CN103830928A - Online adjustment device and method for tear hole of distillation tower - Google Patents
Online adjustment device and method for tear hole of distillation tower Download PDFInfo
- Publication number
- CN103830928A CN103830928A CN201210492607.7A CN201210492607A CN103830928A CN 103830928 A CN103830928 A CN 103830928A CN 201210492607 A CN201210492607 A CN 201210492607A CN 103830928 A CN103830928 A CN 103830928A
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- drain hole
- connecting rod
- fixed connecting
- small
- plate
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000004821 distillation Methods 0.000 title claims abstract description 12
- 239000011344 liquid material Substances 0.000 claims abstract description 35
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000003466 welding Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 7
- 238000005984 hydrogenation reaction Methods 0.000 claims description 5
- 210000003734 kidney Anatomy 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000035515 penetration Effects 0.000 abstract 2
- 238000005516 engineering process Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 239000002904 solvent Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention discloses an online adjustment device and method for a tear hole of a distillation tower. The device is mounted on a tower disc with the tear hole and comprises a fixing connecting rod, a pressure nut, an upper seal plate, a liquid material guide plate, a small-bore tear hole plate and a bottom support plate, wherein the fixing connecting rod is vertically close to the inner surface of the tear hole, and the bottom of the fixing connecting rod is flush with the lower surface of the tower disc; the bottom support plate is connected to the bottom of the fixing connecting rod and is close to the lower surface of the tower disc; the small-bore tear hole plate, the upper seal plate and the pressure nut are arranged on the upper surface of the tower disc in sequence from bottom to top; the liquid material guide plate is a round plate, a semi-round hole is formed in the center of the liquid material guide plate and is used for the penetration of the fixing connecting rod, and a rectangular groove opening is connected with upper and lower top points of the semi-round hole and is formed on the edge of the liquid material guide plate; and the small-bore tear hole plate is a round plate, a first round hole is formed in the center of the small-bore tear hole plate and is used for the penetration of the fixing connecting rod, a second round hole is formed in the round plate, and the diameter of the second round hole is smaller than the distance between two edges of the rectangular groove opening.
Description
Technical field
The present invention relates to the aperture adjustment technology of drain hole on chemical industry distillation column reaction device tower tray, more particularly, relate to a kind of on-line control device and method of destilling tower drain hole
Background technology
In the prior art, there is not yet the tower tray class drain hole of chemical plant installations is carried out to regulation technology, also more without the concept of on-line control.Conventional drain hole processing method is the drain hole that adopts welding technology repairing or shutoff tower tray, but because of in explosion-proof area operation, if adopt welding technology to repair or shutoff has been in the existing conventional method of drain hole on the chemical industry distillation column reaction device tower tray of running status, the operation of whole production line must being stopped, will cause the stopping production of long period, bring thus the loss of target profit.In addition, due to because drain hole repairing work needs detaching device related facility, there is thus the operating expenses of great number.
Summary of the invention
Object of the present invention aims to provide a kind of on-line control device and method of destilling tower drain hole, solves the various deficiencies that exist in prior art.
According to the present invention, a kind of on-line control device of destilling tower drain hole is provided, be installed on the tower tray with drain hole, comprise fixed connecting rod, clamp nut, top shrouding, liquid material deflector, small-bore drain hole plate, bottom fagging.Fixed connecting rod is vertically near the inner surface of drain hole, and its bottom flushes with the lower surface of tower tray, and bottom fagging is connected in the bottom of fixed connecting rod, near the lower surface of tower tray.At the upper surface of tower tray, set gradually from the bottom up small-bore drain hole plate, top shrouding and clamp nut.Liquid material deflector is a plectane, and its center has a semicircle orifice, and for penetrating fixed connecting rod, what be connected mutually with two summits up and down of semicircle orifice has a rectangular notch, and rectangular notch is opened to the edge of liquid material deflector.Small-bore drain hole plate is plectane, and its center has the first circular hole, for fixed connecting rod is passed, also separately has the second circular hole on its plectane, and its diameter is less than the distance between rectangular notch both sides.
According to one embodiment of the invention, small-bore drain hole plate is cylinder sheet metal, its circular hole 45 spend and-45 degree two straight lines concentric with the center of circle of the circular hole of small-bore drain hole plate, radius is on two crossing positions of the camber line of some millimeters, also have two different circular holes of diameter, have four vees at the surrounding correspondence position of small-bore drain hole plate.
According to one embodiment of the invention, fixed connecting rod is a round steel, and its top car has one section of external screw thread, and for being connected with a joggle with clamp nut, its top has a rectangular notch.
According to one embodiment of the invention, bottom fagging is a rectangle cuboid by stage casing, and two ends are kidney type steel plates that a semicircle cylinder forms, and connect as one by electric welding with fixed connecting rod.
According to one embodiment of the invention, top shrouding is a cylinder steel plate, and its center has a circular hole, for penetrating fixed connecting rod.
According to a further aspect in the invention, a kind of on-line control method of destilling tower drain hole is also provided, comprise the following steps: the top of the L-type member insertion benzene hydrogenation device extraction distillation tower that form after being linked by fixed connecting rod and bottom fagging, is positioned at original heavy caliber drain hole inner surface on the tower tray of non-aromatics reative cell; The side that makes fixed connecting rod near tower tray on the inner surface of original heavy caliber drain hole; Make the bottom fagging of L-type member bottom catch on tower tray lower surface one side; Round-meshed small-bore drain hole plate, liquid material deflector, top shrouding and clamp nut with notch in tower tray front successively mounting strap, the inner side edge that drain hole adjusting device is fixed on to original large mouthful drain hole on tower tray is along upper; Rotate small-bore drain hole plate, make circular hole corresponding with the position of notch; Keep fixed connecting rod not rotate, and screw clamp nut.
Adopt technical scheme of the present invention, abandon the routine techniques that needs drain hole diameter that fire operation just can complete to adjust, conventional employing welding technology is repaired or the tower tray drain hole method of the destilling tower of shutoff in explosion-proof area has proposed a kind of technical scheme of on-line control drain hole that need not fire operation, the core technology of this technical scheme be in narrow space and the situation of tower tray drain hole periphery without fixed component under fix a kind of special drain hole adjusting device, all drawbacks economically, in safety that overcome thus that fire operation brings.
Accompanying drawing explanation
In the present invention, identical Reference numeral represents identical feature all the time, wherein:
Fig. 1 is benzene hydrogenation device extraction distillation tower structural representation;
Fig. 2 is tower tray drain hole adjusting device schematic diagram of the present invention;
Fig. 3 is the front view of fixed connecting rod;
Fig. 4 is the left view of fixed connecting rod;
Fig. 5 is the top view of fixed connecting rod;
Fig. 6 is the front view of top shrouding;
Fig. 7 is the top view of top shrouding;
Fig. 8 is the front view of liquid material deflector;
Fig. 9 is the top view of liquid material deflector;
Figure 10 is the front view of small-bore drain hole plate;
Figure 11 is the top view of small-bore drain hole plate;
Figure 12 is tower tray drain hole adjusting device scheme of installation;
Figure 13 is drain hole on-line control device operation principle schematic diagram.
The specific embodiment
Further illustrate technical scheme of the present invention below in conjunction with drawings and Examples.
Realizing the object of the invention key is: the first, and special drain hole adjusting device structure must realize and rely on the compacting part of device self to be fixed on tower tray.Second, special drain hole adjusting device structure must realize the drain hole compatibility configuring in original drain hole on tower tray and special adjusting device, so-called compatibility refers to, the drain hole configuring in special adjusting device should be realized regulating effect in the small space of the original drain hole of tower tray.
As shown in Figure 1, tower tray A top is non-aromatics reative cell, and below is lean solvent reative cell, originally has drain hole B1, B2 that several diameters are slightly large.Now because changing, operational factor drain hole diameter need to be diminished and even the indivedual drain holes of shutoff.For realizing online shutoff or regulating distillation reaction chamber, extraction distillation tower top tower tray drain hole, must a special tower tray drain hole adjusting device.
As shown in Figure 2, tower tray drain hole adjusting device of the present invention is made up of six parts such as fixed connecting rod 1, clamp nut 2, top shrouding 3, liquid material deflector 4, small-bore drain hole plate 5, bottom faggings 6.Six parts all adopt high-quality stainless steel, and adopting high-quality stainless steel is to be just placed in for a long time in the extremely strong reative cell of corrosivity in view of this installs once using, and high-quality stainless steel can meet the requirement for anticorrosion that device is higher.Fixed connecting rod 1 connects as one by electric welding with bottom fagging 6, then on fixed connecting rod 1, penetrate from the bottom to top small-bore drain hole plate 5, liquid material deflector 4, top shrouding 3, finally with clamp nut 2, each device is tightened and is integrated, be fixed on the drain hole B place of tower tray A.
