CN202072667U - Device used for delaying coking hydraulic decoking - Google Patents
Device used for delaying coking hydraulic decoking Download PDFInfo
- Publication number
- CN202072667U CN202072667U CN2011201288840U CN201120128884U CN202072667U CN 202072667 U CN202072667 U CN 202072667U CN 2011201288840 U CN2011201288840 U CN 2011201288840U CN 201120128884 U CN201120128884 U CN 201120128884U CN 202072667 U CN202072667 U CN 202072667U
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- CN
- China
- Prior art keywords
- coke
- pressure
- drilling rod
- type high
- self
- 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.)
- Expired - Fee Related
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B33/00—Discharging devices; Coke guides
- C10B33/006—Decoking tools, e.g. hydraulic coke removing tools with boring or cutting nozzles
Abstract
The utility model relates to a device used for delaying coking hydraulic decoking, which is characterized by comprising a coke cutting water tank and a self balance type high-pressure water pump, wherein the coke cutting water tank is connected with the self balance type high-pressure water pump through a pipeline, the self balance type high-pressure water pump is respectively connected with two groups of coke cutting devices through two branches, high-pressure cutting ball valves are respectively arranged on the two branches, the two groups of coke cutting devices respectively comprise a drilling machine winch, a pulley assembly, a pneumatic faucet, a drilling rod and an automatic switching coke cutting device, the drilling machine winch is connected with the drilling rod through the pulley assembly, the front end of the drilling rod is provided with the automatic switching coke cutting device, the tail end of the drilling rod is provided with the pneumatic faucet, and the two branches of the self balance type high-pressure water pump are respectively connected with water inlets of the two automatic switching coke cutting devices through high-pressure rubber pipes. The device has the advantages that the operation is stable and reliable, the operation is simple, and the energy consumption is low.
Description
Technical field
The utility model belongs to the coke cutting water pump field of delayed coking unit in the petroleum refining process, is specifically related to a kind of device that is used for the delayed coking hydraulic decoking.
Background technology
Hydraulic decoking is the procedure that delayed coking is produced, and it is the high pressure water of getting by high-pressure hydraulic pump, by the kinetic energy of the formed high-pressure spray of decoking device nozzle, coke is cut the process that falls.
The operating process of normal delay coking decoking is as follows:
At first, high-pressure hydraulic pump performs the preparation work of turn on pump; Check and the startup lubricating oil system, connect hydraulic decoking Controlling System power supply then.Finish at the master control cabinet and to select tower, unsnatch tower bottom and first-class protection and tin unload tower top cover.Start boring winch, the pneumatic ball valve that makes drilling tool enter (apart from tower mouth 4M) corresponding tower in the tower is opened automatically, start high-pressure hydraulic pump (decoking control valve is in reflux state), switch reflux state to precharging state, switch to full-gear again and start boring winch, boring reaming is from bottom to top more from top to bottom switched decoking control valve once, nozzle is switched to burnt nozzle, cut burnt operation.Decoking finishes back switching decoking control valve to reflux state, stops high-pressure hydraulic pump.Above operating process adopts high-pressure hydraulic pump to be generally stage chamber pump, the main high-pressure hydraulic pump outlet decoking control valve that relies on switches different valve position, finish backflow, preliminary filling, cut burnt process, the high-pressure hydraulic pump top hole pressure is constant all the time, energy consumption is very high like this, and decoking control valve refluxes, preliminary filling is with valve inner step-down orifice plate to be refluxed in high pressure water decompression back, because coke cutting water has very strong corrodibility, the step-down orifice plate is because of corroding frequent replacing, the maintenance cost height.
The utility model content
The purpose of this utility model is that existing hydraulic decoking device systems is transformed, and solves decoking system Controlling System complexity, problem that energy consumption is high, and a kind of easy and simple to handle, device systems that is used for the delayed coking hydraulic decoking that energy consumption is low is provided.
The following technical scheme of the concrete employing of the utility model:
It is a kind of device systems that is used for the delayed coking hydraulic decoking, it is characterized in that comprising coke cutting water jar and self-balancing type high-pressure hydraulic pump, described coke cutting water jar is connected by pipeline with the self-balancing type high-pressure hydraulic pump, the self-balancing type high-pressure hydraulic pump is cut coke installation and is connected with two groups respectively by two branch roads, be equipped with the high pressure cut-off ball valve on above-mentioned two branch roads, cut coke installation and include boring winch for described two groups, pulley assembly, pneumatic water tap, drilling rod and automatic switchover coke cutter, boring winch is connected with drilling rod by pulley assembly, the front end of drilling rod is provided with the automatic switchover coke cutter, end is provided with pneumatic water tap, and two branch roads of self-balancing type high-pressure hydraulic pump are connected by the water-in of high-pressure rubber pipe with two automatic switchover coke cutters respectively.
Principle of work of the present utility model is as follows:
Decoking water is extracted out from the coke cutting water jar, through filter, enter the self-balancing type high-pressure hydraulic pump, this pump carries the fluid coupling speed regulation device, by speed regulating control exit of pump pressure, through the high-pressure water pipe pass to coke drum cat head service platform, bifurcation removes two tower derrick intermediate platforms respectively, again through the high pressure cut-off ball valve, support with the drilling rod arm by high-pressure rubber pipe again and link to each other, provide motivating force by pneumatic water tap, drilling rod is rotated, high pressure water enters into the automatic switchover coke cutter that the drilling rod bottom links to each other through drilling rod arm supporting tube, and the automatic switchover coke cutter rotates with drilling rod, and high pressure water then sprays high-pressure water jet from the nozzle of automatic switchover coke cutter, utilize pulley assembly to lift by crane pneumatic water tap by boring winch, drilling rod, the automatic switchover decoking device moves up and down in tower, finish the boring of decoking process or cut burnt work, two tower alternate runs cut off with the high pressure cut-off ball valve.
Above-mentioned described hydraulic decoking system high pressure water pump structure is the self-balancing type high-pressure hydraulic pump, has changed the structure formation that adopts high-pressure hydraulic pump in the former hydraulic decoking system.
Above-mentioned described hydraulic decoking system has cancelled the decoking control valve in the former hydraulic decoking system, directly by self-balancing type high-pressure hydraulic pump fluid coupling speed regulation device control pump top hole pressure, as required, regulates at any time.
Compared with prior art, the utlity model has following beneficial effect:
1) this hydraulic decoking system adopts the self-balancing type high-pressure hydraulic pump, the type pump has structurally been cancelled axial force balance mechanisms such as balancing drum or balancing drum, solved the worry of often wearing and tearing and bringing, improved equipment traveling comfort, reliability to users because of balancing drum.
2) this hydraulic decoking system adopts the pressure of fluid coupling speed regulation device control coke cutting water, has cancelled the decoking control valve in the former decoking system, has simplified operation greatly, and can reduce power consumption.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
As shown in FIG.: 1 coke cutting water jar; 2 self-balancing type high-pressure hydraulic pumps; 3-1 high pressure cut-off ball valve; 3-2 high pressure cut-off ball valve; The 4-1 coke drum; The 4-2 coke drum; The 5-1 boring winch; The 5-2 boring winch; The 6-1 high-pressure rubber pipe; The 6-2 high-pressure rubber pipe; The 7-1 pulley assembly; The 7-2 pulley assembly; The pneumatic water tap of 8-1; The pneumatic water tap of 8-2; The 9-1 drilling rod; The 9-2 drilling rod; 10-1 automatic switchover coke cutter; 10-2 automatic switchover coke cutter
Embodiment
As shown in Figure 1: coke cutting water jar 1 and self-balancing type high-pressure hydraulic pump 2 are connected by pipeline, self-balancing type high-pressure hydraulic pump 2 is cut coke installation and is connected with two groups respectively by two branch roads, be equipped with high pressure cut-off ball valve 3-1 on above-mentioned two branch roads, 3-2, the coke installation of cutting in left side comprises boring winch 5-1, pulley assembly 7-1, pneumatic water tap 8-1, drilling rod 9-1 and automatic switchover coke cutter 10-1, the coke installation of cutting on right side comprises boring winch 5-2, pulley assembly 7-2, pneumatic water tap 8-2, drilling rod 9-2 and automatic switchover coke cutter 10-2, now cutting coke installation with the left side is example, its annexation is described: boring winch 5-1 is connected with drilling rod 9-1 by pulley assembly 7-1, the front end of drilling rod 9-1 is provided with automatic switchover coke cutter 10-1, end is provided with pneumatic water tap 8-1, and the left branch of self-balancing type high-pressure hydraulic pump is connected with the water-in of the automatic switchover coke cutter 10-1 in left side by high-pressure rubber pipe 6-1.The structure of coke installation and annexation and left side are cut in the right side, and to cut coke installation identical.
