CN2872338Y - High-pressure rotary sealing test stand for large vertical well drilling hob - Google Patents
High-pressure rotary sealing test stand for large vertical well drilling hob Download PDFInfo
- Publication number
- CN2872338Y CN2872338Y CN 200620003628 CN200620003628U CN2872338Y CN 2872338 Y CN2872338 Y CN 2872338Y CN 200620003628 CN200620003628 CN 200620003628 CN 200620003628 U CN200620003628 U CN 200620003628U CN 2872338 Y CN2872338 Y CN 2872338Y
- Authority
- CN
- China
- Prior art keywords
- hyperbaric chamber
- hobboing cutter
- drilling machine
- rotary sealing
- high pressure
- 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
Links
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to a high-pressure rotary seal test bench for cutter of large-scale shaft drilling machine, and solves the problem of failure to test cutter under high pressure in the prior art. The utility model comprises a base frame (1) provided with a primary motor (2) and a hyperbaric chamber (3) thereon. The hyperbaric chamber (3) is a high-pressure sealed container whose one end is connected to an oil pressure cylinder (4) and the other end allows an output shaft (5) of the primary motor (2) to be inserted through. A cutter supporter (6) and a high-pressure stop valve (7) are fixed respectively on the inner and outer walls of the hyperbaric chamber (3). The utility model meets the requirements of seal test of cutter in high-pressure slurry media environment and has advantages of compact structure, good safety and reliability, easy operation and convenient assembly/disassembly.
Description
Technical field:
The utility model relates to the simulation test device of mine mechanism sealing, especially large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table.
Background technology:
Large-scale shaft drilling machine is a kind of mining machinery commonly used, and the hobboing cutter of rig is operated in the dark pit shaft of hundreds of rice, and broken rock directly rolls.Because drilling technology needs, its actuating medium is a high-pressure slurry.The working depth of shaft drilling machine has surpassed 600m at present, and the problem of thereupon bringing is exactly to make the sealing premature failure owing to hobboing cutter rotary seal compressive resistance is not enough, and mud enters hobboing cutter inside, thereby cause cutter shaft to damage, cause and frequently carry brill, replacing hobboing cutter, inefficiency, use cost height.Therefore, the improvement of large-scale shaft drilling machine hobboing cutter sealing is crucial, improve the back at hobboing cutter like this and just need carry out leakage test, existing cutter seal test device can only satisfy the leakage test that (is lower than 5MPa) under the lower pressure, can not satisfy the elevated pressures (requirement of 6～15MPa) condition bottom tools test, hobboing cutter for the different sealing structure, select the performance hobboing cutter of suitable underground work, verify by the cutter seal test device and can reduce unnecessary input, the hobboing cutter of design different sealing structure, select the hobboing cutter of suitable underground work of performance therein, therefore just must development adapt to the test unit of subsurface environment.
The utility model content:
In order to overcome the deficiency that existing cutter seal test device can not satisfy the test of elevated pressures condition bottom tool, the utility model provides a kind of large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table, this testing table can satisfy the hermetically-sealed construction testing requirements of hobboing cutter in the high-pressure slurry media environment, has compact conformation, safe and reliable, easy to operate and dismounting flexible characteristic.
The technical solution of the utility model is: this large-scale shaft drilling machine hobboing cutter comprises base with the high pressure rotary sealing testing table, be fixed with prime mover and hyperbaric chamber on the base, hyperbaric chamber is a high pressure resistant airtight container, one end of hyperbaric chamber connects oil pressure cylinder, the other end of hyperbaric chamber puts in the output shaft of prime mover, and the inside and outside wall of hyperbaric chamber is fixed with hobbing cutter support and high-pressure stop valve respectively.
Above-mentioned hyperbaric chamber is a cylindrical shape, the two ends of hyperbaric chamber connect left and right sides end cap by bolt respectively, and left end cap is connected with oil pressure cylinder, is fixed with the transmission shaft support on the right end cap, the output shaft of prime mover passes the transmission shaft support and the termination places in the hyperbaric chamber, and right end cap is built-in with high-pressure seal ring; The termination of the output shaft of prime mover is connected with connector; Connector is a spring coupling; The hyperbaric chamber outer wall is fixed with tensimeter; The top of hyperbaric chamber has air hole, and air hole is built-in with breather plug; The bottom of hyperbaric chamber has taphole, and taphole is built-in with the tapping plug; Oil pressure cylinder is a double-piston pressurize oil cylinder; Prime mover is made up of motor and stepless reducer; The through hole that has the location cotter way on the hobbing cutter support and link up forward and backward half cabin.
The utlity model has following beneficial effect: owing to take such scheme, to test hobboing cutter places in the hyperbaric chamber, utilize oil pressure cylinder that hyperbaric chamber is imposed continual pressure, thereby make the high-pressure environment under the mud medium generation simulation well in the hyperbaric chamber, start prime mover, be transferred to the rotating speed of hobboing cutter when underground work, begin test, can measure the fatigue strength of the hermetically-sealed construction of hobboing cutter, judge whether the hermetically-sealed construction of hobboing cutter meets construction requirement to the greatest extent.This device can satisfy the hermetically-sealed construction testing requirements of hobboing cutter in the high-pressure slurry media environment, compact conformation, and safe and reliable, easy to operate, dismounting is flexible, by changing the hobboing cutter of different sealing structure, can select the hobboing cutter of suitable underground work of performance.
Description of drawings:
Accompanying drawing 1 is a structure cut-open view of the present utility model.
1-base among the figure, 2-prime mover, 3-hyperbaric chamber, 4-oil pressure cylinder, 5-output shaft, 6-hobbing cutter support, the 7-high-pressure stop valve, 8-left end cap, 9-right end cap, 10-transmission shaft support, 11-high-pressure seal ring, the 12-connector, 13-tensimeter, 14-breather plug, 15-tapping plug, 16-register pin.
Embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing:
By shown in Figure 1, this large-scale shaft drilling machine hobboing cutter comprises base 1 with the high pressure rotary sealing testing table, is fixed with prime mover 2 and hyperbaric chamber 3 on the base 1, and hyperbaric chamber 3 is a high pressure resistant airtight container, and hyperbaric chamber 3 is a cylindrical shape, can be high pressure resistant effectively.The two ends of hyperbaric chamber 3 connect left and right sides end cap (8,9) by bolt respectively, dismounting very easily, maintenance and replacing test hobboing cutter.Left end cap 8 is connected with oil pressure cylinder 4, is fixed with transmission shaft support 10 on the right end cap 9, and the output shaft 5 of prime mover 2 passes transmission shaft support 10 and the termination places in the hyperbaric chamber 3, and right end cap 9 is built-in with high-pressure seal ring 11.The termination of the output shaft 5 of prime mover 2 is connected with connector 12, and connector 12 is a spring coupling.The inwall of hyperbaric chamber 3 is fixed with hobbing cutter support 6, and hyperbaric chamber 3 outer walls are fixed with tensimeter 13 and high-pressure stop valve 7, and the top of hyperbaric chamber 3 has air hole, and air hole is built-in with breather plug 14.The bottom of hyperbaric chamber 3 has taphole, and taphole is built-in with tapping plug 15; Oil pressure cylinder 4 is a double-piston pressurize oil cylinder; Prime mover 2 is made up of motor and stepless reducer, and output speed 40～200rpm can satisfy the requirement of hobboing cutter test to various rotational speeies.The through hole that has the location cotter way on the hobbing cutter support 6 and link up forward and backward half cabin.
During actual the use, the hobboing cutter of various hermetically-sealed constructions is placed on the hobbing cutter support 6, with the location cotter way that register pin 16 inserts on the hobbing cutter supports 6, the restriction hobboing cutter rotates, with the to-and-fro movement of left end cap restriction hobboing cutter.
The mud that the preparation working-yard is used, place container, container is linked to each other with high-pressure stop valve 7, open high-pressure stop valve 7, open breather plug 14 simultaneously, mud is flowed in the hyperbaric chamber 3, and mud can be linked up on hobbing cutter support 6 in the through hole in forward and backward half cabin and be flowed freely, and hyperbaric chamber 3 is filled and closed also breather plug 14 beyond the Great Wall of high-pressure stop valve 7 behind the mud.Oil pressure cylinder 4 is linked to each other with hydraulic power unit, start hydraulic power unit, be transferred to the pressure that needs, driving pressure oil cylinder 4, the piston of the hydraulic oil driving pressure oil cylinder 4 that produces by hydraulic power unit imposes continual pressure to hyperbaric chamber 3, thereby makes mud mediums in the hyperbaric chamber 3 produce high-pressure environment under the simulation well, oil pressure cylinder 4 is simple in structure, and lasting, pressure stable can be provided.Force value in the hyperbaric chamber 3 can directly read from tensimeter 13.Start prime mover 2 this moment, is transferred to suitable rotating speed, begins test.
Claims (10)
1, a kind of large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table, comprise base (1), it is characterized in that: be fixed with prime mover (2) and hyperbaric chamber (3) on the base (1), hyperbaric chamber (3) is a high pressure resistant airtight container, one end of hyperbaric chamber (3) connects oil pressure cylinder (4), the other end of hyperbaric chamber (3) puts in the output shaft (5) of prime mover (2), and the inside and outside wall of hyperbaric chamber (3) is fixed with hobbing cutter support (6) and high-pressure stop valve (7) respectively.
2, large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table according to claim 1, it is characterized in that: hyperbaric chamber (3) is cylindrical shape, the two ends of hyperbaric chamber (3) connect left and right sides end cap (8 by bolt respectively, 9), left end cap (8) is connected with oil pressure cylinder (4), be fixed with transmission shaft support (10) on the right end cap (9), the output shaft (5) of prime mover (2) passes transmission shaft support (10) and the termination places in the hyperbaric chamber (3), and right end cap (9) is built-in with high-pressure seal ring (11).
