CN114682167A - Naphtha reforming device for petroleum product processing - Google Patents
Naphtha reforming device for petroleum product processing Download PDFInfo
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- CN114682167A CN114682167A CN202210372222.0A CN202210372222A CN114682167A CN 114682167 A CN114682167 A CN 114682167A CN 202210372222 A CN202210372222 A CN 202210372222A CN 114682167 A CN114682167 A CN 114682167A
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- reforming reactor
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- reactor shell
- left end
- reforming
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- 238000002407 reforming Methods 0.000 title claims abstract description 103
- 238000012545 processing Methods 0.000 title claims abstract description 18
- 239000003209 petroleum derivative Substances 0.000 title abstract description 8
- 238000012544 monitoring process Methods 0.000 claims abstract description 21
- 239000003208 petroleum Substances 0.000 claims abstract description 10
- 238000005192 partition Methods 0.000 claims description 26
- 239000007789 gas Substances 0.000 claims description 25
- 230000002093 peripheral effect Effects 0.000 claims description 24
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 22
- 239000003054 catalyst Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 16
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 7
- 239000001257 hydrogen Substances 0.000 claims description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 6
- 239000004568 cement Substances 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 230000002159 abnormal effect Effects 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000001833 catalytic reforming Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000012466 permeate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/008—Details of the reactor or of the particulate material; Processes to increase or to retard the rate of reaction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/0278—Feeding reactive fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/0292—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds with stationary packing material in the bed, e.g. bricks, wire rings, baffles
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G35/00—Reforming naphtha
- C10G35/04—Catalytic reforming
- C10G35/06—Catalytic reforming characterised by the catalyst used
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention provides a naphtha reforming device for petroleum product processing, relates to the technical field of reforming reactors, and solves the problems that when the existing reforming reactor has an operation fault, the existing reforming reactor cannot be maintained in time and has potential safety hazards. Naphtha reforming unit is used in petroleum processing, including reforming reactor casing, sound sensor's monitoring end link up the baffle and is located the sealed intracavity between baffle right-hand member face and the reforming reactor casing global, and sound sensor's monitoring end does not contact with reforming reactor casing global. When the operation of the reforming reactor shell breaks down, the reforming reactor shell makes abnormal sound, under the real-time monitoring of the sound sensor, when the monitored numerical value exceeds the set warning value, the microcontroller controls the buzzer to make high-decibel sound, so that a worker is timely reminded of breaking down the operation of the reforming reactor shell, and timely maintenance is carried out, and dangerous accidents of the reforming reactor shell after long-time fault operation are avoided.
Description
Technical Field
The invention belongs to the technical field of reforming reactors, and particularly relates to a naphtha reforming device for petroleum product processing.
Background
Catalytic reforming is one of the important production processes for petroleum processing, with the main objective of producing high octane gasoline, BTX aromatics, and inexpensive hydrogen.
In the catalytic reforming process of naphtha, a reforming reactor is a key device of a catalytic reforming device.
When the existing reforming reactor runs and operation faults occur, the existing reforming reactor generally makes abnormal sounds, but the sound intensity of the abnormal sounds is only larger than that of the reforming reactor in normal operation, the sounds are not obvious, and workers are not located near the reforming reactor in real time, so that when the reforming reactor runs and faults occur, the reforming reactor cannot be maintained in time, dangerous accidents occur after long-time fault operation of a shell of the reforming reactor, and potential safety hazards exist.
Disclosure of Invention
In order to solve the technical problems, the invention provides a naphtha reforming device for petroleum product processing, which aims to solve the problems that when the existing reforming reactor is in operation and has operation failure, the reforming reactor generally makes abnormal sound, but the sound intensity of the abnormal sound is only larger than that of the reforming reactor in normal operation, the sound is not obvious, and a worker is not positioned near the reforming reactor in real time, so that when the reforming reactor has operation failure, the reforming reactor cannot be maintained in time, so that dangerous accidents occur after the reforming reactor shell is in failure operation for a long time, and potential safety hazards exist.
