CN102944414A - Erosive abrasion test device for fracturing tool - Google Patents
Erosive abrasion test device for fracturing tool Download PDFInfo
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- CN102944414A CN102944414A CN 201210514522 CN201210514522A CN102944414A CN 102944414 A CN102944414 A CN 102944414A CN 201210514522 CN201210514522 CN 201210514522 CN 201210514522 A CN201210514522 A CN 201210514522A CN 102944414 A CN102944414 A CN 102944414A
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- pipe fitting
- locking nut
- fracturing tool
- disk cover
- test device
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Abstract
The invention relates to a fracturing tool test device, provides an experiment environment for simulating a site fracturing condition, and discloses an erosive abrasion test device for a fracturing tool. The erosive abrasion test device mainly comprises an outer barrel, an inner joint, an outer joint, a union nut, an O-shaped ring, a gland, a sealing pad, a bolt, an outer locking nut, an inlet pipe, an inner locking nut, a nut, the fracturing tool, a disk cover and an outlet pipe, wherein the fracturing tool is arranged in the outer barrel; the upper end and the lower end of the fracturing tool are respectively in threaded connected with the inlet pipe and the outlet pipe through a TBG oil pipe; the inner locking nut, the disk cover and the outer locking nut are sequentially arranged on the inlet pipe from bottom to top; and the gland is in threaded connection with the outer barrel through a TBG oil pipe. The fracturing tools with different lengths can be mounted by replacing the outer barrels with different lengths; the lengths of the inlet pipe and the outlet pipe which extend into the outer barrel are adjusted by rotating the inlet pipe and the outlet pipe, so that test requirements of the fracturing tools with different lengths are met; and the application range of the erosive abrasion test device is expanded further.
Description
Technical field
The present invention relates to a kind of fracturing tool test unit, a kind of experimental situation of simulated field pressure break situation is provided, is a kind of fracturing tool erosion abrasion test device.
Background technology
In oil and natural gas industry, solid particle in waterfrac treatment technique as propping agent, under of the fracturing fluid the carrying of injecting at a high speed, can produce serious erosion attack to the fracturing tool surface, because the pressure break line pressure is from tens MPas to MPas up to a hundred in the pressing crack construction, in case cause stinging Lou, break or control malfunctioning causing casualties possibly or the serious consequence such as device damage because of erosion attack.At present, domestic and international most research mainly concentrates on the aspects such as the reparation of On Erosion and flow analysis calculating, and only only limits to specific operating mode.And the test capability in present production on artificial lift laboratory can not provide a kind of experimental situation of simulated field pressure break situation fully, can not satisfy the testing requirements of carrying out fracturing tool.Summary of the invention
The objective of the invention is: a kind of fracturing tool erosion abrasion test device is provided, remedy the deficiency of above-mentioned prior art, utilize a device, a kind of experimental situation of simulated field pressure break situation is provided, satisfy the individual event performance test test of instrument key components and parts assembly.
The technical solution used in the present invention is: a kind of fracturing tool erosion abrasion test device mainly is comprised of urceolus, nipple, coupling, union nut, zero type circle, gland, sealing gasket, bolt, outer locking nut, entrance pipe fitting, internal locking nut, nut, fracturing tool, disk cover, outlet pipe fitting etc.
Fracturing tool is placed in the urceolus, and the upper end adopts the TBG tubing thread to connect the entrance pipe fitting; Successively internal locking nut, disk cover and outer locking nut are installed on the entrance pipe fitting from top to bottom, the upper end of entrance pipe fitting connects nipple, and nipple and coupling are combined together and are installed in the union nut.
Eight bolts hole opening on eight bolts hole opening on the disk cover and the gland cooperate, and by eight bolts and eight nuts disk cover and gland are linked together; Gland is connected the TBG tubing thread and connects with urceolus.
TBG tubing thread connection outlet pipe fitting is adopted in the fracturing tool lower end; Successively internal locking nut, disk cover and outer locking nut are installed on the outlet pipe fitting from top to bottom, the lower end of outlet pipe fitting connects nipple, and nipple and coupling are combined together and are installed in the union nut.
It is symmetrical up and down that the structure of described whole device is.
Described urceolus is cylindrical, and two interfaces on the outer tube side wall are connected with respectively nipple; The two ends of urceolus all are to be connected the TBG tubing thread to connect with gland, and zero type circle is installed between gland and the urceolus.
The physical dimension of described nipple, coupling and union nut all is the same, easy to install and use.
