CN204548995U - A kind of novel closure hopper - Google Patents
A kind of novel closure hopper Download PDFInfo
- Publication number
- CN204548995U CN204548995U CN201520153880.6U CN201520153880U CN204548995U CN 204548995 U CN204548995 U CN 204548995U CN 201520153880 U CN201520153880 U CN 201520153880U CN 204548995 U CN204548995 U CN 204548995U
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- pressure
- ozzle
- hopper
- allobar
- meiobar
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Abstract
The utility model relates to a kind of novel closure hopper, comprise hopper body, be respectively equipped with catalyst inlet and catalyst outlet at its top and bottom, and the inner chamber of hopper is divided into meiobar, allobar and higher-pressure region successively, between these three regions, adopt connecting element to be interconnected; At catalyst inlet place, meiobar and junction, allobar and allobar and junction, higher-pressure region be provided with standpipe, metering hole is provided with in the bottom of standpipe, rotating cone is provided with above standpipe, the sidewall of hopper body offers multiple equilibrium of pressure ozzle, the madial wall of meiobar offers emptying ozzle and pressure sensing port, the madial wall of higher-pressure region offers pressure sensing port and blanketing gas ozzle, the lateral wall of allobar is provided with two level-sensing devices, and on the lateral wall of higher-pressure region, is provided with a level-sensing device.The unit design of this locking hopper is ingenious, and neither needing special does not wear-resistingly need special control system every agent valve yet, and easy to operate, cost is low.
Description
Technical field
The utility model relates to the locking hopper realizing continuous catalyst regenerating in a kind of gasoline-type and aromatic hydrocarbons type continuous reformer.
Background technology
Continuous reformer, as one of the source of aromatic hydrocarbons and derived product thereof, plays very important effect in whole petrochemical industry.Petrochemical complex course of reaction under catalyst action is general all with green coke side reaction, thus needs to regenerate catalyst with activity recovery.Locking hopper is the key equipment realizing continuous catalyst regenerating in continuous reformer, and the catalyst transport of meiobar, top to higher-pressure region, bottom, is completed the cyclic process of catalyst between reactor and regenerator, and controls the cycle speed of catalyst by it.Existing locking hopper is divided into has valve conveying and valveless to carry two kinds, and wherein, having valve to carry is be provided with valve in catalyst transport, and valveless conveying is then non-mounted valve in delivery pipe, and the catalyst flowing in pipe controls by the pressure reduction being added in this pipe.Therefore, valve is had to carry lower to control overflow, its control program can realize by conventional control means, however have valve to carry to need special every agent valve with the wearing and tearing of anticatalyst, valveless conveying then avoids the wearing and tearing when opening and closing to catalyst of valve on catalyst transport; But valveless conveying is very high to the requirement of the control of valve on gas passage, need realize by a special control system.In view of the technical matters existed in prior art, therefore, a kind of new locking hopper of exigence solves the problems of the technologies described above.
Summary of the invention
The utility model is to provide a kind of novel closure hopper, and this hopper unit design is ingenious, and neither needing special does not wear-resistingly need special control system every agent valve yet, and easy to operate, cost is low.
To achieve these goals, the technical solution adopted in the utility model is, a kind of novel closure hopper, comprise hopper body, top and the bottom of described hopper body are respectively equipped with regenerated catalyst inlet and regenerated catalyst outlet, the inner chamber of described hopper body is divided into meiobar, allobar and higher-pressure region successively by order from top to bottom, connecting element is adopted to be interconnected between these three regions, by these three the interregional operations that cooperatively interact, realize carrying catalyst with smaller batch, improve the pressure in closed loop border around catalyst simultaneously.Standpipe is provided with in described regenerated catalyst inlet place, meiobar and junction, allobar and allobar and junction, higher-pressure region, the bottom of described standpipe is provided with metering hole, for the catalyst flowing to hopper is limited in a flow that can accept, thus make catalyst in whole regeneration cycle process, remain on a stable distribution of burning temperature.Rotating cone is provided with above the standpipe being positioned at hopper body interior, the sidewall of described hopper body offers multiple equilibrium of pressure ozzle, the madial wall of meiobar offers emptying ozzle and pressure sensing port, emptying ozzle is for discharging unnecessary gas, pressure sensing port is provided with compression indicator, for monitoring the pressure in hopper; The madial wall of higher-pressure region offers pressure sensing port and blanketing gas ozzle.The lateral wall of allobar being provided with two level-sensing devices, for controlling the compression and decompression of allobar inner catalyst, and a level-sensing device being installed on the lateral wall of higher-pressure region, for monitoring the material level of higher-pressure region inner catalyst.
Improve as one of the present utility model, described hopper body adopts stainless steel sheet to be made, and stainless steel sheet has surface attractive in appearance and good decay resistance, and adopt stainless steel sheet finish mix bucket body, not only cost is low but also long service life; Described standpipe and rotating cone adopt calm steel plate to make, the strong and long service life of corrosion stability.
Improve as one of the present utility model, described meiobar, fixed connecting piece between allobar and higher-pressure region are flange form flange body, connect easy, good airproof performance, are convenient to take apart overhaul when locking hopper breaks down.
Improve as one of the present utility model, described level-sensing device adopts contactless anticorrosion level-sensing device, can be directly installed on the lateral wall of locking hopper, not only ensure that locking hopper is simple and compact for structure, and effectively avoid hopper body interior to occur the phenomenons such as leak tightness difference.
Improve as one of the present utility model, the quantity of described equilibrium of pressure ozzle is 3, be respectively the 3rd equilibrium of pressure ozzle being arranged on the first equilibrium of pressure ozzle of meiobar, the second equilibrium of pressure ozzle of allobar and higher-pressure region, and be provided with filtering net on all equilibrium of pressure ozzles and emptying ozzle.
Relative to prior art, structure of the present utility model is simple, use and overhaul conveniently, cost is low, catalyst is touched rotating cone rotation and is driven after the flowing of hopper body interior is fallen by standpipe by catalyst granules, the flow of catalyst is controlled by the metering hole being located at riser bottom, thus significantly reduces the severity to the requirement of hopper body interior Stress control in catalyst recycle process; And the stationarity that this locking hopper changes allobar pressure is without excessive demand, only need the on off state of control presssure balance cock, aie escape valve and air inlet valve, the steady conveying to catalyst can be realized, therefore conventional control system is adopted to realize, thus enormously simplify control system, make control process simple, reliable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1-hopper body, 2-regenerated catalyst inlet, 3-regenerated catalyst outlet, 4-standpipe, 5-metering hole, 6-rotating cone, 7-equilibrium of pressure ozzle, 8-emptying ozzle, 9-blanketing gas ozzle, 10-filtering net, 11-compression indicator, 12-level-sensing device, 13-flange form flange body, 14-pressure balance valve, 15-aie escape valve, 16-air inlet valve, A-meiobar, B-allobar, C-higher-pressure region.
Detailed description of the invention
In order to deepen understanding and cognition of the present utility model, below in conjunction with accompanying drawing the utility model be further described and introduce.
embodiment 1:as shown in Figure 1, a kind of novel closure hopper, comprise hopper body 1, the top of described hopper body 1 and bottom are respectively equipped with regenerated catalyst inlet 2 and regenerated catalyst outlet 3, the inside of described hopper body 1 is divided into meiobar A, allobar B and higher-pressure region C successively by order from top to bottom, connecting element is adopted to interconnect between these three regions, by these three the interregional operations that cooperatively interact, realize carrying catalyst with smaller batch, improve the pressure in closed loop border around catalyst simultaneously.Standpipe 4 is provided with at described regenerated catalyst inlet 2 place, meiobar A and B junction, allobar and allobar B and C junction, higher-pressure region, the bottom of described standpipe 4 is provided with the metering hole 5 that aperture size is greater than catalyst particle size, for the catalyst flowing to hopper is limited in a flow that can accept, thus make catalyst in whole regeneration cycle process, remain on a stable distribution of burning temperature.Rotating cone 6 is provided with above the standpipe 5 being positioned at hopper body 1 inside, the sidewall of described hopper body 1 offers multiple equilibrium of pressure ozzle 7, the madial wall of meiobar A offers emptying ozzle 8 and pressure sensing port, emptying ozzle 8 is for discharging unnecessary gas, pressure sensing port is provided with compression indicator 11, for monitoring the pressure in hopper; The madial wall of higher-pressure region C offers pressure sensing port and blanketing gas ozzle 9.The lateral wall of allobar B is provided with two level-sensing devices 12, one is high-order level-sensing device, and another is low level level-sensing device, for controlling the compression and decompression of allobar inner catalyst, and a level-sensing device 12 is installed on the lateral wall of higher-pressure region C, for monitoring the material level of higher-pressure region inner catalyst.
embodiment 2:as shown in Figure 1, improve as one of the present utility model, described hopper body 1 adopts stainless steel sheet to be made, and stainless steel sheet has surface attractive in appearance and good decay resistance, adopt stainless steel sheet finish mix bucket body, not only cost is low but also long service life; Described standpipe 5 and rotating cone 6 adopt calm steel plate to make, the strong and long service life of corrosion stability.All the other structures are identical with embodiment 1 with advantage.