3, large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table according to claim 1 and 2, it is characterized in that: the termination of the output shaft (5) of prime mover (2) is connected with connector (12).
4, large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table according to claim 3, it is characterized in that: connector (12) is a spring coupling.
5, large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table according to claim 1, it is characterized in that: hyperbaric chamber (3) outer wall is fixed with tensimeter (13).
6, large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table according to claim 1, it is characterized in that: the top of hyperbaric chamber (3) has air hole, and air hole is built-in with breather plug (14).
7, large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table according to claim 1, it is characterized in that: the bottom of hyperbaric chamber (3) has taphole, and taphole is built-in with tapping plug (15).
8, large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table according to claim 1, it is characterized in that: oil pressure cylinder (4) is a double-piston pressurize oil cylinder.
9, large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table according to claim 1, it is characterized in that: prime mover (2) is made up of motor and stepless reducer.
10, large-scale shaft drilling machine hobboing cutter high pressure rotary sealing testing table according to claim 1 is characterized in that: the through hole that has the location cotter way on the hobbing cutter support (6) and link up forward and backward half cabin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620003628 CN2872338Y (en) | 2006-02-13 | 2006-02-13 | High-pressure rotary sealing test stand for large vertical well drilling hob |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620003628 CN2872338Y (en) | 2006-02-13 | 2006-02-13 | High-pressure rotary sealing test stand for large vertical well drilling hob |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2872338Y true CN2872338Y (en) | 2007-02-21 |
Family
ID=37740687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620003628 Expired - Fee Related CN2872338Y (en) | 2006-02-13 | 2006-02-13 | High-pressure rotary sealing test stand for large vertical well drilling hob |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2872338Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103715822A (en) * | 2014-01-16 | 2014-04-09 | 常熟市沪虞港口机械有限公司 | Multifunctional tractor |
| CN105628364A (en) * | 2016-01-16 | 2016-06-01 | 东北石油大学 | Controllable flexible sealing performance detection test device |
| CN109141863A (en) * | 2018-10-30 | 2019-01-04 | 中铁工程装备集团有限公司 | A kind of hobboing cutter dynamic sealing testing stand |
-
2006
- 2006-02-13 CN CN 200620003628 patent/CN2872338Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103715822A (en) * | 2014-01-16 | 2014-04-09 | 常熟市沪虞港口机械有限公司 | Multifunctional tractor |
| CN105628364A (en) * | 2016-01-16 | 2016-06-01 | 东北石油大学 | Controllable flexible sealing performance detection test device |
| CN105628364B (en) * | 2016-01-16 | 2018-01-05 | 东北石油大学 | A kind of controllable flexible sealing performance detection tester |
| CN109141863A (en) * | 2018-10-30 | 2019-01-04 | 中铁工程装备集团有限公司 | A kind of hobboing cutter dynamic sealing testing stand |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104612928B (en) | Hydraulic bidirectional effect pumping installations | |
| CN2872338Y (en) | High-pressure rotary sealing test stand for large vertical well drilling hob | |
| CN201753593U (en) | Outer hanged type hydraulic control box of blowout preventer | |
| CN105257208A (en) | Hydraulic rock drill | |
| CN202903426U (en) | Test equipment for rubber drum of packer | |
| CN201954232U (en) | Lubricating device with air chamber pressure oil tank and oil tank lining | |
| CN201943926U (en) | Novel power-driven oil-submersible lifting plunger piston defueling pump | |
| CN205401672U (en) | Electric double dynamical for oil -well rig L type transfer case of oil | |
| CN107024348B (en) | Petroleum downhole power drilling tool physical property test simulation machine | |
| CN106894939A (en) | Trunnion axis energy by ocean current generating set and its gearbox | |
| CN201954239U (en) | Lubricating device with self inflation pneumatic tyre pressure oil tank | |
| CN213331006U (en) | Anti-blocking packer | |
| CN105003196A (en) | Power assembly of full-hydraulic reverse circulation drilling machine | |
| CN201954233U (en) | Lubricating device with air chamber pressure tank | |
| CN2185319Y (en) | Electric compressed underground packer | |
| CN201420501Y (en) | Hydraulic rotary table | |
| CN201133229Y (en) | Combination type packing kit | |
| CN201909169U (en) | Lubricating device with pneumatic tire pressure oil tank and oil tank inner liner | |
| CN201925699U (en) | Lubricating device with self-inflating air chamber pressure oil tank | |
| CN102359445B (en) | Screw pump ground driving device with three-end-face mechanical seal | |
| CN204055380U (en) | 12 grades of gear box sub-case tween drive shaft rear-end power takeoff devices | |
| CN102168789A (en) | Lubricating device with air chamber pressure oil tank and oil tank inner lining | |
| CN202611583U (en) | Power head for drilling rig | |
| CN113818802A (en) | Driving device for open-air down-the-hole drill | |
| CN201954231U (en) | Lubricating device with pneumatic tire pressure oil tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |