switch valve, air inlet automatic switch valve and outlet air are opened automatically
Close one kind that valve is pneumatic control automatic switch valve or Electronic control automatic switch valve.
It further, further include material-level detecting device and PLC control module, the material-level detecting device is using detachable
It is fixed on the lateral wall of cone section of cyclone separator, the input terminal of the PLC control module is connect with material-level detecting device, institute
State output end and the air-breathing automatic switch valve, discharging automatic switch valve, air inlet automatic switch valve and the outlet air of PLC control module
Automatic switch valve connection.
Further, the material-level detecting device is damping due to rotation switch or Tuning Fork Switch.
Further, bag filter is additionally provided between the cyclone separator and blower, the cyclone separator
Discharge pipe is connect with the air inlet of the bag filter by pipeline, the air outlet of the bag filter and the blower
Air inlet connection.
Further, the outlet of the blower is provided with muffler.
Further, conveying device is assembled integrally using detachable cage structure.
Compared with the existing technology, the utility model achieve it is following the utility model has the advantages that
1, the negative-pressure air power conveying device for vanadium catalyst of the utility model, discharging automatic switch valve use clearance-type
The discharge way of opening and closing replaces the continuous rotation cutting mode of the rotating blanking valve of the prior art, because discharging automatic switch valve
Switching motion frequency substantially reduces, and reduces switching motion to the squeezing action of vanadium catalyst, to reduce vanadium catalyst
Breakage rate.
2, the negative-pressure air power conveying device for vanadium catalyst of the utility model, feeds and is provided with suction on the side wall of supervisor
Gas automatic switch valve when operation, only need to open air-breathing automatic switch valve, the fresh air of vanadium containing catalysts can not enter whirlwind
Separator is realized and is acted on the purging of air inlet automatic switch valve and discharging automatic switch valve, so that being attached to air inlet certainly
Vanadium catalyst on dynamic switch valve and discharging automatic switch valve is purged off, and avoids air inlet automatic switch valve and discharging automatic switch
Vanadium catalyst caused by the subsequent switching motion of valve is broken, to further reduced the breakage rate of vanadium catalyst.
3, the negative-pressure air power conveying device for vanadium catalyst of the utility model, the setting of air-breathing automatic switch valve are being fed
On the side wall of supervisor, in operation, it is only necessary to which the cyclonic separation dress to 2 or 2 or more can be realized in 1 air-breathing automatic switch valve
The purging effect set, structure and control are simple.
4, the negative-pressure air power conveying device for vanadium catalyst of the utility model, the PLC receive material-level detecting device
Information it is automatic to be controlled by the parameter pre-set in program for air-breathing automatic switch valve, discharging automatic switch valve, air inlet
The switching motion of switch valve and outlet air automatic switch valve realizes conveying device to automatically control the on off operating mode of associated conduit
Automation control, improve production efficiency.
5, the negative-pressure air power conveying device for vanadium catalyst of the utility model, conveying device use detachable cage
Structure assembles integrally, carries out overall package, whole vehicle-mounted shifting at device fabrication scene to the conveying device to facilitate
Dynamic formula transport, use site directly use；Conveying device is greatly improved packaging efficiency and group using device fabrication on-site assembly
Packing quality, the transport of whole vehicle-mounted removable, it is convenient strange land transport is carried out to conveying device, it can be achieved that same device application service not
With the purpose of enterprise, the utilization rate of device is improved.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the negative-pressure air power conveying device described in the utility model for vanadium catalyst.
In figure: 1, converter；2, feed pipe；21, charging supervisor；22, feed-inputing branched pipe；23, air-breathing automatic switch valve；3, rotation
Wind separator；31, cyclone separator；32, discharging automatic switch valve；33, enter the wind automatic switch valve；34, outlet air automatic switch
Valve；4, material-level detecting device；5, blower；51, muffler；6, bag filter；7, screening plant.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, the technical solution in embodiment is carried out it is clear, complete
Ground description.Obviously, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, fall within the protection scope of the utility model.
A kind of negative-pressure air power conveying device for vanadium catalyst, including feed pipe 2, cyclone separator 3 and blower 5.
Blower 5 is one kind of centrifugal blower or roots blower.
Feed pipe 2 includes charging supervisor 21 and feed-inputing branched pipe 22, and the quantity of cyclone separator 3 is 2 or 2 or more,
Setting parallel with one another between cyclone separator 3 works alternatively between cyclone separator 3 parallel with one another.
Vanadium catalyst used in sulfuric acid industry production is arranged one or more in converter 1 on the side wall of converter 1
A air inlet is additionally provided with the valve of control pipeline on off operating mode at air inlet, when needing the vanadium catalyst in regenerating transformed device 1
When, the valve of corresponding position need to be only opened, is acted on by the air inducing of blower 5, the quilt from air inlet of the vanadium catalyst in converter 1
Suction sequentially enters in feed pipe 2 and cyclone separator 3.
Air-breathing automatic switch valve 23 is provided on the side wall of charging supervisor 21, the outlet of feed-inputing branched pipe 22 and cyclonic separation fill
It sets 3 air inlet to be fixedly connected, the air outlet of cyclone separator 3 is connect with blower 5 by pipeline.
Cyclone separator 3 includes cyclone separator 31, discharging automatic switch valve 32, air inlet automatic switch valve 33 and outlet air
Automatic switch valve 34；Discharging automatic switch valve 32 is fixed on the discharge port of the bottom of cyclone separator 31, and air inlet is automatic
Switch valve 33 is fixed on feed-inputing branched pipe 22, and outlet air automatic switch valve 34 is fixed at the discharge pipe of cyclone separator 31
On road.
Discharging automatic switch valve 32 is fixed on the discharge port of the bottom of cyclone separator 31.Discharging automatic switch valve
32 include fully closed and two kinds of working conditions of standard-sized sheet.When discharging automatic switch valve 32 is in full-shut position, it can prevent its from subsequent setting
Air in standby is entered in cyclone separator 31 under the action of blower 5 by discharging automatic switch valve 32, and certainly because of discharging
The sealing effect of dynamic switch valve 32 is more preferable compared with rotating blanking valve, and discharging automatic switch valve 32 closes wind effect more than rotating blanking valve
It is good；In addition, into the vanadium catalyst in cyclone separator 31 because the inhibition of discharging automatic switch valve 32, can gradually deposit
In the upper surface of discharging automatic switch valve 32, and the vanadium catalyst deposited can be in the follow-up equipment to discharging automatic switch valve 32
Air play the role of expect envelope.When discharging automatic switch valve 32 is shown in a fully open operation, it is deposited on discharging automatic switch valve 32
Vanadium catalyst can flow automatically into the follow-up equipment of discharging automatic switch valve 32.
It is emphasized that the follow-up equipment of discharging automatic switch valve 32 refers to screening plant 7 in embodiment.
Discharging automatic switch valve 32 replaces the company of the rotating blanking valve of the prior art using the discharge way of clearance-type opening and closing
Continuous rotary unloading mode reduces switching motion to vanadium because the switching motion frequency of discharging automatic switch valve 32 substantially reduces
The squeezing action of catalyst, to reduce the breakage rate of vanadium catalyst.
Air inlet automatic switch valve 33 is fixed on feed-inputing branched pipe 22.It enters the wind automatic switch valve 33 and passes through control charging branch
The on off operating mode of pipe 22 is to control the feed state of cyclone separator 31.
Outlet air automatic switch valve 34 is fixed on the wind pipe of cyclone separator 31.Outlet air automatic switch valve 34 is used
In the on off operating mode of the wind pipe of control cyclone separator 31.
Air-breathing automatic switch valve 23, one end of air-breathing automatic switch valve 23 and charging are provided on the side wall of charging supervisor 21
The side wall of supervisor 21 is fixedly connected, and the other end of air-breathing automatic switch valve 23 is directly communicated with atmosphere.
When air-breathing automatic switch valve 23 is in close state, under the air inducing effect of blower 5, the sky containing vanadium catalyst
Gas passes sequentially through feed pipe 2, air inlet automatic switch valve 33, into cyclone separator 31.