embodiment 3:as shown in Figure 1, improve as one of the present utility model, described meiobar A, fixed connecting piece between allobar B and higher-pressure region C are flange form flange body 13, connect easy, good airproof performance, are convenient to take apart overhaul when locking hopper breaks down.All the other structures are identical with embodiment 1 with advantage.
embodiment 4:as shown in Figure 1, improve as one of the present utility model, described level-sensing device 12 adopts contactless anticorrosion level-sensing device, can be directly installed on the lateral wall of locking hopper, not only ensure that locking hopper is simple and compact for structure, and effectively avoid hopper body interior to occur the phenomenons such as leak tightness difference.In the present embodiment, preferably adopt core ray level gauge.All the other structures are identical with embodiment 1 with advantage.
embodiment 5:as shown in Figure 1, improve as one of the present utility model, the quantity of described equilibrium of pressure ozzle 7 is 3, be respectively the 3rd equilibrium of pressure ozzle being arranged on the first equilibrium of pressure ozzle of meiobar, the second equilibrium of pressure ozzle of allobar and higher-pressure region, and be provided with filtering net 10 on all equilibrium of pressure ozzles 7 and emptying ozzle 8.All the other structures are identical with embodiment 1 with advantage.
At least one in technical characteristic described in embodiment 2,3,4,5 and embodiment 1 can also be combined to form new embodiment by the utility model.
It should be noted that above-described embodiment, be not used for limiting protection domain of the present utility model, equivalents done on the basis of technique scheme or the alternative scope all falling into the utility model claim and protect.In the claims, word " comprises " and does not get rid of existence and do not arrange element in the claims.Word first, second and third-class use do not represent any order, can be title by these word explanations.
Claims (5)
1. a novel closure hopper, it is characterized in that: comprise hopper body, top and the bottom of described hopper body are respectively equipped with regenerated catalyst inlet and regenerated catalyst outlet, the inner chamber of described hopper body is divided into meiobar successively by order from top to bottom, allobar and higher-pressure region, connecting element is adopted to be interconnected between these three regions, at described regenerated catalyst inlet place, meiobar and junction, allobar and allobar and junction, higher-pressure region are provided with standpipe, the bottom of described standpipe is provided with metering hole, rotating cone is provided with above the standpipe being positioned at hopper body interior, the sidewall of described hopper body offers multiple equilibrium of pressure ozzle, the madial wall of meiobar offers emptying ozzle and pressure sensing port, the madial wall of higher-pressure region offers pressure sensing port and blanketing gas ozzle, the lateral wall of allobar is provided with two level-sensing devices, and a level-sensing device is installed on the lateral wall of higher-pressure region.
2. a kind of novel closure hopper as claimed in claim 1, is characterized in that, described hopper body adopts stainless steel sheet to be made, and described standpipe and rotating cone adopt calm steel plate to make.
3. a kind of novel closure hopper as claimed in claim 1, is characterized in that, described meiobar, fixed connecting piece between allobar and higher-pressure region are flange form flange body.
4. a kind of novel closure hopper as claimed in claim 2 or claim 3, is characterized in that, described level-sensing device adopts contactless anticorrosion level-sensing device.
5. a kind of novel closure hopper as claimed in claim 4, it is characterized in that, the quantity of described equilibrium of pressure ozzle is 3, be respectively the 3rd equilibrium of pressure ozzle being arranged on the first equilibrium of pressure ozzle of meiobar, the second equilibrium of pressure ozzle of allobar and higher-pressure region, and be provided with filtering net on all equilibrium of pressure ozzles and emptying ozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520153880.6U CN204548995U (en) | 2015-03-18 | 2015-03-18 | A kind of novel closure hopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520153880.6U CN204548995U (en) | 2015-03-18 | 2015-03-18 | A kind of novel closure hopper |
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| Publication Number | Publication Date |
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| CN204548995U true CN204548995U (en) | 2015-08-12 |
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| CN201520153880.6U Expired - Fee Related CN204548995U (en) | 2015-03-18 | 2015-03-18 | A kind of novel closure hopper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111304396A (en) * | 2020-04-05 | 2020-06-19 | 上海泰普星坦新材料有限公司 | Reaction system and process for producing sponge iron by gas-based direct reduction |
-
2015
- 2015-03-18 CN CN201520153880.6U patent/CN204548995U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111304396A (en) * | 2020-04-05 | 2020-06-19 | 上海泰普星坦新材料有限公司 | Reaction system and process for producing sponge iron by gas-based direct reduction |
| CN111304396B (en) * | 2020-04-05 | 2023-12-22 | 上海泰普星坦新材料有限公司 | Reaction system and process for producing sponge iron by gas-based direct reduction |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20200318 |