CN105127160A - Pressure drawing point reamer for reaction-regeneration system of catalytic cracking unit - Google Patents
Pressure drawing point reamer for reaction-regeneration system of catalytic cracking unit Download PDFInfo
- Publication number
- CN105127160A CN105127160A CN201510606612.XA CN201510606612A CN105127160A CN 105127160 A CN105127160 A CN 105127160A CN 201510606612 A CN201510606612 A CN 201510606612A CN 105127160 A CN105127160 A CN 105127160A
- Authority
- CN
- China
- Prior art keywords
- tube connector
- drilling rod
- catalytic cracking
- cracking unit
- regeneration system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/045—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes the cleaning devices being rotated while moved, e.g. flexible rotating shaft or "snake"
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a pressure drawing point reamer for a reaction-regeneration system of a catalytic cracking unit. The reamer is detachably connected to a pressure drawing pipe. The reamer comprises a hollow connecting pipe, a drill rod arranged in the connecting pipe, a packing sealing layer and a rotating hand wheel. An external thread matched with the inner wall of the pressure drawing pipe is arranged on the outer wall of the lower end of the connecting pipe. The portion between the connecting pipe and the drill rod is filled with the packing sealing layer. The drill rod is of a thread lead screw structure. One end of the drill rod stretches out of one side of the connecting pipe and is connected to the rotating hand wheel. The other end of the drill rod is a free end and stretches out of the other side of the connecting pipe. The connecting pipe and the drill rod are arranged on the same axis. The reamer is simple in structure, convenient and quick to operate and safe in use, a pressure drawing point in the pressure drawing pipe can be quickly and effectively conducted in the high-temperature and high-pressure operating environment, leakage of a catalyst and oil and gas in the conduction process can be avoided, and production efficiency is improved to a large degree.
Description
Technical field
The present invention relates to the auxiliary facility of catalytic cracking unit in technical field of petrochemical industry, specifically a kind of catalytic cracking unit reaction-regeneration system impulse point reamers.
Background technology
Catalytic cracking is one of operation important in petroleum refining process, is to make mink cell focus generation cracking reaction under the effect of heat and catalyst, is converted into the process of cracked gas, gasoline and diesel oil etc.The medium of catalytic cracking unit reaction-regeneration system is that the particle size diameter of fluidized state is greatly about 20 ~ l00 um high temperature fine powder, for grasping each operating parameter of plant running, be provided with the instrument impulse points such as much pressure, pressure reduction, density, reserve, medium is long range propagation in pressure guiding pipe, can not get that renewal can be gone bad, precipitated, bleed for a long time, thus cause that medium is dirty, variable density, even cause the blocking of pressure guiding pipe, hinder the normal operation of instrumentation.For preventing instrument pressure guiding pipe from blocking, be all designed with back-blowing, but after longtime running, operation fluctuation, counter-blowing wind-pressure fluctuation time, be very easy to cause impulse point to block.
For pressure guiding pipe blockage problem described above, traditional solution is: operative employee is by iron wire or crooked chisel is with pressure discloses logical impulse line, owing to being band press operation, and medium is the high temperature catalyst of 500 ~ 730 DEG C, reaction system also carries reaction oil gas secretly, deals with and there is great potential safety hazard.
Therefore, industry is in the urgent need to a kind of catalytic cracking unit reaction-regeneration system impulse point reamers manufacturing simple, simple operation, use safety.
Summary of the invention
Technical problem to be solved by this invention is to provide that a kind of structure is simple, simple operation, use safety catalytic cracking unit reaction-regeneration system impulse point reamers.
For solving the problems of the technologies described above, the invention provides a kind of catalytic cracking unit reaction-regeneration system impulse point reamers, this catalytic cracking unit reaction-regeneration system impulse point reamers, this reamers is removably connected on pressure guiding pipe, described reamers comprises the tube connector that hollow is arranged, be built in the drilling rod of tube connector, packing seal layer, and rotation hand wheel, the outer wall of described tube connector lower end is provided with the external screw thread suitable with pressure guiding pipe inwall, described packing seal layer is filled between tube connector and drilling rod, described drilling rod is threaded screw rod structure, this drilling rod one end is extended the side of tube connector and is connected on rotation hand wheel, its other end is for free end and tube connector described in the opposite side extending tube connector, the same axis of drilling rod is arranged.
In above-mentioned change cracking unit reaction-regeneration system impulse point reamers, be threadedly connected on pressure guiding pipe owing to have employed tube connector, cooperatively interact between tube connector and drilling rod, by can left and right rotation rotation hand wheel by drive drilling rod up or down and screw in or screw out rotate, even if under the working environment of high temperature, high pressure, blockage in conducting pressure guiding pipe that also can be convenient, fast, safe.
In such scheme, also comprise limited block 5, described drilling rod 2 is fixedly connected with through the center of limited block 5 to rotation hand wheel 4.Adopt such structure, the installation that both can be conducive to packing seal layer is fixed, and drilling rod can be prevented again excessively stuck in rotation process.
In such scheme, also comprise the adapter of threeway screw socket and handle, described threeway screw socket adapter is threadedly connected on the outer wall of tube connector, and the threeway screw socket that described handle is removably connected to is taken on another screw socket.Adopting such structure, when using reamers as the strong point, very can rotate rotation hand wheel in labour-saving.
In such scheme, further, described rotation hand wheel is provided with hand cranking handle, this hand cranking handle is vertically fixed on outer circumference surface in such scheme, further, the outer wall of the free end side of described drilling rod offers the tongue and groove of knurling.Adopt such structure, can blocking place of conducting pressure guiding pipe effectively, cleaning more rapidly, efficient.
Compared with prior art, beneficial effect of the present invention is:
The present invention is threaded connection the tube connector on pressure guiding pipe, utilize blocking place of drilling rod conducting pressure guiding pipe with pressure, both overcome in prior art and adopted manually processing mode of disclosing logical pressure guiding pipe with pressure, sealing when can ensure again to spin motion between connecting rod and drilling rod between drilling-rod external wall and tube connector inwall, prevent oil, possibility that gas leaks outside, substantially increase the safety coefficient of conducting pressure guiding pipe; Meanwhile, structure of the present invention is simple, be easy to carry, operate more convenient, use safer, improve production efficiency to a great extent.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Number in the figure is: 1, tube connector; 2, drilling rod; 3, packing seal layer; 4, rotation hand wheel; 5, limited block; 6, threeway screw socket adapter; 7, handle; 8, hand cranking handle; 9, tongue and groove.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described in detail, further understands to have design of the present invention, the technical problem solved, the technical characteristic forming technical scheme and the technique effect that brings.But it should be noted that, be schematic to the explanation of these embodiments, do not form concrete restriction of the present invention.
Known as shown in Figure 1, catalytic cracking unit reaction-regeneration system impulse point reamers is made up of tube connector 1, drilling rod 2, packing seal layer 3, rotation hand wheel 4 and limited block 5, and described tube connector 1, drilling rod 2 and same axis are arranged.
This reamers is threadedly connected on pressure guiding pipe, the outer wall of described tube connector 1 lower port is provided with the external screw thread suitable with pressure guiding pipe inwall, wherein, shown tube connector 1 is that hollow is arranged, drilling rod 2 is built in tube connector 1, in order to ensure under the condition of work of HTHP, prevent the situation occurring leakage of oil, gas leakage in the process of conducting, packing seal layer 3 is provided with between tube connector 1 and drilling rod 2, prevent thermocatalyst from flowing out from the gap between them, the potential safety hazard existed when further reducing operation; Described drilling rod 2 one end is extended the side of tube connector 1 and is connected on rotation hand wheel 4, this connection can adopt welding manner, the other end is free end and extends the opposite side of tube connector 1, the outer wall of described drilling rod 2 free end side offers the tongue and groove 9 of knurling, this tongue and groove 9 can realize cleaning blocking place in conducting pressure guiding pipe fast and efficiently; Described drilling rod 2 is fixedly connected with through the center of limited block 5 to rotation hand wheel 4, and avoid the drilling rod 2 when rotating to stretch into excessively, this is fixedly connected with and welding manner can be adopted to be fixed.
In order to more laborsaving when rotating rotation hand wheel 3, auxiliary drilling rod 2 reaches the object of conducting pressure guiding pipe fast, and described tube connector 1 is provided with detachable handle 7, and described handle 7 is vertically connected on the outer wall of tube connector 1 by threeway screw socket adapter 6; Described rotation hand wheel 3 is provided with hand cranking handle 8, and this hand cranking handle 8 is vertically fixed on outer circumference surface.
When using catalytic cracking unit reaction-regeneration system impulse point reamers of the present invention, first instrument impulse wall valve cuts out, the external screw thread link of tube connector 1 is connected on pressure guiding pipe, again wall valve is opened, clockwise circular-rotation is done by the hand cranking handle 8 on hand-held rotation hand wheel 4, under the drive of rotating shaft 4 and limited block 3, drill bit 2 screws in pressure guiding pipe downwards until conducting; After treating pressure guiding pipe conducting, drilling rod 2 screws out by the hand cranking handle 8 that counterclockwise circular turns on rotation hand wheel 4, closes wall valve, and this reamers is unloaded from pressure guiding pipe.
Be only the preferred embodiment of the present invention above, be not limited to the present invention, to those skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. catalytic cracking unit reaction-regeneration system impulse point reamers, this reamers is removably connected on pressure guiding pipe, it is characterized in that: described reamers comprises the tube connector (1) that hollow is arranged, be built in the drilling rod (2) of tube connector (1), packing seal layer (3) and rotation hand wheel (4), the outer wall of described tube connector (1) lower end is provided with the external screw thread suitable with pressure guiding pipe inwall, described packing seal layer (3) is filled between tube connector (1) and drilling rod (2), described drilling rod (2) is threaded screw rod structure, this drilling rod (2) one end is extended the side of tube connector (1) and is connected on rotation hand wheel (4), its other end is free end and extends the opposite side of tube connector (1), described tube connector (1), the same axis of drilling rod (2) is arranged.
2. catalytic cracking unit reaction-regeneration system impulse point reamers according to claim 1, it is characterized in that: also comprise limited block (5), described drilling rod (2) is fixedly connected with through the center of limited block (5) to rotation hand wheel (4).
3. catalytic cracking unit reaction-regeneration system impulse point reamers according to claim 1, it is characterized in that: also comprise the adapter of threeway screw socket (6) and handle (7), described threeway screw socket adapter (6) is threadedly connected on the outer wall of tube connector (1), on threeway screw socket adapter (6) another screw socket that described handle (7) is removably connected to.
4. catalytic cracking unit reaction-regeneration system impulse point reamers according to claim 1, it is characterized in that: described rotation hand wheel (4) is provided with hand cranking handle (8), this hand cranking handle (8) is vertically fixed on outer circumference surface.
5. catalytic cracking unit reaction-regeneration system impulse point reamers according to claim 1, is characterized in that: the tongue and groove (9) outer wall of described drilling rod (2) free end side offering knurling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510606612.XA CN105127160A (en) | 2015-09-22 | 2015-09-22 | Pressure drawing point reamer for reaction-regeneration system of catalytic cracking unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510606612.XA CN105127160A (en) | 2015-09-22 | 2015-09-22 | Pressure drawing point reamer for reaction-regeneration system of catalytic cracking unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105127160A true CN105127160A (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510606612.XA Pending CN105127160A (en) | 2015-09-22 | 2015-09-22 | Pressure drawing point reamer for reaction-regeneration system of catalytic cracking unit |
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| CN (1) | CN105127160A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201711318U (en) * | 2010-06-22 | 2011-01-19 | 上海宝钢化工有限公司 | Dredging device of instrument pressure guiding pipe |
| CN201744460U (en) * | 2010-08-23 | 2011-02-16 | 温传忠 | Pipeline dredging device |
| CN203578306U (en) * | 2013-11-04 | 2014-05-07 | 莱芜市泰山焦化有限公司 | Tool special for cleaning blockages of reboiler tube bundle |
| US20150113748A1 (en) * | 2013-10-28 | 2015-04-30 | Ridge Tool Company | Quick release mechanisms for plumbing tools |
| CN104913875A (en) * | 2014-03-11 | 2015-09-16 | 任广营 | Online dredging anti-blocking sampler |
| CN204638663U (en) * | 2015-04-20 | 2015-09-16 | 青岛安邦炼化有限公司 | The dredger of the emptying line of falling shower pipe |
| CN205074306U (en) * | 2015-09-22 | 2016-03-09 | 中国石油天然气股份有限公司广西石化分公司 | Pressure point fraising ware draws in anti - system again of catalytic cracking unit |
-
2015
- 2015-09-22 CN CN201510606612.XA patent/CN105127160A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201711318U (en) * | 2010-06-22 | 2011-01-19 | 上海宝钢化工有限公司 | Dredging device of instrument pressure guiding pipe |
| CN201744460U (en) * | 2010-08-23 | 2011-02-16 | 温传忠 | Pipeline dredging device |
| US20150113748A1 (en) * | 2013-10-28 | 2015-04-30 | Ridge Tool Company | Quick release mechanisms for plumbing tools |
| CN203578306U (en) * | 2013-11-04 | 2014-05-07 | 莱芜市泰山焦化有限公司 | Tool special for cleaning blockages of reboiler tube bundle |
| CN104913875A (en) * | 2014-03-11 | 2015-09-16 | 任广营 | Online dredging anti-blocking sampler |
| CN204638663U (en) * | 2015-04-20 | 2015-09-16 | 青岛安邦炼化有限公司 | The dredger of the emptying line of falling shower pipe |
| CN205074306U (en) * | 2015-09-22 | 2016-03-09 | 中国石油天然气股份有限公司广西石化分公司 | Pressure point fraising ware draws in anti - system again of catalytic cracking unit |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20151209 |