When still cutting coke installation work with the left side is that example is introduced use of the present utility model: decoking water is extracted out from coke cutting water storage tank 1, through filter, enter self-balancing type high-pressure hydraulic pump 2, this pump carries the fluid coupling speed regulation device, by speed regulating control exit of pump pressure, through the high-pressure water pipe pass to coke drum 4-1,4-2 cat head service platform, bifurcation removes two tower derrick intermediate platforms respectively, high pressure cut-off ball valve 3-1 opens, high pressure cut-off ball valve 3-2 closes, high pressure water supports by high-pressure rubber pipe 6-1 and drilling rod 9-1 arm and links, there is pneumatic water tap 8-1 that motivating force is provided, drilling rod 9-1 is rotated, high pressure water enters into the automatic switchover coke cutter 10-1 that drilling rod 9-1 bottom links to each other through drilling rod arm supporting tube, automatic switchover coke cutter 10-1 rotates with drilling rod 9-1, high pressure water then sprays high-pressure water jet from the nozzle of automatic switchover coke cutter 10-1, utilize pulley assembly 7-1 to lift by crane pneumatic water tap 8-1 by boring winch 5-1, drilling rod 9-1, automatic switchover decoking device 10-1 moves up and down in tower, finish the boring of decoking process or cut burnt work, two coke drum 4-1, the 4-2 alternate run is with high pressure cut-off ball valve 3-1,3-2 cuts off.
The utility model adopts the fluid coupling speed regulation device control pump top hole pressure that directly passes through self-balancing type high-pressure hydraulic pump 2.
High-pressure hydraulic pump in the existing equipment is the stage chamber pump that pressurizes step by step, pump discharge pressure can not be regulated, energy consumption is very high, in operating process, can only carry out the operation of decoking, and the inner step-down orifice plate of decoking control valve be fragile because of aqueous corrosion by the different valve position state of control decoking control valve (backflow, preliminary filling, cut Jiao), maintenance is inconvenient, the maintenance cost height.
Claims (2)
1. device that is used for the delayed coking hydraulic decoking, it is characterized in that comprising coke cutting water jar and self-balancing type high-pressure hydraulic pump, described coke cutting water jar is connected by pipeline with the self-balancing type high-pressure hydraulic pump, the self-balancing type high-pressure hydraulic pump is cut coke installation and is connected with two groups respectively by two branch roads, be equipped with the high pressure cut-off ball valve on above-mentioned two branch roads, cut coke installation and include boring winch for described two groups, pulley assembly, pneumatic water tap, drilling rod and automatic switchover coke cutter, boring winch is connected with drilling rod by pulley assembly, the front end of drilling rod is provided with the automatic switchover coke cutter, end is provided with pneumatic water tap, and two branch roads of self-balancing type high-pressure hydraulic pump are connected by the water-in of high-pressure rubber pipe with two automatic switchover coke cutters respectively.
2. the device that is used for the delayed coking hydraulic decoking according to claim 1 is characterized in that the self-balancing type high-pressure hydraulic pump carries the fluid coupling speed regulation device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201288840U CN202072667U (en) | 2011-04-28 | 2011-04-28 | Device used for delaying coking hydraulic decoking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201288840U CN202072667U (en) | 2011-04-28 | 2011-04-28 | Device used for delaying coking hydraulic decoking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202072667U true CN202072667U (en) | 2011-12-14 |
Family
ID=45110773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201288840U Expired - Fee Related CN202072667U (en) | 2011-04-28 | 2011-04-28 | Device used for delaying coking hydraulic decoking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202072667U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102517046A (en) * | 2012-01-10 | 2012-06-27 | 洛阳涧光石化设备有限公司 | Top driving mechanism for drilling rod |
| CN102566486A (en) * | 2012-01-17 | 2012-07-11 | 中国石油天然气股份有限公司 | Remote intelligent decoking program control device |
-
2011
- 2011-04-28 CN CN2011201288840U patent/CN202072667U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102517046A (en) * | 2012-01-10 | 2012-06-27 | 洛阳涧光石化设备有限公司 | Top driving mechanism for drilling rod |
| CN102517046B (en) * | 2012-01-10 | 2013-06-19 | 洛阳涧光石化设备有限公司 | Top driving mechanism for drilling rod |
| CN102566486A (en) * | 2012-01-17 | 2012-07-11 | 中国石油天然气股份有限公司 | Remote intelligent decoking program control device |
| CN102566486B (en) * | 2012-01-17 | 2014-04-02 | 中国石油天然气股份有限公司 | Remote intelligent decoking program control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111214 Termination date: 20200428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |