CN209549097U - Device for producing hydrogen adsorbs tower structure - Google Patents
Device for producing hydrogen adsorbs tower structure Download PDFInfo
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- CN209549097U CN209549097U CN201920161453.0U CN201920161453U CN209549097U CN 209549097 U CN209549097 U CN 209549097U CN 201920161453 U CN201920161453 U CN 201920161453U CN 209549097 U CN209549097 U CN 209549097U
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- adsorption tower
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- producing hydrogen
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Abstract
The utility model provides a kind of device for producing hydrogen absorption tower structure, including adsorption tower, vacuum evacuation device and device for discharging, is filled with adsorbent in adsorption tower；Vacuum evacuation device is connected to adsorption tower, and simultaneously adsorption tower is discharged in the gas desorption that vacuum evacuation device is used to adhere to vacuum state inside adsorption tower so as on adsorbent；Wherein, the discharge port being connected to its inside is provided on the outer wall of adsorption tower, device for discharging is used to be connected to discharge port so that the adsorbent after desorption is discharged to device for discharging by discharge port and is collected.Adsorbent is drawn off outside tower so as to realize, enters adsorption tower under anaerobic without worker and carries out changing the outfit for adsorbent, effectively prevent the security risk during adsorbent changes the outfit.Solve the problems, such as that pressure-swing absorber in the prior art enters in tower the adsorbent that changes the outfit there are serious safety risks using operating personnel.
Description
Technical field
The utility model relates to coal chemical industry apparatus fields, adsorb tower structure in particular to a kind of device for producing hydrogen.
Background technique
In coal chemical technology, the raw materials used gas of pressure swing adsorption hydrogen production derives from the raw coke oven gas of by-product in semi-coke production process,
First preprocessed process tower removes the impurity such as tar and naphthalene to raw coke oven gas, enter back into concentrate process carbon dioxide removal, carbon monoxide,
The impurity such as nitrogen and methane most carry out a step purification through hydrogen purification workshop section afterwards, and the hydrogen for obtaining purity 99.99% produces
Product.
This technique carries out absorption purification to unstripped gas using pressure-swing absorber.The adsorbent inventory that pressure-swing absorber uses
Quite big, concentrate workshop section is the master operation for removing foreign gas, for this purpose, failure is very fast in use for concentrate adsorbent,
General service life causes changing the outfit very frequently for the adsorbent in adsorption tower in or so half a year.
Currently, adsorbent discharges toxic fuel gas when changing the outfit, since adsorbent can desorb at any time, to avoid having
Burning or explosion occur under oxygen condition, it is necessary to be operated under anaerobic.Adsorption tower is entered by operating personnel, passes through vacuum
Pump negative pressure extracts adsorbent out, and whole process needs operating personnel to enter operation vacuum tube in tower, and such special operation exists
Serious security risk, lead to Frequent Accidents during adsorption tower draws agent.
Utility model content
The main purpose of the utility model is to provide a kind of device for producing hydrogen to adsorb tower structure, in the prior art to solve
Pressure-swing absorber, which enters in tower the adsorbent that changes the outfit using operating personnel, has serious safety risk.
To achieve the goals above, the utility model provides a kind of device for producing hydrogen absorption tower structure, comprising: adsorption tower,
Adsorbent is filled in adsorption tower；Vacuum evacuation device is connected to adsorption tower, and vacuum evacuation device is true for will be pumped into inside adsorption tower
Dummy status is so as to the gas desorption that adheres on adsorbent and be discharged adsorption tower；Device for discharging；Wherein, it is arranged on the outer wall of adsorption tower
There is the discharge port being connected to its inside, device for discharging is used to be connected to discharge port so that the adsorbent after desorption passes through discharging
Mouth is discharged to device for discharging and is collected.
Further, adsorbent is muti-piece, and muti-piece adsorbent is successively arranged along the short transverse of adsorption tower；Wherein, discharging
Mouthful be it is multiple, multiple discharge ports along the outer wall that the short transverse of adsorption tower is arranged at intervals on adsorption tower, each discharge port with it is right
The one piece of adsorbent position answered is opposite.
Further, muti-piece adsorbent include the molecular sieve layer from top to bottom set gradually along the short transverse of adsorption tower,
Active carbon layer, layer of silica gel and alumina layer；Wherein, discharge port is two, two discharge ports and molecular sieve layer and active carbon
Layer is correspondingly arranged.
Further, adsorption tower includes: separate mesh, and separate mesh is multilayer, short transverse of the Multi-layer separated net along adsorption tower
It is arranged at intervals on inside adsorption tower；Wherein, every layer of separate mesh is between two pieces of adjacent adsorbents to inhale adjacent two pieces
Attached dose of separation.
Further, each discharge port is opposite with the bottom of corresponding one piece of adsorbent.
Further, discharge port is tubular structure, and discharge port tilts down predetermined angle relative to horizontal direction.
Further, device for discharging includes: discharge duct, and one end of discharge duct is connected to discharge port；Material collecting box for harvesting, discharge duct
The other end is connected to so that the adsorbent after desorption is discharged to Material collecting box for harvesting by discharge duct and is collected with Material collecting box for harvesting.
Further, discharge duct is cloth bag hose.
Further, adsorption tower has the first pipeline and the second pipeline, bottom and absorption of first pipeline by adsorption tower
Tower connection；Wherein, vacuum evacuation device is connected to by the first pipeline with adsorption tower.
Further, vacuum means are set to water ring vacuum pump.
Tower structure is adsorbed using the device for producing hydrogen of technical solutions of the utility model, including adsorption tower, vacuum evacuation device and is unloaded
Expect device, is filled with adsorbent in adsorption tower；Vacuum evacuation device is connected to adsorption tower, and vacuum evacuation device is used for will be inside adsorption tower
Vacuum state is so as to the gas desorption that adheres on adsorbent and be discharged adsorption tower；Wherein, it is provided on the outer wall of adsorption tower
With its internal discharge port being connected to, device for discharging is used to be connected to discharge port so that the adsorbent after desorption passes through discharge port
Device for discharging is discharged to be collected.Adsorbent is drawn off outside tower so as to realize, enters under anaerobic without worker and inhales
Attached tower carries out changing the outfit for adsorbent, effectively prevents the security risk during adsorbent changes the outfit.It solves in the prior art
Pressure-swing absorber, which enters in tower the adsorbent that changes the outfit using operating personnel, has serious safety risk.
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 is according to optionally a kind of schematic diagram of device for producing hydrogen absorption tower structure of the utility model embodiment；And
Fig. 2 is the enlarged structure schematic diagram in Fig. 1 at A.
Wherein, the above drawings include the following reference numerals:
10, adsorption tower；11, discharge port；12, separate mesh；13, the first pipeline；14, the second pipeline；20, vacuum evacuation device；
21, vacuum lines；22, vacuum desorption valve；30, device for discharging；31, discharge duct；32, Material collecting box for harvesting；40, molecular sieve layer；50,
Active carbon layer；60, layer of silica gel；70, alumina layer.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
Tower structure is adsorbed according to the device for producing hydrogen of the utility model embodiment, as shown in Figure 1, including adsorption tower 10, taking out very
Empty device 20 and device for discharging 30, adsorption tower 10 is interior to be filled with adsorbent；Vacuum evacuation device 20 is connected to adsorption tower 10, is vacuumized
Device 20 for by 10 inside vacuum state of adsorption tower so as to the gas desorption that adheres on adsorbent and adsorption tower 10 be discharged；
Wherein, be provided on the outer wall of adsorption tower 10 and its internal discharge port be connected to, device for discharging 30 be used to be connected to discharge port with
Make the adsorbent after desorption be discharged to device for discharging 30 by discharge port to be collected.
Tower structure, including adsorption tower 10, vacuum evacuation device 20 are adsorbed using the device for producing hydrogen of technical solutions of the utility model
With device for discharging 30, adsorption tower 10 is interior to be filled with adsorbent；Vacuum evacuation device 20 is connected to adsorption tower 10, and vacuum evacuation device 20 is used
In by 10 inside vacuum state of adsorption tower so as to the gas desorption that adheres on adsorbent and adsorption tower 10 be discharged；Wherein, it inhales
It is provided on the outer wall of attached tower 10 and is solved with its internal discharge port being connected to, device for discharging 30 for being connected to discharge port so as to pass through
Adsorbent after suction is discharged to device for discharging 30 by discharge port and is collected.Adsorbent, nothing are drawn off outside tower so as to realize
It needs worker to enter adsorption tower 10 under anaerobic and carries out changing the outfit for adsorbent, effectively prevent the peace during adsorbent changes the outfit
Full blast danger.It solves pressure-swing absorber 10 in the prior art and enters in tower the adsorbent that changes the outfit using operating personnel in the presence of serious peace
The problem of full blast danger.
When it is implemented, adsorbent is muti-piece, muti-piece adsorbent is successively arranged along the short transverse of adsorption tower 10；Wherein,
Discharge port 11 be it is multiple, multiple discharge ports 11 are arranged at intervals on the outer wall of adsorption tower 10 along the short transverse of adsorption tower 10, often
A discharge port 11 is opposite with corresponding one piece of adsorbent position.Optionally, discharge port 11 is the discharge port of φ 168*20.
In order to which each piece of adsorbent to be spaced from each other, further, as depicted in figs. 1 and 2, adsorption tower 10 includes separate mesh
12, separate mesh 12 is multilayer, and Multi-layer separated net 12 is arranged at intervals on inside adsorption tower 10 along the short transverse of adsorption tower 10；Its
In, every layer of separate mesh 12 is between two pieces of adjacent adsorbents to separate two pieces of adjacent adsorbents.Each discharge port 11
Opposite with the bottom of corresponding one piece of adsorbent, i.e., discharge port 11 is close to the setting of separate mesh 12 of every piece of adsorbent bottom to protect
Demonstrate,proving corresponding adsorbent can be discharged by discharge port 11.Specifically, separate mesh 12 is steel wire, it can guarantees that gas is suitable
Smooth passes through, while can separate each piece of adsorbent.
In the present embodiment, muti-piece adsorbent includes the molecule from top to bottom set gradually along the short transverse of adsorption tower 10
Screen layers 40, active carbon layer 50, layer of silica gel 60 and alumina layer 70；Discharge port 11 is two, two discharge ports 11 and molecular sieve
Layer and active carbon layer are correspondingly arranged, so that the adsorbent of molecular sieve layer and active carbon layer be drawn off.Layer of silica gel and aluminium oxide
The height of layer is lower, operates vacuum tube progress discharging using adsorption tower 10 is manually entered.
In order to guarantee that adsorbent can be swimmingly conveyed to device for discharging 30, further, discharge port 11 is tubular structure,
Discharge port 11 tilts down predetermined angle relative to horizontal direction, so as to draw off adsorbent swimmingly from discharge port 11.
The end of discharge port 11 is equipped with flange arrangement, and flange arrangement is used to install blind plate when adsorption tower 10 works normally for discharge port
11 block, and guarantee the normal operation of adsorption tower 10.
Further, device for discharging 30 includes discharge duct 31 and Material collecting box for harvesting 32, and one end of discharge duct 31 and discharge port 11 connect
It is logical；The other end of discharge duct 31 is connected to be discharged to and be gathered materials by discharge duct 31 by the adsorbent after desorption with Material collecting box for harvesting 32
Case 32 is collected.Optionally, discharge duct 31 is cloth bag hose.
Further, adsorption tower 10 has the first pipeline 13 and the second pipeline 14, and the first pipeline 13 passes through adsorption tower 10
Bottom is connected to adsorption tower 10；Unstripped gas suction line and inverse put gas pipeline are connected on first pipeline 13, wherein vacuum means
It sets 20 to be connected to by two vacuum lines 21 with the first pipeline 13, to be connected to adsorption tower 10.Two vacuum lines 21
On be provided with vacuum desorption valve 22, vacuum evacuation device 20 and adsorption tower can be opened or closed by vacuum desorption valve 22
10 connection or shutdown.Optionally, vacuum evacuation device 20 is water ring vacuum pump.
In specific works, step 1: the adsorption tower 10 of adsorbent to be replaced is cut out pressure swing adsorption hydrogen production system, with fortune
Luggage sets isolation, opens vacuum desorption valve 22 manually, opens vacuum evacuation device 20 to the adsorbent Vacuum solutions in adsorption tower 10
A few hours are inhaled, the gases such as toxic, inflammable adhered on adsorbent are all desorbed.Vacuum evacuation device 20 is connected to surge tank, solution
The gases such as toxic, inflammable inhaled are transported to surge tank.
It is detected step 2: carrying out toxic, inflammable gas to the adsorption tower 10 after desorption, after detection is qualified, then uses nitrogen
Displacement is qualified, under the protection of nitrogen, the corresponding discharge port 11 of 10 top layer's adsorbent of adsorption tower is opened, by the one of discharge duct 31
End is connect with discharge port 11, and the other end of discharge duct 31 is connect with Material collecting box for harvesting 32 carries out discharging.
Step 3:, using the dust generated in blower extraction adsorption tower 10, reducing nitrogen after the completion of every layer of adsorbent discharging
Concentration, is passed through factory's wind, and the measures such as operating personnel's safe wearing protective articles provide, manually in strict accordance with restricted clearance operation
Into separate mesh 12 is taken out, the discharging of next layer of adsorbent is successively carried out.
Step 4: finally residue tower bottom layer of silica gel and the absorbent filling height of alumina layer are less than 0.7 meter, using vacuum
Suction type is pumped, adsorption tower 10 is manually entered and operates vacuum tube progress discharging, this stage draws agent in strict accordance with restricted clearance operation
Regulation carries out, and is passed through a small amount of factory's wind, guarantees to carry out under aerobic conditions.
Necessary nitrogen protection in tower, prevents dust explosion in discharge process；It is manually limited empty into strictly observing during tower
Between in situation as defined in operation, operated using aerobic conditions, security risk can be evaded completely.
Tower structure is adsorbed using the device for producing hydrogen of the utility model embodiment, when replacing adsorbent, opens discharge port 11
It carries out unloading agent outside tower, has evaded operating personnel's interior security risk operated of tower under anaerobic；The method need to only be inhaled at every kind
After the completion of attached dose of discharging, operating personnel, which enters, takes out separate mesh 12, and the residence time is extremely short in tower, during this period can be into tower
It is sent into empty long wind, is operated under aerobic conditions, greatly reduces security risk.
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 device for producing hydrogen adsorbs tower structure characterized by comprising
Adsorption tower (10), the adsorption tower (10) is interior to be filled with adsorbent；
Vacuum evacuation device (20) is connected to the adsorption tower (10), and the vacuum evacuation device (20) is used for the adsorption tower
(10) internal vacuum state is so as to the gas desorption that adheres on the adsorbent and be discharged the adsorption tower (10)；
Device for discharging (30)；
Wherein, it is provided on the outer wall of the adsorption tower (10) and its internal discharge port (11) being connected to, the device for discharging
(30) for being connected to the discharge port (11) so that the adsorbent after desorption is discharged to institute by the discharge port (11)
Device for discharging (30) is stated to be collected.
2. device for producing hydrogen according to claim 1 adsorbs tower structure, which is characterized in that the adsorbent is muti-piece, muti-piece
The adsorbent is successively arranged along the short transverse of the adsorption tower (10)；
Wherein, the discharge port (11) is multiple, and multiple discharge ports (11) are between the short transverse of the adsorption tower (10)
Every being arranged on the outer wall of the adsorption tower (10), each discharge port (11) and corresponding one piece of adsorbent position phase
It is right.
3. device for producing hydrogen according to claim 2 adsorbs tower structure, which is characterized in that adsorbent described in muti-piece includes along institute
State molecular sieve layer, active carbon layer, layer of silica gel and alumina layer that the short transverse of adsorption tower (10) is from top to bottom set gradually；
Wherein, the discharge port (11) is two, two discharge ports (11) and the molecular sieve layer and the active carbon
Layer is correspondingly arranged.
4. device for producing hydrogen according to claim 2 adsorbs tower structure, which is characterized in that the adsorption tower (10) includes:
Separate mesh (12), the separate mesh (12) are multilayer, height of the separate mesh (12) described in multilayer along the adsorption tower (10)
It is internal that direction is arranged at intervals on the adsorption tower (10)；
Wherein, every layer of separate mesh (12) is between two pieces of adjacent adsorbents with by two pieces of adjacent absorption
Agent separates.
5. device for producing hydrogen according to claim 2 adsorbs tower structure, which is characterized in that each discharge port (11) with it is right
The bottom for the one piece of adsorbent answered is opposite.
6. device for producing hydrogen according to claim 2 adsorbs tower structure, which is characterized in that the discharge port (11) is tubulose knot
Structure, the discharge port (11) tilt down predetermined angle relative to horizontal direction.
7. device for producing hydrogen according to claim 1 adsorbs tower structure, which is characterized in that the device for discharging (30) includes:
One end of discharge duct (31), the discharge duct (31) is connected to the discharge port (11)；
Material collecting box for harvesting (32), the other end of the discharge duct (31) be connected to the Material collecting box for harvesting (32) with by by desorption after absorption
Agent is discharged to the Material collecting box for harvesting (32) collection by the discharge duct (31).
8. device for producing hydrogen according to claim 7 adsorbs tower structure, which is characterized in that the discharge duct (31) is that cloth bag is soft
Pipe.
9. device for producing hydrogen according to claim 1 adsorbs tower structure, which is characterized in that the adsorption tower (10) has first
Pipeline (13) and the second pipeline (14), bottom and the adsorption tower of first pipeline (13) by the adsorption tower (10)
(10) it is connected to；
Wherein, the vacuum evacuation device (20) is connected to by first pipeline (13) with the adsorption tower (10).
10. device for producing hydrogen according to claim 1 adsorbs tower structure, which is characterized in that the vacuum evacuation device (20) is
Water ring vacuum pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920161453.0U CN209549097U (en) | 2019-01-29 | 2019-01-29 | Device for producing hydrogen adsorbs tower structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920161453.0U CN209549097U (en) | 2019-01-29 | 2019-01-29 | Device for producing hydrogen adsorbs tower structure |
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| Publication Number | Publication Date |
|---|---|
| CN209549097U true CN209549097U (en) | 2019-10-29 |
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ID=68309372
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920161453.0U Active CN209549097U (en) | 2019-01-29 | 2019-01-29 | Device for producing hydrogen adsorbs tower structure |
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