As shown in Fig. 3,4,5, fixed connecting rod 1 is made up of a round steel, and top car has one section of external screw thread 101, for being connected with a joggle with clamp nut 2.The top of fixed connecting rod 1 has a rectangular notch 102, insert after notch 102 for screwdriver, in the time rotatably compressing nut 2, fixed connecting rod 1 is not rotated with turning clamp nut 2, the bottom fagging 6 that makes to be connected as a single entity with fixed connecting rod 1 maintains all the time corresponding to the 180 degree positions of drain hole B and immobilizes, in order to avoid bottom fagging 6 covers drain hole B.Another effect of fixed connecting rod 1 top notch 102 is to spend position by notch 102 directions with the parallel mark level 180 of center line of bottom fagging 6, to need to adjust the horizontal level of small-bore drain hole plate 5 according to the operational factor of device.
Bottom fagging 6 is a rectangle cuboid by stage casing, and two ends are kidney type steel plates that a semicircle cylinder forms.
As shown in Figure 6 and Figure 7, top shrouding 3 is made up of a cylinder steel plate, and the center of top shrouding has a circular hole, for penetrating fixed connecting rod 1.
As shown in Figure 10 and Figure 11, small-bore drain hole plate 5 is made up of a cylinder sheet metal, and its center has a circular hole, for penetrating fixed connecting rod 1.Circle hole centreline, 45 degree and three straight lines of-45 degree at small-bore drain hole plate are concentric with the center of circle of the circular hole of small-bore drain hole plate, radius is on three crossing positions of the camber line of some millimeters, have different three circular holes 501,502,503 of diameter, in order to according to different technological parameter operation conditions, select different small-bore drain holes to substitute original heavy caliber drain hole.Have four vees at the surrounding correspondence position of small-bore drain hole plate 5, the below of breach mark respectively " greatly ", " in ", " little ", " closing " font.Wherein, " greatly ", " in ", " little " in order to refer to the drain hole of different bores, " closing " is fully closed in order to refer to drain hole.
As shown in Figure 8 and Figure 9, liquid material deflector 4 is made up of a cylinder steel plate, and its center has a semicircle orifice, for penetrating fixed connecting rod.What be connected mutually with two summits up and down of semicircle orifice has a rectangular notch 401, the width of rectangular notch 401 is greater than the object of the diameter of maximum drain hole on small-bore drain hole plate 5, in order to make all drain holes on small-bore drain hole plate 5 play a role, otherwise drain hole larger than rectangular notch 401 openings on small-bore drain hole plate 5 will lose due effect because of the part shutoff of liquid material deflector 4.Under the rectangular notch 401 of liquid material deflector 4 and the effect of top shrouding 3, small-bore drain hole plate 5, form one only at the hemi-closure space that installs lower right end opening, for guiding liquid material in lean solvent reative cell to flow to small-bore drain hole plate 5.
Below by the on-line control of the upper drain hole of tower tray A in certain benzene hydrogenation device extraction distillation tower top non-aromatics reative cell D, structure and the installation of apparatus of the present invention are described.
As shown in Figure 1, on tower tray A, originally having two diameters is 9.6mm drain hole B1 and drain hole B2.By run parameter at that time, corresponding to the pressure producing that gasifies of liquid material in the lean solvent reative cell C of extraction distillation tower bottom, on non-aromatics reative cell D tower tray, drain hole B diameter should be 4mm.That is to say, need to, by complete drain hole B1 shutoff, need in addition the diameter of drain hole B2 to be adjusted into 4mm by 9.6mm.
As shown in Figure 2, tower tray drain hole adjusting device is made up of six parts such as fixed connecting rod 1, clamp nut 2, top shrouding 3, liquid material deflector 4, small-bore drain hole plate 5, bottom faggings 6.It is 1Cr18Ni9Ti high-quality stainless steel that six parts all adopt model, and adopting high-quality stainless steel is to be just placed in for a long time in the extremely strong reative cell of corrosivity in view of this installs once using, and high-quality stainless steel can meet the requirement for anticorrosion that device is higher.Fixed connecting rod 1 connects as one by electric welding with bottom fagging 6, then on fixed connecting rod 1, penetrates from the bottom to top small-bore drain hole plate 5, liquid material deflector 4, top shrouding 3, finally with clamp nut, each device is tightened and is integrated.
As shown in Fig. 3,4,5, fixed connecting rod 1 is 4mm by a diameter, and the round steel that length is 16mm is made, and the top car of fixed connecting rod 1 has one section of external screw thread, for being connected with a joggle with clamp nut 2.It is 2mm that the top of fixed connecting rod 1 has a width, it is highly 3mm notch, for passing through screwdriver (other equipment, not shown) insert after notch, in the time rotatably compressing nut 2, fixed connecting rod 1 is not rotated with turning clamp nut 2, and the bottom fagging 6 that makes to be connected as a single entity with fixed connecting rod 1 maintains all the time corresponding to the 180 degree positions of drain hole A and immobilizes, in order to avoid bottom fagging 6 covers drain hole A.Another effect of fixed connecting rod 1 top notch is to spend position by notch direction with the parallel mark level 180 of center line of bottom fagging 6, to need to adjust the horizontal level of small-bore drain hole plate 5 according to the operational factor of device.
Bottom fagging 6 is that a width is 4mm by stage casing, and length is 8mm, and thickness is 4mm rectangle cuboid, and two ends are kidney type steel plates that a diameter forms for the semicircle cylinder of 4mm.
As shown in Figure 6 and Figure 7, top shrouding 3 is 20mm by a diameter, and the cylinder steel plate that thickness is 3mm is made, and the center of top shrouding 3 has the circular hole that a diameter is 4mm, for penetrating fixed connecting rod 1.
As shown in Figure 8 and Figure 9, liquid material deflector 4 is 20mm by a diameter, and the cylinder steel plate that thickness is 3mm is made, and the center of liquid material deflector 4 has the semicircle orifice that a diameter is 5mm, for penetrating fixed connecting rod 1.The width that has being connected mutually with two summits up and down of semicircle orifice is 5mm, it is highly the rectangular notch of 3mm, the width of rectangular notch is greater than the diameter object of maximum drain hole on small-bore drain hole plate 5, in order to make drain hole on small-bore drain hole plate 5 play a role, otherwise drain hole larger than rectangular notch opening on small-bore drain hole plate 5 will lose due effect because of the part shutoff of liquid material deflector 4.Under the rectangular notch of described liquid material deflector 4 and top shrouding 3,5 effects of small-bore drain hole plate, form one only at the hemi-closure space of device lower right end opening, described hemi-closure space is used for guiding liquid material in lean solvent reative cell C to flow to small-bore drain hole plate 5.
As shown in Figure 10 and Figure 11, small-bore drain hole plate 5 is 20mm by a diameter, and the cylinder book steel plate that thickness is 1mm is made, and the center of small-bore drain hole plate 5 has the circular hole that a diameter is 4mm, for penetrating fixed connecting rod 1.Circle hole centreline, 45 degree and three bar straight lines of 315 degree at small-bore drain hole plate 5 are concentric with the center of circle of the circular hole of small-bore drain hole plate 5, radius is on three crossing positions of the camber line of 5mm, have three circular holes that diameter is respectively 3mm, 4mm, 5mm, in order to according to different technological parameter operation conditions, select different small-bore drain holes to substitute original heavy caliber drain hole.Have four vees at the surrounding correspondence position of small-bore drain hole plate 5, the below of breach mark respectively " greatly ", " in ", " little ", " closing " font.Wherein, " greatly ", " in ", " little " in order to refer to the drain hole of different bores, " closing " is fully closed in order to refer to drain hole.
As shown in figure 12, the upper original heavy caliber drain hole of tower tray A inside in the top non-aromatics reative cell D that the rear L-type member forming inserts benzene hydrogenation device extraction distillation tower will be linked by fixed connecting rod 1 and bottom fagging 6, and make the right-hand member of connecting rod 1 near the upper original heavy caliber drain hole right-hand member of interior tower tray A, utilize the bottom fagging 6 of L-type member bottom to catch on tower tray A reverse side one side, by being arranged on the small-bore drain hole plate 5 in tower tray A front, liquid material deflector 4, the inner side edge that drain hole adjusting device is fixed on firmly the upper original large mouthful drain hole of tower tray A by top shrouding 3 and clamp nut 2 is along upper.
Concrete installation steps are: after destilling tower is out of service, emptying non-aromatics reative cell D liquid material, pull down destilling tower top manhole blind plate E, operating personnel enters non-aromatics reative cell D by entering manhole, stand on tower tray A, the order assembling drain hole adjusting device of arranging by accompanying drawing 2 tower tray drain hole adjusting device assembly drawings, drain hole adjusting device is inserted in drain hole B2 and make small-bore drain hole plate 5, bottom fagging 6 is clipped in dish A positive and negative both sides, grasp fixed connecting rod 1 and rotate fixed connecting rod 1 to fixed connecting rod 1 top slot mouth horizontal direction in 180 degree positions, tighten up slightly clamp nut 2, rotate by hand the supreme portion of small-bore drain hole plate 5 label for " in " gap position consistent with the notch horizontal direction at fixed connecting rod 1 top, rotating liquid material diversion plate 4, make material diversion plate 4 notch directions and the supreme portion of small-bore drain hole plate 5 label for " in " breach opposite direction, with screwdriver (other facilities, not shown) insert the notch at fixed connecting rod 1 top, and keep not rotating, with fork spanner (other facilities, not shown) rotatably compress nut 2 to drain hole adjusting device and be securely fixed on tower tray A.Then in drain hole B1 place installation drain hole adjusting device, installation method is substantially similar to preceding method, unique different, and the gap position that should make the supreme portion of small-bore drain hole plate 5 label be " closing " is consistent with the notch horizontal direction at fixed connecting rod 1 top.
As shown in figure 13, after drain hole on-line control device installs in the drain hole B2 of tower tray A, most of region of former 9.6mm heavy caliber drain hole B2 connecting rod 1 that is fixed, small-bore drain hole plate 5 seals, liquid material in non-aromatics reative cell D on tower tray A is only from the inflow lower floor non-aromatics reative cell of 501 or 502 or 503 3 small-bore tear discharge orifices, because the diameter of the liquid material deflector 4 of small-bore drain hole plate 5 tops is identical with the diameter of small-bore drain hole plate 5, therefore, on small-bore drain hole plate 5, three apertures have at least 2 to be sealed by liquid material deflector 4, only stay the next aperture 502 consistent with the U-shaped notch of liquid material deflector 4 just with lean solvent reative cell C to leading to, thereby having realized drain hole is adjusted to 502 small-bore online by B2 heavy caliber.
The invention has the beneficial effects as follows:
1. the common processing method of existing tower tray drain hole is that whole production line is stopped using, and adopts welding technology shutoff or repairs tower tray drain hole.The conventional method that drain hole is repaired in electric welding is, target profit that loss larger large to Influence of production, the maintenance cost that expenditure is larger not only.The technology of the present invention, need not fire operation by adopting L-type fixed component that special small-bore drain hole plate is fixed on tower tray.
2. existing electric welding is repaired drain hole conventional method after electric welding repairing is complete, and drain hole size immobilizes, if the variation of technological parameter is stopped device again, again and again, has seriously affected thus the stability of producing.The inventive method is provided with several drain holes that differ in aperture on small-bore drain hole, adopts different drain holes to meet under different technical parameters, even can need the former heavy caliber drain hole of complete shutoff according to technique.
Those of ordinary skill in the art will be appreciated that, above description is only one or more embodiments in the numerous embodiment of the present invention, and not uses limitation of the invention.Any equalization variation, modification for the above embodiment and be equal to the technical schemes such as alternative, as long as connotation scope according to the invention, all will drop in the scope that claims of the present invention protect.
Claims (6)
1. an on-line control device for destilling tower drain hole, is installed on the tower tray with drain hole, it is characterized in that, comprising:
Fixed connecting rod, clamp nut, top shrouding, liquid material deflector, small-bore drain hole plate, bottom fagging;
Described fixed connecting rod is vertically near the inner surface of described drain hole, and its bottom flushes with the lower surface of described tower tray, and described bottom fagging is connected in the bottom of described fixed connecting rod, near the lower surface of described tower tray;
At the upper surface of described tower tray, set gradually from the bottom up described small-bore drain hole plate, top shrouding and clamp nut;
Described liquid material deflector is a plectane, and its center has a semicircle orifice, and for penetrating fixed connecting rod, what be connected mutually with two summits up and down of described semicircle orifice has a rectangular notch; Described rectangular notch is opened to the edge of described liquid material deflector;
Described small-bore drain hole plate is plectane, and its center has the first circular hole, for described fixed connecting rod is passed, also separately has the second circular hole on its plectane, and its diameter is less than the distance between described rectangular notch both sides.
2. the on-line control device of destilling tower drain hole as claimed in claim 1, is characterized in that:
Described small-bore drain hole plate is cylinder sheet metal, its circular hole 45 spend and-45 degree two straight lines concentric with the center of circle of the circular hole of small-bore drain hole plate, radius is on two crossing positions of the camber line of some millimeters, also have two different circular holes of diameter, have four vees at the surrounding correspondence position of described small-bore drain hole plate.
3. the on-line control device of destilling tower drain hole as claimed in claim 1, is characterized in that:
Described fixed connecting rod is a round steel, and its top car has one section of external screw thread, and for being connected with a joggle with described clamp nut, its top has a rectangular notch.
4. the on-line control device of destilling tower drain hole as claimed in claim 1, is characterized in that:
Described bottom fagging is a rectangle cuboid by stage casing, and two ends are kidney type steel plates that a semicircle cylinder forms, and connect as one by electric welding with described fixed connecting rod.
5. the on-line control device of destilling tower drain hole as claimed in claim 1, is characterized in that:
Described top shrouding is a cylinder steel plate, and its center has a circular hole, for penetrating fixed connecting rod.
6. an on-line control method for destilling tower drain hole, is characterized in that, comprises the following steps:
The top of the L-type member insertion benzene hydrogenation device extraction distillation tower that form after being linked by fixed connecting rod and bottom fagging, is positioned at original heavy caliber drain hole inner surface on the tower tray of non-aromatics reative cell;
The side that makes described fixed connecting rod near tower tray on the inner surface of original heavy caliber drain hole;
Make the bottom fagging of described L-type member bottom catch on tower tray lower surface one side;
Round-meshed small-bore drain hole plate, liquid material deflector, top shrouding and clamp nut with notch in tower tray front successively mounting strap, the inner side edge that drain hole adjusting device is fixed on to original large mouthful drain hole on tower tray is along upper;
Rotate described small-bore drain hole plate, make described circular hole corresponding with the position of described notch;
Keep described fixed connecting rod not rotate, and screw described clamp nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210492607.7A CN103830928B (en) | 2012-11-28 | 2012-11-28 | The on-line control device and method of destilling tower drain hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210492607.7A CN103830928B (en) | 2012-11-28 | 2012-11-28 | The on-line control device and method of destilling tower drain hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103830928A true CN103830928A (en) | 2014-06-04 |
| CN103830928B CN103830928B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210492607.7A Expired - Fee Related CN103830928B (en) | 2012-11-28 | 2012-11-28 | The on-line control device and method of destilling tower drain hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103830928B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2201978Y (en) * | 1992-04-13 | 1995-06-28 | 中国石油天然气总公司华东勘察设计研究院 | High-efficiency liquid distributor |
| US6413378B1 (en) * | 1998-04-07 | 2002-07-02 | Nippon Zeon Co., Ltd. | Apparatus for separation and purification of saturated hydrocarbon and method for separation and purification |
| CN2851696Y (en) * | 2005-11-28 | 2006-12-27 | 褚雅志 | Anti-stripping fastener with bubbling function for tower and connection hole thereof |
-
2012
- 2012-11-28 CN CN201210492607.7A patent/CN103830928B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2201978Y (en) * | 1992-04-13 | 1995-06-28 | 中国石油天然气总公司华东勘察设计研究院 | High-efficiency liquid distributor |
| US6413378B1 (en) * | 1998-04-07 | 2002-07-02 | Nippon Zeon Co., Ltd. | Apparatus for separation and purification of saturated hydrocarbon and method for separation and purification |
| CN2851696Y (en) * | 2005-11-28 | 2006-12-27 | 褚雅志 | Anti-stripping fastener with bubbling function for tower and connection hole thereof |
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| Publication number | Publication date |
|---|---|
| CN103830928B (en) | 2016-03-02 |
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