As known to those skilled in the art, the resistance that flow at high speed of the air in air hose can generate, therefore, when air-breathing is automatic
When switch valve 23 is in the open state, charging of the air-breathing automatic switch valve 23 of unlatching to 23 upstream of air-breathing automatic switch valve is located at
Pipe 2 forms short-circuit effect, and under the air inducing effect of blower 5, the fresh air of the not vanadium containing catalysts in environment can pass through air-breathing
Automatic switch valve 23 enters charging supervisor 21, by entering the wind automatic switch valve 33, into cyclone separator 31；And it is catalyzed containing vanadium
The air of agent then stops entering in cyclone separator 31 because of short circuit effect, and swiftly flowing fresh air is automatic by air inlet
When switch valve 33, purging effect can be formed to air inlet automatic switch valve 33, so that being attached on air inlet automatic switch valve 33
Vanadium catalyst be purged off, avoid vanadium catalyst caused by the subsequent switching motion of air inlet automatic switch valve 33 broken, from
And it further reduced the breakage rate of vanadium catalyst.
Air-breathing automatic switch valve 23 is arranged on the side wall of charging supervisor 21, in operation, it is only necessary to 1 air-breathing automatic switch
The purging effect to 2 or 2 or more cyclone separators 3 can be realized in valve 23, and structure and control are simple.
Preferred scheme, discharging automatic switch valve 32 are Pneumatic butterfly valve, electric butterfly valve, Pneumatic gate valve or electric gate valve
It is a kind of.
Preferred scheme, air inlet automatic switch valve 33 are one kind of Pneumatic butterfly valve or electric butterfly valve.
Preferred scheme, air-breathing automatic switch valve 23 are one kind of Pneumatic butterfly valve or electric butterfly valve.
Preferred scheme, outlet air automatic switch valve 34 are one kind of Pneumatic butterfly valve or electric butterfly valve.
Preferred scheme further includes material-level detecting device 4 and PLC control module.
Material-level detecting device 4 is using on the lateral wall of the detachable cone section for being fixed on cyclone separator 31.Material-level measure
Device 4 is used to detect the vanadium catalyst amount in cyclone separator 31, and the information that will test is transferred to PLC control module.
Preferred scheme, material-level detecting device 4 are one kind of damping due to rotation switch or the Tuning Fork Switch being arranged in pairs up and down.
The input terminal of PLC control module is connect with material-level detecting device 4, and the output end and air-breathing of PLC control module are automatic
Switch valve 23, discharging automatic switch valve 32, air inlet automatic switch valve 33 and outlet air automatic switch valve 34 connect.PLC receives material position
The material position information of detection device 4 detected, by the parameter pre-set in program, control air-breathing automatic switch valve 23,
The switching motion of discharging automatic switch valve 32, air inlet automatic switch valve 33 and outlet air automatic switch valve 34, to automatically control phase
The on off operating mode for closing pipeline realizes the automation control of conveying device, improves production efficiency.
Preferred scheme is additionally provided with bag filter 6, cyclone separator 3 between cyclone separator 3 and blower 5
Discharge pipe connect with the air inlet of bag filter 6 by pipeline, the air inlet of the air outlet of bag filter 6 and blower 5
Connection.Bag filter 6 can be used for further recycling the vanadium catalyst fine powder that cyclone separator 3 is not isolated, and the row of reduction
Enter the dust content in the air of atmosphere, reduces the adverse effect to environment.
Preferred scheme is connected using hose between bag filter 6 and blower 5, facilitates follow-up maintenance, dismounting or fortune
It is defeated.
Preferred scheme, the outlet of blower 5 are provided with muffler 51.
Preferred scheme, conveying device are assembled integrally using detachable cage structure, are filled with facilitating to conveying
It sets and carries out overall package, whole vehicle-mounted removable transport at device fabrication scene, use site directly uses；Conveying device uses
Device fabrication on-site assembly is greatly improved packaging efficiency and assembling quality, and whole vehicle-mounted removable transport is convenient to fill to conveying
Set carry out strange land transport, it can be achieved that same device application service difference enterprise purpose, improve the utilization rate of device.