The purpose and the effect of the naphtha reforming device for processing petroleum products are achieved by the following specific technical means:
the naphtha reforming device for petroleum product processing comprises a reforming reactor shell, wherein a square frame plate is arranged on the left side of the outer peripheral surface of the reforming reactor shell, a partition plate is fixedly arranged on the inner end surface of the square frame plate, and the right end surface of the partition plate is not contacted with the outer peripheral surface of the reforming reactor shell; a control shell of an external power supply is installed at the lower right corner of the left end face of the partition plate, a microcontroller is arranged in the control shell, a sound sensor is installed at the upper right corner of the left end face of the partition plate, and the sound sensor is electrically connected with the microcontroller; the monitoring end of the sound sensor penetrates through the sealing cavity formed between the right end face of the partition plate and the outer peripheral surface of the reforming reactor shell, and the monitoring end of the sound sensor is not in contact with the outer peripheral surface of the reforming reactor shell.
Further, an oil gas outlet pipe penetrating through the bottom end of the reforming reactor shell is arranged at the bottom end inside the alloy steel lining, and a layer of inert small ball layer B is filled at the bottom end inside the alloy steel lining; the top end of the inert small ball layer B is filled with a catalyst inside the alloy steel lining, and the top end of the catalyst inside the alloy steel lining is filled with the inert small ball layer A; the right side bottom end of the outer circumferential surface of the reforming reactor shell is provided with a catalyst discharge port communicated with the alloy steel lining, and the other end of the catalyst discharge port corresponds to the bottom end part of the catalyst.
The auxiliary block is in a circular block structure, an insertion block with the same size as the structure of the slot A is arranged in the axial center of the right end face of the auxiliary block, and the insertion block is in insertion fit with the slot A; the axis part of the left end surface of the auxiliary block is provided with a slot B which is of a hexagonal groove structure; the peripheral surface of the auxiliary block is fixedly connected with a circular ring.
Further, a touch screen is mounted at the upper left part of the left end face of the partition board and is electrically connected with the microcontroller, and a buzzer is mounted at the lower left part of the left end face of the partition board and is electrically connected with the microcontroller; the left end face of the control shell is provided with an alarm closing switch and a power switch from top to bottom in sequence, and the alarm closing switch and the power switch are electrically connected with the microcontroller.
Furthermore, the front end surface and the rear end surface of the square frame plate are both provided with a fixed bulge, and the left end surface of the fixed bulge and the left end surface of the square frame plate are positioned on the same horizontal plane; the center parts of the left end surfaces of the two fixing bulges are respectively provided with a threaded blind hole; the square frame plate left end face is provided with a sealed piece, and terminal surface and rear end face all are provided with a fixed piece that extends before the sealed piece, and two fixed left end face center part that extends all has seted up one and has accomodate the groove, accomodates the groove and be circular slot structure, and two are accomodate groove axle center positions and have all seted up one and have been link up the hole site, and two are link up the hole site and are in with the axle center state with two screw thread blind holes under, and sealed piece is closed square frame plate open end completely.
Further, an alloy steel lining is arranged inside the reforming reactor shell, and a water-fire-resistant cement layer is filled between the alloy steel lining and the inside of the reforming reactor shell; the reforming reactor shell body periphery top is provided with the connection port, and the distribution head is installed at the connection port position, and connection port top flange seal installs the oil gas import casing, and oil gas import casing outer peripheral face top is provided with oil gas import pipe, and oil gas import casing outer peripheral face left side is provided with the circulation hydrogen conveyer pipe that is linked together with oil gas import casing inside.
Furthermore, a fastening piece is inserted in the through hole position, and the stud end of the fastening piece penetrates through the through hole position to be connected with the thread of the threaded blind hole; the fastener head end structure size is consistent with the storage groove structure size, and the left end face of the fastener head end and the left end face of the fixed extension block are located on the same horizontal plane under the state that the screw column end of the fastener is in complete threaded connection with the threaded blind hole.
Furthermore, a slot A is formed in the axle center of the left end face of the head end of the fastener, and the slot A is of an elliptical groove structure.
Compared with the prior art, the invention has the following beneficial effects:
the invention can monitor the sound wave generated by the reforming reactor shell under the normal operation state through the sound sensor when the reforming reactor shell initially operates, obtain the sound intensity of the reforming reactor shell under the normal operation state through A/D conversion, and then set the alarm value higher than the sound intensity value generated by the reforming reactor shell under the normal operation state through the sound intensity of the reforming reactor shell under the normal operation state, so that when the reforming reactor shell operates and fails and generates abnormal sound, the microcontroller controls the buzzer to generate high decibel sound when the monitored value exceeds the set alarm value under the real-time monitoring of the sound sensor, thereby timely reminding working personnel of the operation of the reforming reactor shell, so as to maintain in time and avoid dangerous accidents after long-time fault operation of the reforming reactor shell.
The touch screen for changing the monitoring set value of the sound sensor through touch is sealed in the square frame plate through the matching of the sealing block and the fastening piece in daily life, so that the fastening piece is required to be disassembled when the monitoring set value of the sound sensor needs to be changed, but the slot A formed in the axle center part of the left end face of the head end of the fastening piece is of an elliptical groove structure, and through the design of the structure, the fastening piece cannot be separated from the threaded blind hole through a common tool, so that the sealing block cannot be separated from the opening end part of the square frame plate by other people when no corresponding responsible person is disassembled through the matching of the auxiliary block, and the monitoring set value of the sound sensor cannot be modified by other people.
Drawings
Fig. 1 is a schematic sectional structure of the present invention.
Fig. 2 is a schematic front view of the present invention.
Fig. 3 is a schematic structural diagram in a split state of the present invention.
Fig. 4 is a schematic view of the present invention at a part enlarged in fig. 3.
FIG. 5 is a partially enlarged view of the fastening extension block according to the present invention.
FIG. 6 is a schematic view of a partially enlarged structure of the fixed extension block according to the present invention.
FIG. 7 is a left side view of the reformer housing in a state where the seal blocks are removed according to the present invention.
Fig. 8 is a schematic sectional view of the square frame plate according to the present invention.
Fig. 9 is a system block diagram of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a reforming reactor shell; 101. a connection port; 102. an alloy steel liner; 103. a water and fire resistant cement layer; 104. a catalyst; 105. an inert small ball layer A; 106. an inert small ball layer B; 107. an oil gas outlet pipe; 108. a catalyst discharge port; 109. a dispensing head; 1010. an oil gas inlet shell; 1011. an oil gas inlet pipe; 1012. a circulating hydrogen conveying pipe; 1013. a square frame plate; 1014. a partition plate; 1015. a fixed protrusion; 1016. a threaded blind hole; 1017. a control housing; 1018. a touch screen; 1019. a sound sensor; 1020. a buzzer; 1021. an alarm off switch; 1022. a power switch; 1023. a microcontroller; 2. a sealing block; 201. a fixed extension block; 202. a storage groove; 203. a through hole site; 3. a fastener; 301. a slot A; 4. an auxiliary block; 401. a slot B; 402. inserting a block; 403. a circular ring.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 9:
the invention provides a naphtha reforming device for petroleum product processing, which comprises: the reforming reactor comprises a reforming reactor shell 1, wherein a square frame plate 1013 is arranged on the left side of the outer peripheral surface of the reforming reactor shell 1, a partition plate 1014 is fixedly arranged on the inner end surface of the square frame plate 1013, and the right end surface of the partition plate 1014 is not contacted with the outer peripheral surface of the reforming reactor shell 1; a control shell 1017 of an external power supply is arranged at the lower right corner of the left end surface of the partition 1014, a microcontroller 1023 is arranged in the control shell 1017, a sound sensor 1019 is arranged at the upper right corner of the left end surface of the partition 1014, the sound sensor 1019 is electrically connected with the microcontroller 1023, therefore, when the reforming reactor shell 1 is in initial operation, the sound wave generated in the reforming reactor shell 1 in a normal operation state can be monitored by the sound sensor 1019, the monitored sound waves are received by the data acquisition unit through A/D conversion and transmitted to the microcontroller 1023, the microcontroller 1023 displays the data on the touch screen 1018, and then the sound data displayed on the touch screen 1018 can be observed, a warning value higher than the sound intensity value generated by the reforming reactor housing 1 in the normal operation state is set through the touch panel 1018, the difference between the alarm value of the sound intensity value and the maximum sound intensity value generated by the reforming reactor shell 1 in normal operation is about 10-15 dB; the monitoring end of the sound sensor 1019 penetrates through the partition plate 1014 and is positioned in a sealing cavity between the right end surface of the partition plate 1014 and the outer peripheral surface of the reforming reactor shell 1, the monitoring of the sound sensor 1019 is prevented from being influenced by external sound through the position of the monitoring end of the sound sensor 1019, and the monitoring end of the sound sensor 1019 is not in contact with the outer peripheral surface of the reforming reactor shell 1; the touch screen 1018 is installed on the upper left portion of the left end face of the partition plate 1014, the touch screen 1018 is electrically connected with the microcontroller 1023, the buzzer 1020 is installed on the lower left portion of the left end face of the partition plate 1014, the buzzer 1020 is electrically connected with the microcontroller 1023, when the reforming reactor shell 1 fails in operation and generates abnormal sound, the microcontroller 1023 controls the buzzer 1020 to generate high-decibel sound under the real-time monitoring of the sound sensor 1019 when the monitored value exceeds the set warning value because the abnormal sound intensity is greater than the sound intensity value generated by the reforming reactor shell 1 in a normal operation state, so that a worker is timely reminded that the reforming reactor shell 1 fails in operation and needs to be maintained in time; the left end face of the control shell 1017 is provided with an alarm closing switch 1021 and a power switch 1022 from top to bottom in sequence, and the alarm closing switch 1021 and the power switch 1022 are both electrically connected with the microcontroller 1023.
Wherein, an alloy steel lining 102 is arranged inside the reforming reactor shell 1, and a water-proof cement layer 103 is filled between the alloy steel lining 102 and the inside of the reforming reactor shell 1; the top end of the outer circumferential surface of the reforming reactor shell 1 is provided with a connecting port 101, the part of the connecting port 101 is provided with a distribution head 109, the top end of the connecting port 101 is provided with an oil gas inlet shell 1010 in a flange sealing way, the top end of the outer circumferential surface of the oil gas inlet shell 1010 is provided with an oil gas inlet pipe 1011, and the left side of the outer circumferential surface of the oil gas inlet shell 1010 is provided with a circulating hydrogen conveying pipe 1012 communicated with the inside of the oil gas inlet shell 1010; an oil gas outlet pipe 107 penetrating through the bottom end of the reforming reactor shell 1 is arranged at the bottom end inside the alloy steel lining 102, and an inert small ball layer B106 is filled at the bottom end inside the alloy steel lining 102; the top of the inert globule layer B106 inside the alloy steel lining 102 is filled with the catalyst 104, and the top of the catalyst 104 inside the alloy steel lining 102 is filled with the inert globule layer A105; the right bottom of the outer peripheral surface of the reforming reactor shell 1 is provided with a catalyst discharge port 108 communicated with the alloy steel lining 102, and the other end of the catalyst discharge port 108 corresponds to the bottom of the catalyst 104.
Wherein, the front end face and the rear end face of the square frame plate 1013 are both provided with a fixing projection 1015, and the left end face of the fixing projection 1015 and the left end face of the square frame plate 1013 are in the same horizontal plane; the center parts of the left end surfaces of the two fixing bulges 1015 are provided with a threaded blind hole 1016; the left end face of the square frame plate 1013 is provided with a sealing block 2, the front end face and the rear end face of the sealing block 2 are provided with a fixed extension block 201, the center parts of the left end faces of the two fixed extension blocks 201 are provided with a containing groove 202, the containing groove 202 is in a circular groove structure, the axle center parts of the two containing grooves 202 are provided with a through hole 203, the two through hole 203 and the two threaded blind holes 1016 are in a coaxial state, the sealing block 2 completely seals the open end of the square frame plate 1013, so when the set value needs to be changed by the sound sensor 1019, the fastening piece 3 needs to be disassembled, the sealing block 2 can be separated from the open end part of the square frame plate 1013, and the touch screen 1018 can be contacted; a fastening piece 3 is inserted in the through hole 203, the fastening piece 3 is a bolt, and the stud end of the fastening piece 3 penetrates through the through hole 203 to be in threaded connection with the threaded blind hole 1016; the structural dimension of the head end of the fastener 3 is consistent with that of the accommodating groove 202, and the left end face of the head end of the fastener 3 and the left end face of the fixed extension block 201 are in the same horizontal plane when the stud end of the fastener 3 is in complete threaded connection with the threaded blind hole 1016, so that by the structural design, the head end of the fastener 3 cannot be grasped and held by a tool to realize the rotary disassembly of the fastener 3 when the fastener 3 is installed; a slot a301 is opened at the axle center position of the left end face of the head end of the fastener 3, the slot a301 is an elliptical groove structure, and through the design of the structure, the fastener 3 cannot be separated from the threaded blind hole 1016 by a common tool, so that the sealing block 2 cannot be separated from the open end position of the square frame plate 1013 by other persons when the non-corresponding responsible person is dismounted, and therefore it is ensured that the monitoring set value of the sound sensor 1019 cannot be modified by other persons.
The auxiliary block 4 is in a circular block structure, an insertion block 402 with the same size as the structure of the slot A301 is arranged at the axial center part of the right end face of the auxiliary block 4, and the insertion block 402 is in insertion fit with the slot A301; the axial center part of the left end face of the auxiliary block 4 is provided with a slot B401, and the slot B401 is of a hexagonal slot structure, so that the inserting limiting fit can be realized by an inner hexagonal wrench and the slot B401, when the auxiliary block 4 is rotated by the inner hexagonal wrench, the fastener 3 in the state that the inserting block 402 is inserted and matched with the slot A301 can be synchronously driven to rotate, and the dismounting of the fastener 3 can be realized; the outer peripheral surface of the auxiliary block 4 is fixedly connected with a ring 403, and the ring 403 can be sleeved with a personal object (such as a key ring), so that the reforming reactor shell 1 is convenient for a person in charge to carry the auxiliary block 4 with him.
When in use:
in the catalytic reforming process, pretreated naphtha is input into the oil gas inlet shell 1010 through an oil gas inlet pipe 1011, the naphtha permeates through the distribution head 109 and permeates through the inert small ball layer A105 to contact the catalyst 104, and meanwhile, circulating hydrogen is input into the oil gas inlet shell 1010 through a circulating hydrogen conveying pipe 1012;
the naphtha is catalytically reformed through a catalyst 104, then permeates an inert small ball layer B106 and is discharged to the next process through an oil gas outlet pipe 107, and the catalytic reforming process of the naphtha is finished;
when the reforming reactor shell 1 of the invention is operated for the first time, the power switch 1022 is pressed to start the control shell 1017, a worker sends an instruction to the microcontroller 1023 through the touch screen 1018, the microcontroller 1023 controls the sound sensor 1019 to start, the sound sensor 1019 monitors sound waves generated by the reforming reactor shell 1 in a normal operation state, and the monitoring end of the sound sensor 1019 penetrates the partition plate 1014 to be positioned in the sealed cavity between the right end surface of the partition plate 1014 and the outer peripheral surface of the reforming reactor shell 1, the monitoring end of the sound sensor 1019 is positioned to avoid the influence of external sound on the monitoring of the sound sensor 1019, the sound sensor 1019 receives the monitored sound wave through A/D conversion by the data acquisition unit, and transmits the data to the microcontroller 1023, and the microcontroller 1023 displays the data on the touch screen 1018, wherein the data is the sound intensity of the normal operation of the reforming reactor shell 1;
the staff can set a warning value higher than the sound intensity value generated by the reforming reactor shell 1 in the normal operation state through the touch screen 1018 by observing the sound data displayed on the touch screen 1018, and the warning value is about 10-15dB different from the maximum sound intensity value generated by the reforming reactor shell 1 in the normal operation state;
when the reforming reactor shell 1 fails in operation and generates abnormal sound, the abnormal sound intensity is greater than the sound intensity value generated by the reforming reactor shell 1 in a normal operation state, so that under the real-time monitoring of the sound sensor 1019, when the monitored value exceeds the set warning value, the microcontroller 1023 controls the buzzer 1020 to generate high-decibel sound, so that the working personnel is reminded of timely maintaining the reforming reactor shell 1 when the reforming reactor shell 1 fails in operation, and after receiving the warning information, the working personnel can press the warning closing switch 1021 to send a command to the microcontroller 1023 to control the microcontroller 1020 to close the buzzer;
according to the invention, the sealing block 2 is fixedly arranged at the open end part of the square frame plate 1013 through the fastening piece 3, the sealing block 2 completely seals the open end part of the square frame plate 1013, so that when a set value monitored by the sound sensor 1019 needs to be changed, the fastening piece 3 needs to be disassembled, the sealing block 2 can be separated from the open end part of the square frame plate 1013, and the touch screen 1018 can be contacted, but the slot A301 formed in the axle center part of the left end surface of the head end of the fastening piece 3 is of an elliptical slot structure, and through the design of the structure, the fastening piece 3 can not be separated from the threaded blind hole 1016 through a common tool, so that the situation that no corresponding responsible person is disassembled, other persons can not separate the sealing block 2 from the open end part of the square frame plate 1013, and the set value monitored by the sound sensor 1019 can not be modified by other persons is ensured;
furthermore, the structural dimension of the head end of the fastener 3 is consistent with that of the accommodating groove 202, and when the stud end of the fastener 3 is in complete threaded connection with the threaded blind hole 1016, the left end face of the head end of the fastener 3 and the left end face of the fixed extension block 201 are in the same horizontal plane, so that through the structural design, the head end of the fastener 3 cannot be grasped and held by a tool to realize the rotary disassembly of the fastener 3 in the installation state of the fastener 3;
the outer peripheral surface of the auxiliary block 4 is fixedly connected with a ring 403, the ring 403 can be sleeved with a personal article (such as a key ring), the auxiliary block 4 can be conveniently carried by a person in charge of the reforming reactor shell 1, and the axial center part of the right end surface of the auxiliary block 4 is provided with an insertion block 402 with the same structural size as that of the insertion slot A301, so that when the fastener 3 needs to be disassembled, the insertion block 402 can be inserted into the insertion slot A301, and the axial center part of the left end surface of the auxiliary block 4 is provided with an insertion slot B401 with a hexagonal slot structure, so that the auxiliary block 4 can be inserted into the insertion slot B401 through an internal hexagonal wrench, the fastener 3 can be synchronously driven to rotate, and the disassembly of the fastener 3 can be realized.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. Naphtha reforming unit for petroleum processing which characterized in that: the reforming reactor comprises a reforming reactor shell (1), wherein a square frame plate (1013) is arranged on the left side of the outer peripheral surface of the reforming reactor shell (1), a partition plate (1014) is fixedly arranged on the inner end surface of the square frame plate (1013), and the right end surface of the partition plate (1014) is not contacted with the outer peripheral surface of the reforming reactor shell (1);
a control shell (1017) of an external power supply is installed at the lower right corner of the left end face of the partition plate (1014), a microcontroller (1023) is arranged inside the control shell (1017), a sound sensor (1019) is installed at the upper right corner of the left end face of the partition plate (1014), and the sound sensor (1019) is electrically connected with the microcontroller (1023);
the monitoring end of the sound sensor (1019) penetrates through the partition plate (1014) and is positioned in the sealing cavity between the right end surface of the partition plate (1014) and the outer peripheral surface of the reforming reactor shell (1), and the monitoring end of the sound sensor (1019) is not in contact with the outer peripheral surface of the reforming reactor shell (1).
2. The naphtha reforming apparatus for petroleum processing according to claim 1, wherein: an alloy steel lining (102) is arranged inside the reforming reactor shell (1), and a water-resistant cement layer (103) is filled between the alloy steel lining (102) and the inside of the reforming reactor shell (1);
the reforming reactor shell (1) outer peripheral face top is provided with connection port (101), and distribution head (109) are installed at connection port (101) position, and connection port (101) top flange seal installs oil gas inlet casing (1010), and oil gas inlet casing (1010) outer peripheral face top is provided with oil gas import pipe (1011), and oil gas inlet casing (1010) outer peripheral face left side is provided with circulation hydrogen conveyer pipe (1012) that is linked together with oil gas inlet casing (1010) inside.
3. The naphtha reforming apparatus for petroleum processing according to claim 2, wherein: an oil gas outlet pipe (107) penetrating through the bottom end of the reforming reactor shell (1) is arranged at the bottom end of the interior of the alloy steel lining (102), and a layer of inert small ball layer B (106) is filled at the bottom end of the interior of the alloy steel lining (102);
the inside of the alloy steel lining (102) is filled with a catalyst (104) on the top of an inert small ball layer B (106), and the inside of the alloy steel lining (102) is filled with an inert small ball layer A (105) on the top of the catalyst (104);
the right bottom end of the outer peripheral surface of the reforming reactor shell (1) is provided with a catalyst discharge port (108) communicated with the alloy steel lining (102), and the other end of the catalyst discharge port (108) corresponds to the bottom end part of the catalyst (104).
4. The naphtha reforming apparatus for petroleum processing according to claim 1, wherein: the front end face and the rear end face of the square frame plate (1013) are provided with a fixing protrusion (1015), and the left end face of the fixing protrusion (1015) and the left end face of the square frame plate (1013) are positioned on the same horizontal plane;
the center parts of the left end surfaces of the two fixing bulges (1015) are respectively provided with a threaded blind hole (1016);
the square frame plate (1013) left end face is provided with one sealed piece (2), sealed piece (2) preceding terminal surface and rear end face all are provided with one and fix and extend piece (201), two are fixed and extend piece (201) left end face center part and have all seted up one and have accomodate groove (202), it is circular groove structure to accomodate groove (202), two are accomodate groove (202) axle center part and have all seted up one and have link up hole site (203), two are link up hole site (203) and two under screw blind hole (1016) are in with the axle center state, sealed piece (2) are with square frame plate (1013) open end totally enclosed.
5. The naphtha reforming apparatus for petroleum processing according to claim 4, wherein: a fastening piece (3) is inserted in the through hole position (203), and the stud end of the fastening piece (3) penetrates through the through hole position (203) to be in threaded connection with the threaded blind hole (1016);
the structural dimension of the head end of the fastener (3) is consistent with that of the accommodating groove (202), and the left end face of the head end of the fastener (3) and the left end face of the fixed extension block (201) are located on the same horizontal plane under the state that the stud end of the fastener (3) is in complete threaded connection with the threaded blind hole (1016).
6. The naphtha reforming apparatus for petroleum processing according to claim 5, wherein: a slot A (301) is formed in the axle center of the left end face of the head end of the fastener (3), and the slot A (301) is of an elliptical groove structure.
7. The naphtha reforming apparatus for petroleum processing according to claim 1, wherein: the auxiliary block (4) is of a circular block structure, an insertion block (402) with the same structural size as the slot A (301) is arranged in the axial center of the right end face of the auxiliary block (4), and the insertion block (402) is in insertion fit with the slot A (301);
a slot B (401) is formed in the axis position of the left end face of the auxiliary block (4), and the slot B (401) is of a hexagonal groove structure; the outer peripheral surface of the auxiliary block (4) is fixedly connected with a circular ring (403).
8. The naphtha reforming apparatus for petroleum processing according to claim 1, wherein: the touch screen (1018) is installed on the upper left portion of the left end face of the partition board (1014), the touch screen (1018) is electrically connected with the microcontroller (1023), the buzzer (1020) is installed on the lower left portion of the left end face of the partition board (1014), and the buzzer (1020) is electrically connected with the microcontroller (1023);
control casing (1017) left end face is from last to installing alarm off switch (1021) and switch (1022) down in proper order, and alarm off switch (1021) and switch (1022) all link to each other with microcontroller (1023) electrical property.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210372222.0A CN114682167A (en) | 2022-04-11 | 2022-04-11 | Naphtha reforming device for petroleum product processing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210372222.0A CN114682167A (en) | 2022-04-11 | 2022-04-11 | Naphtha reforming device for petroleum product processing |
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| CN114682167A true CN114682167A (en) | 2022-07-01 |
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| CN202210372222.0A Pending CN114682167A (en) | 2022-04-11 | 2022-04-11 | Naphtha reforming device for petroleum product processing |
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| US20140333447A1 (en) * | 2013-05-10 | 2014-11-13 | Cheng Uei Precision Industry Co., Ltd. | Failure alarm system and method of failure alarming thereof |
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Application publication date: 20220701 |
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