Described coupling is used for connecting the external fluid pipeline.
Between the mating surface of described disk cover and gland sealing gasket is installed.
Describedly successively internal locking nut, disk cover and outer locking nut are installed on the entrance pipe fitting from top to bottom, by adjusting outer locking nut and internal locking nut the entrance pipe fitting are fixed on the disk cover.
Described successively internal locking nut, disk cover and outer locking nut being installed to from top to bottom exports on the pipe fitting, by adjusting outer locking nut and internal locking nut the outlet pipe fitting is fixed on the disk cover.
The present invention's compactness rational in infrastructure, the fracturing tool of different length can be installed by the urceolus of changing different length, regulate entrance pipe fitting and outlet pipe fitting by rotation entrance pipe fitting and outlet pipe fitting and stretch into length in the urceolus, to satisfy the requirement of different length fracturing tool test, further enlarged the range of application of this device.
Description of drawings
Accompanying drawing 1 is the main sectional structure schematic diagram of looking of the present invention.
Accompanying drawing 2 is looked the sectional structure schematic diagram for most preferred embodiment master of the present invention.
Accompanying drawing 3 is the structure for amplifying schematic diagram at A place in the most preferred embodiment of the present invention.
Accompanying drawing 4 is the plan structure schematic diagram of disk cover in the most preferred embodiment of the present invention.
Accompanying drawing 5 is the left TV structure schematic diagram of union nut in the most preferred embodiment of the present invention.
Figure number explanation: 1-urceolus, 2-nipple, 3-coupling, 4-union nut, 5-zero type circle, the 6-gland, 7-sealing gasket, 8-bolt, 9-outer locking nut, 10-entrance pipe fitting, 11-internal locking nut, the 12-nut, the 13-fracturing tool, the 14-disk cover, 15-exports pipe fitting.
Embodiment
The present invention is not subjected to the restriction of following embodiment, can determine concrete embodiment according to technical scheme of the present invention and practical construction process situation.
The invention will be further described below in conjunction with embodiment and accompanying drawing:
Consult Fig. 1.Fracturing tool 13 is positioned at the middle part of urceolus 1.
Consult Fig. 1, Fig. 5.Entrance pipe fitting 10 lower ends adopt the TBG tubing thread to be connected with fracturing tool 13 upper ends; Successively internal locking nut 11, disk cover 14 and outer locking nut 9 are installed on the entrance pipe fitting 10 from top to bottom, the upper end of entrance pipe fitting 10 connects nipple 2, and nipple 2 and coupling 3 are combined together and are installed in union nut interior 4; Outlet pipe fitting 15 upper ends adopt the TBG tubing thread to be connected with fracturing tool 13 lower ends; Successively internal locking nut 11, disk cover 14 and outer locking nut 9 are installed on the outlet pipe fitting 15 from top to bottom, the lower end of outlet pipe fitting 15 connects nipple 2, and nipple 2 and coupling 3 are combined together and are installed in union nut interior 4.
Consult Fig. 1, Fig. 3, Fig. 4.Eight bolts hole opening on eight bolts hole opening on the disk cover 14 and the gland 6 cooperate, and by eight bolts 8 and eight nuts 12 disk cover 14 and gland 6 are linked together, and between the mating surface of disk cover 14 and gland 6 sealing gasket 7 are installed; Gland 6 is connected with urceolus by the connection of TBG tubing thread, and zero type circle 5 is installed between gland 6 and the urceolus 1; Successively internal locking nut 11, gland 6, disk cover 14 and outer locking nut 9 are installed on the entrance pipe fitting 10 from top to bottom; Two interfaces on urceolus 1 sidewall are connected with respectively nipple 2, and nipple 2 and coupling 3 are combined together and are installed in union nut interior 4.
Consult Fig. 1.The specific implementation process of preferred example of the present invention is as follows:
Rotation entrance pipe fitting 10 and outlet pipe fitting 15 are regulated the length that stretches in the urceolus 1 by the feeding of screw thread, namely can regulate the position of fracturing tool 13 in urceolus 1 inner chamber; Four couplings 3 of whole device are used for connecting the external fluid pipeline, and high-pressure fluid flows into from entrance pipe fitting 10, through fracturing tool 13, flow out from outlet pipe fitting 15, carry out fracturing tool 13 inner erosion resistance testses; High-pressure fluid flows into urceolus 1 inner chamber from the external tapping of urceolus 1 upper left quarter, from the external tapping outflow of urceolus 1 lower left quarter, carries out fracturing tool 13 outside erosion resistance testses.
Claims (7)
1. a fracturing tool erosion abrasion test device is characterized in that mainly being comprised of urceolus, nipple, coupling, union nut, zero type circle, gland, sealing gasket, bolt, outer locking nut, entrance pipe fitting, internal locking nut, nut, fracturing tool, disk cover, outlet pipe fitting etc.; Fracturing tool is placed in the urceolus, and the upper end adopts the TBG tubing thread to connect the entrance pipe fitting; Successively internal locking nut, disk cover and outer locking nut are installed on the entrance pipe fitting from top to bottom, the upper end of entrance pipe fitting connects nipple, and nipple and coupling are combined together and are installed in the union nut; Eight bolts hole opening on eight bolts hole opening on the disk cover and the gland cooperate, and by eight bolts and eight nuts disk cover and gland are linked together; Gland is connected the TBG tubing thread and connects with urceolus; TBG tubing thread connection outlet pipe fitting is adopted in the fracturing tool lower end; Successively internal locking nut, disk cover and outer locking nut are installed on the outlet pipe fitting from top to bottom, the lower end of outlet pipe fitting connects nipple, and nipple and coupling are combined together and are installed in the union nut.
2. a kind of fracturing tool erosion abrasion test device according to claim 1, the two ends that it is characterized in that urceolus all are to be connected the TBG tubing thread to connect with gland, and zero type circle is installed between gland and the urceolus.
3. a kind of fracturing tool erosion abrasion test device according to claim 1, the physical dimension that it is characterized in that nipple, coupling and union nut all is the same, easy to install and use.
4. a kind of fracturing tool erosion abrasion test device according to claim 1 is characterized in that between the mating surface of disk cover and gland sealing gasket being installed.
5. a kind of fracturing tool erosion abrasion test device according to claim 1, it is characterized in that successively internal locking nut, disk cover and outer locking nut being installed on the entrance pipe fitting from top to bottom, by adjusting outer locking nut and internal locking nut the entrance pipe fitting is fixed on the disk cover.
6. a kind of fracturing tool erosion abrasion test device according to claim 1, it is characterized in that successively internal locking nut, disk cover and outer locking nut being installed on the outlet pipe fitting from top to bottom, by adjusting outer locking nut and internal locking nut the outlet pipe fitting is fixed on the disk cover.
7. a kind of fracturing tool erosion abrasion test device according to claim 1, it is characterized in that to install by the urceolus of changing different length the fracturing tool of different length, regulate entrance pipe fitting and outlet pipe fitting by rotation entrance pipe fitting and outlet pipe fitting and stretch into length in the urceolus, to satisfy the requirement of different length fracturing tool test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210514522 CN102944414A (en) | 2012-12-04 | 2012-12-04 | Erosive abrasion test device for fracturing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210514522 CN102944414A (en) | 2012-12-04 | 2012-12-04 | Erosive abrasion test device for fracturing tool |
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| Publication Number | Publication Date |
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| CN102944414A true CN102944414A (en) | 2013-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201210514522 Pending CN102944414A (en) | 2012-12-04 | 2012-12-04 | Erosive abrasion test device for fracturing tool |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481325A (en) * | 2015-09-02 | 2017-03-08 | 中国石油化工股份有限公司 | Pressure break completion tool dynamic simulation experimental device |
| CN107271304A (en) * | 2016-04-08 | 2017-10-20 | 中国石油化工股份有限公司 | Throttle sanding machine erosion test device and method |
| CN109342100A (en) * | 2018-11-29 | 2019-02-15 | 中石化四机石油机械有限公司 | Frac system pressure testing control method |
-
2012
- 2012-12-04 CN CN 201210514522 patent/CN102944414A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481325A (en) * | 2015-09-02 | 2017-03-08 | 中国石油化工股份有限公司 | Pressure break completion tool dynamic simulation experimental device |
| CN107271304A (en) * | 2016-04-08 | 2017-10-20 | 中国石油化工股份有限公司 | Throttle sanding machine erosion test device and method |
| CN107271304B (en) * | 2016-04-08 | 2023-09-01 | 中国石油化工股份有限公司 | Erosion testing device and method for throttle sand blaster |
| CN109342100A (en) * | 2018-11-29 | 2019-02-15 | 中石化四机石油机械有限公司 | Frac system pressure testing control method |
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Application publication date: 20130227 |