Content described in this specification embodiment is only an enumeration of the implementation forms of the utility model concept, this is practical new
The protection scope of type should not be construed as being limited to the specific forms stated in the embodiments, the protection scope of the utility model also and
In those skilled in the art according to the utility model design it is conceivable that equivalent technologies mean.
Claims (7)
1. a kind of negative-pressure air power conveying device for vanadium catalyst, it is characterised in that: filled including feed pipe (2), cyclonic separation
(3) and blower (5) are set, the feed pipe (2) includes charging supervisor (21) and feed-inputing branched pipe (22), the cyclone separator
(3) quantity is 2 or 2 or more, and (21) are responsible in setting parallel with one another between the cyclone separator (3), the charging
Side wall on be provided with air-breathing automatic switch valve (23), the outlet of the feed-inputing branched pipe (22) and cyclone separator (3) into
Air port is fixedly connected, and the air outlet of the cyclone separator (3) is connect with blower (5) by pipeline；
The cyclone separator (3) includes cyclone separator (31), discharging automatic switch valve (32), air inlet automatic switch valve
(33) and outlet air automatic switch valve (34), the discharging automatic switch valve (32) are fixed at the cyclone separator (31)
On the discharge port of bottom, the air inlet automatic switch valve (33) is fixed on the feed-inputing branched pipe (22), and the outlet air is certainly
Dynamic switch valve (34) are fixed on the wind pipe of the cyclone separator (31).
2. a kind of negative-pressure air power conveying device for vanadium catalyst according to claim 1, it is characterised in that: the suction
Gas automatic switch valve (23), discharging automatic switch valve (32), air inlet automatic switch valve (33) and outlet air automatic switch valve (34) are equal
For one kind of pneumatic control automatic switch valve or Electronic control automatic switch valve.
3. a kind of negative-pressure air power conveying device for vanadium catalyst according to claim 1, it is characterised in that: further include
Material-level detecting device (4) and PLC control module, the material-level detecting device (4) are fixed on cyclone separator using detachable
(31) on the lateral wall of cone section, the input terminal of the PLC control module is connect with material-level detecting device (4), the PLC control
The output end of module and the air-breathing automatic switch valve (23), discharging automatic switch valve (32), air inlet automatic switch valve (33) and
Outlet air automatic switch valve (34) connection.
4. a kind of negative-pressure air power conveying device for vanadium catalyst according to claim 3, it is characterised in that: the material
Level detecting apparatus (4) is damping due to rotation switch or Tuning Fork Switch.
5. a kind of negative-pressure air power conveying device for vanadium catalyst according to claim 1, it is characterised in that: the rotation
It is additionally provided between wind separator (31) and blower (5) bag filter (6), the discharge pipe of the cyclone separator (31) and institute
The air inlet for stating bag filter (6) is connected by pipeline, air outlet and the blower (5) of the bag filter (6)
Air inlet connection.
6. a kind of negative-pressure air power conveying device for vanadium catalyst according to claim 1, it is characterised in that: the wind
The outlet of machine (5) is provided with muffler (51).
7. a kind of described in any item negative-pressure air power conveying devices for vanadium catalyst, feature exist according to claim 1~6
In: conveying device is assembled integrally using detachable cage structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820170183.5U CN208177424U (en) | 2018-01-30 | 2018-01-30 | A kind of negative-pressure air power conveying device for vanadium catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820170183.5U CN208177424U (en) | 2018-01-30 | 2018-01-30 | A kind of negative-pressure air power conveying device for vanadium catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208177424U true CN208177424U (en) | 2018-12-04 |
Family
ID=64442854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820170183.5U Active CN208177424U (en) | 2018-01-30 | 2018-01-30 | A kind of negative-pressure air power conveying device for vanadium catalyst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208177424U (en) |
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2018
- 2018-01-30 CN CN201820170183.5U patent/CN208177424U/en active Active
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