CN102836809B - Automatic sand blasting device for outer surface of bushing - Google Patents
Automatic sand blasting device for outer surface of bushing Download PDFInfo
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- CN102836809B CN102836809B CN201210373048.8A CN201210373048A CN102836809B CN 102836809 B CN102836809 B CN 102836809B CN 201210373048 A CN201210373048 A CN 201210373048A CN 102836809 B CN102836809 B CN 102836809B
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- sand
- sand grains
- sandblast
- bushing
- sleeve pipe
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to an automatic sand blasting device for an outer surface of a bushing. A sand box of the automatic sand blasting device for the outer surface of the bushing is connected with a sand blaster through a sand grain conveying pipeline; an air compressor is connected with the sand grain conveying pipeline through an air line; the sand blaster consists of a single-grain sand loading pipe, a sand grain nozzle and a sand blasting movable seat; the single-grain sand loading pipe is positioned outside the sand blasting movable seat; the sand grain nozzle is arranged in the sand blasting movable seat; the single-grain sand loading pipe is connected with the sand grain nozzle; the sand blasting movable seat is arranged on a sliding polished rod in a penetrating way; a transmission lead screw of a sand blasting feeding mechanism is in threaded connection with the sand blasting movable seat; the bushing is arranged on a rotary bracket; one end of the bushing is in threaded connection with an electric rotary disc of the rotary bracket, and the other end of the busing is arranged together with a bearing and a bearing fixing rod of the rotary bracket; and the sand blaster is arranged close to the bushing and can be used for blasting sand grains to the bushing. According to the automatic sand blasting device, automatic sand blasting of an oil field bushing is realized, the entire process is automatically realized, uniform sand blasting in an entire sand blasting process can be guaranteed, and the degree of standardization is high.
Description
One, technical field:
What the present invention relates to is that oil and gas well shaft fixing technology process improves the cementing strength of sleeve pipe and cement sheath and the device of the enhancing sleeve surface roughness that designs, and what be specifically related to is bushing outer surface automatic sand spurting device.
Two, background technology:
In reinforcing oil well process in technical field, for some stratum, the poor interval of the effect of particularly cementing the well uses Casing with external adhered sand layer (at sleeve surface brush coating, spill sand grains improve sleeve surface roughness) well cementation to improve the cementing strength of cement sheath and sleeve surface more, and then raising oil-water well cementing quality.At present, be mostly the manual operation by workman for sleeve in oil field viscose glue, first by manually at sleeve surface brush coating, be sprinkled upon viscose glue surface by spilling at random the sand grains that the mode of sand grains do not wait rule afterwards.There is the problem of the following aspects in the Casing with external adhered sand layer that the method is made:
(1) not etc., when well cementation, cement sheath and scab sand grains are cementing not inhomogeneous for sand grains particle size;
(2) in mud displacement process, small particle diameter sand grains is flooded by mud retention layer, cannot realize cementing;
(3) artificial brush coating, cloth sand are inhomogeneous, occur the inequalities such as glue-line thin and thick cloth sand density, and sand fallout phenomenon is serious.
Three, summary of the invention:
The object of this invention is to provide bushing outer surface automatic sand spurting device, it manually spills sand grains outward at brush coating rear sleeve for solving available technology adopting, and cloth sand is inhomogeneous, the problem that sand fallout phenomenon is serious.
The technical solution adopted for the present invention to solve the technical problems is: this bushing outer surface automatic sand spurting device comprises air compressor, sand box, sanding machine, sandblast feed mechanism, runing rest, and sandblast feed mechanism is connected to form successively by either-rotation motor, power transmission shaft, universal drive shaft, drive lead screw; Sand box is connected by sand grains feed-line with sanding machine, air compressor is connected with sand grains feed-line by wind line, sanding machine is made up of simple grain sand loading pipe, sand grains nozzle, sandblast Mobile base, simple grain sand loading pipe is positioned at outside sandblast Mobile base, in sandblast Mobile base, be provided with sand grains nozzle, simple grain sand loading pipe is connected with sand grains nozzle, and sandblast Mobile base is through on slip polished rod, and the drive lead screw of sandblast feed mechanism is threaded with sandblast Mobile base; Sleeve pipe is arranged on runing rest, and one end of sleeve pipe is threaded with the electric turntable of runing rest, and bearing and the bearing fixing rod of the sleeve pipe other end and runing rest are installed together; Sanding machine is near sleeve pipe setting, and sanding machine can be sprayed onto sand grains on sleeve pipe.
In such scheme, runing rest is arranged on bracing frame and is formed by stepper motor, electric turntable, bearing, the equal level of bearing fixing rod, stepper motor, electric turntable are arranged on a side of bracing frame, bearing, bearing fixing rod are arranged on the opposite side of bracing frame, stepper motor connects electric turntable, and sleeve pipe is arranged between electric turntable and bearing fixing rod.
In such scheme, sand grains volume control device comprises that flowmeter, pressure takes into account sand grains flow control valve.
In such scheme, sand grains nozzle is staggered on sandblast Mobile base.
Such scheme medium sand box connects sand grains separation system, sand grains separation system comprises multi-stage oscillating screen, classification sand grains container, sand grains volume control device, multi-stage oscillating screen is installed in classification sand grains container, classification sand grains container is provided with multistage outlet, every grade of outlet external sand grains feed-line respectively, each sand grains feed-line is all connected to sand box, on each sand grains feed-line, sand grains volume control device is all set, sand grains separation system is mainly sorting scab sand grains, guarantees that arbitrary number of level scab grit size approaches.
Beneficial effect:
1, the present invention has realized sleeve in oil field automatic sand blasting, whole process realizes automatically, when sandblast, sanding machine carries out rectilinear motion, need the sleeve pipe of sandblast to be rotated under the drive of electric turntable, because sanding machine only carries out rectilinear motion, can guarantee that in whole sandblast process, sandblast is even, standardization level is high.
2, the present invention is removably mounted on sleeve pipe in the middle of runing rest, and the bracing frame of runing rest does not have the restriction of length, and the length of runing rest can, according to casing length free adjustment, can be carried out sandblast to the sleeve pipe of random length.
3, the present invention can realize different size particle diameter sand grains and be evenly arranged in sleeve surface.
4, the present invention is simple in structure, easy to operate, adaptable.
Four, brief description of the drawings:
Fig. 1 is structural representation of the present invention;
Fig. 2 is middle sleeve of the present invention, bearing, bearing fixing rod mounting structure schematic diagram;
Fig. 3 is sanding machine arrangement of nozzles schematic diagram in the present invention;
Fig. 4 is the structural representation of simple grain sand loading pipe in the present invention;
Fig. 5 is the structural representation of sand grains separation system in the present invention.
1 sand box; 2 simple grain sand loading pipes; 3 sandblast Mobile bases; 4 sand grains nozzles; 5 either-rotation motors; 6 power transmission shafts; 7 universal drive shafts; 8 drive lead screws; 9 slip polished rods; 10 sleeve pipes; 11 electric turntables; 13 bearings; 14 bearing fixing rods; 15 bracing frames; 16 vibratory sieves; 17 classification sand grains containers; 18 sand grains volume control devices; 19 air compressors; 20 operated pneumatic valves; 21 electric supply installations.
Five, detailed description of the invention:
Below in conjunction with accompanying drawing, the present invention is described further:
As shown in Figure 1, this bushing outer surface automatic sand spurting device comprises air compressor 19, sand box 1, sanding machine, sandblast feed mechanism, runing rest, and sandblast feed mechanism is connected to form successively by either-rotation motor 5, power transmission shaft 6, universal drive shaft 7, drive lead screw 8, sand box 1 is connected by sand grains feed-line with sanding machine, air compressor 19 is connected with sand grains feed-line by wind line, operated pneumatic valve 20 is installed on sand grains feed-line, sanding machine is by simple grain sand loading pipe 2, sand grains nozzle 4, sandblast Mobile base 3 forms, simple grain sand loading pipe 2 is positioned at outside sandblast Mobile base 3, in sandblast Mobile base 3, be provided with sand grains nozzle 4, as shown in Figure 3, sandblast nozzle 4 is staggered on sandblast Mobile base 3, simple grain sand loading pipe 2 is connected with sand grains nozzle 4, the number of simple grain sand loading pipe 2 is identical with the number of sand grains nozzle 4, connect one to one, as shown in Figure 4, the internal diameter of simple grain sand loading pipe 2 is identical with the internal diameter of sand grains, the sand grains only holding one by one in simple grain sand loading pipe 2 passes through in turn, sandblast Mobile base 3 is through on slip polished rod 9, the drive lead screw 8 of sandblast feed mechanism is threaded with sandblast Mobile base 3, when drive lead screw 8 rotates, sanding machine is along with doing rectilinear motion.When sleeve pipe 10 is carried out to sandblast, sleeve pipe 10 is arranged on runing rest, one end of sleeve pipe 10 is threaded with the electric turntable of runing rest 11, and bearing 13 and the bearing fixing rod 14 of sleeve pipe 10 other ends and runing rest are installed together, and rotates to realize sleeve pipe 10; Sanding machine arranges near sleeve pipe 10, and sanding machine can be sprayed onto sand grains on sleeve pipe 10.
The either-rotation motor 5 connection for transmission axles 6 of sandblast feed mechanism, power transmission shaft 6 connects universal drive shaft 7, universal drive shaft 7 connection for transmission screw mandrels 8, and either-rotation motor 5 drives drive lead screw 8 to rotate, drive lead screw 8 drives sanding machine to do rectilinear motion, and sandblast feed mechanism provides power for sanding machine slides axially.
Sand grains volume control device 18 comprises that flowmeter, pressure takes into account sand grains flow control valve.
Runing rest is by stepper motor, electric turntable 11, bearing 13, the equal level of bearing fixing rod 14 is arranged on bracing frame 15 and forms, stepper motor, electric turntable 11 is arranged on a side of bracing frame 15, bearing 13, bearing fixing rod 14 is arranged on the opposite side of bracing frame 15, stepper motor connects electric turntable 11, the centre of runing rest disconnects, when to sleeve pipe 10 brush coating, sleeve pipe 10 is arranged between electric turntable 11 and bearing fixing rod 14, specifically one end of sleeve pipe 10 is threaded with electric turntable 11, the other end of sleeve pipe 10 is connected with bearing fixing rod 14, consult shown in Fig. 2, between sleeve pipe 10 and bearing fixing rod 14, rolling bearing 13 is set, owing between sleeve pipe 10 and bearing fixing rod 14, rolling bearing 13 being set, when rotation of sleeve, bearing fixing rod 14 is along with sleeve pipe 11 rotates.
Sand in medium sand box 1 of the present invention can be the sand of the single particle size that presets, under the blowing of the high-pressure blast that sand provides at air compressor 19, enter in simple grain sand loading pipe 2, sand grains carries out simple grain arrangement in simple grain sand loading pipe 2, sprays via blast nozzle 4, can make sandblast even, the present invention can also connect sand grains separation system for sand box 1, by sand grains separation system screening sand grains, the sand grains of certain particle diameter after screening is transported to sand box 1, as shown in Figure 5, sand grains separation system comprises multi-stage oscillating screen 16, classification sand grains container 17, sand grains volume control device 18, electric supply installation 21 forms, multi-stage oscillating screen 16 is set to 2-4 level, the interior installation multi-stage oscillating screen 16 of classification sand grains container 17, classification sand grains container 17 is provided with multistage outlet, every grade of outlet external sand grains feed-line respectively, each sand grains feed-line is all connected to sand box 1, on each sand grains feed-line, sand grains volume control device 18 is all set, sand grains separation system is mainly sorting scab sand grains, guarantee that arbitrary number of level scab grit size approaches, because classification sand grains container is provided with multistage outlet, the sand grains of controlling each multistage outlet by sand grains volume control device 18 is outer defeated, when the sand grains of selected certain particle diameter, corresponding sand grains volume control device 18 is opened, other sand grains volume control device 18 is closed.
The course of work of sand grains screening system is: the initial sand grains in the sand loading device of sand grains screening system is delivered to vibratory sieve 16 through sand grains feed-line, vibratory sieve 16 carries out sieving and grading to initial sand grains, the sand grains of different-grain diameter is delivered in classification sand grains container 17, and after classification, sand grains is delivered in high-pressure sand blast pipeline through sand grains volume control device 18.Electric supply installation 21 provides power to vibratory sieve 16, and sand grains volume control device 18 flows and implements pressure and flow-control the sand grains after classification.
Before sandblast of the present invention starts, first by sleeve pipe 10 with electric turntable 11 screwed connections and be fixed on runing rest, open electric turntable 11 and make sleeve pipe 10 do uniform rotation.Start sand grains separation system and air compressor 19, open operated pneumatic valve, in simple grain sand loading pipe 2, enter sand, open the either-rotation motor 5 in sandblast feed mechanism, sanding machine at the uniform velocity slides and starts the sleeve pipe 10 after brush coating to carry out sandblast along axle.
When sanding machine moves to sleeve pipe 10 ends and complete the scab work of a sleeve pipe, now close air compressor 19 and sand grains through sand grains volume control device 18.Change the rotation direction of either-rotation motor 5 simultaneously, make sand blasting system move to voluntarily initial end.
Claims (5)
1. a bushing outer surface automatic sand spurting device, it is characterized in that: this bushing outer surface automatic sand spurting device comprises air compressor (19), sand box (1), sanding machine, sandblast feed mechanism, runing rest, sandblast feed mechanism is connected to form successively by either-rotation motor (5), power transmission shaft (6), universal drive shaft (7), drive lead screw (8); Sand box (1) is connected by sand grains feed-line with sanding machine, air compressor (19) is connected with sand grains feed-line by wind line, sanding machine is made up of simple grain sand loading pipe (2), sand grains nozzle (4), sandblast Mobile base (3), simple grain sand loading pipe (2) is positioned at outside sandblast Mobile base (3), in sandblast Mobile base (3), be provided with sand grains nozzle (4), simple grain sand loading pipe (2) is connected with sand grains nozzle (4), it is upper that sandblast Mobile base (3) is through slip polished rod (9), and the drive lead screw (8) of sandblast feed mechanism is threaded with sandblast Mobile base (3); Sleeve pipe (10) is arranged on runing rest, and one end of sleeve pipe (10) is threaded with the electric turntable (11) of runing rest, and bearing (13) and the bearing fixing rod (14) of sleeve pipe (10) other end and runing rest are installed together; Sanding machine arranges near sleeve pipe (10), and sanding machine can be sprayed onto sand grains on sleeve pipe (10).
2. bushing outer surface automatic sand spurting device according to claim 1, it is characterized in that: described runing rest is arranged on the upper formation of bracing frame (15) by stepper motor, electric turntable (11), bearing (13), the equal level of bearing fixing rod (14), stepper motor, electric turntable (11) are arranged on a side of bracing frame (15), bearing (13), bearing fixing rod (14) are arranged on the opposite side of bracing frame (15), stepper motor connects electric turntable (11), and sleeve pipe (10) is arranged between electric turntable (11) and bearing fixing rod (14).
3. bushing outer surface automatic sand spurting device according to claim 2, it is characterized in that: described sand box (1) connects sand grains separation system, sand grains separation system comprises multi-stage oscillating screen (16), classification sand grains container (17), sand grains volume control device (18), multi-stage oscillating screen (16) is installed in classification sand grains container (17), classification sand grains container (17) is provided with multistage outlet, every grade of outlet external sand grains feed-line respectively, each sand grains feed-line is all connected to sand box (1), sand grains volume control device (18) is all set on each sand grains feed-line.
4. bushing outer surface automatic sand spurting device according to claim 3, is characterized in that: described sand grains nozzle (4) is staggered on sandblast Mobile base (3).
5. bushing outer surface automatic sand spurting device according to claim 4, is characterized in that: described sand grains volume control device (18) comprises that flowmeter, pressure takes into account sand grains flow control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210373048.8A CN102836809B (en) | 2012-09-30 | 2012-09-30 | Automatic sand blasting device for outer surface of bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210373048.8A CN102836809B (en) | 2012-09-30 | 2012-09-30 | Automatic sand blasting device for outer surface of bushing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102836809A CN102836809A (en) | 2012-12-26 |
| CN102836809B true CN102836809B (en) | 2014-07-16 |
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ID=47364686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210373048.8A Expired - Fee Related CN102836809B (en) | 2012-09-30 | 2012-09-30 | Automatic sand blasting device for outer surface of bushing |
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| Country | Link |
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| CN (1) | CN102836809B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108722817B (en) * | 2018-05-21 | 2021-04-20 | 河南森源电气股份有限公司 | Tubular part fluidizing device |
| CN110842788B (en) * | 2019-11-12 | 2021-09-21 | 南京六合科技创业投资发展有限公司 | Sand blasting equipment for sand blasting and rust removing of pipeline surface |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4150205B2 (en) * | 2002-04-18 | 2008-09-17 | クボタ松下電工外装株式会社 | Sand drilling equipment |
| KR20040029706A (en) * | 2002-10-02 | 2004-04-08 | 조판시 | Sand blast machine for industrial scrubber |
| JP4051258B2 (en) * | 2002-10-11 | 2008-02-20 | 財団法人鉄道総合技術研究所 | Anti-slip material injection device |
| CN2858187Y (en) * | 2005-06-08 | 2007-01-17 | 绵阳市仁智石化科技有限责任公司 | Processing device of automatic sand-blasting and spray-coating for inner and outer walls of mobile oil casing |
| DE102007056813A1 (en) * | 2007-11-23 | 2009-05-28 | Karl Reinhard Zeiss | Method for producing a component |
| CN101357453B (en) * | 2008-07-23 | 2010-07-14 | 天津市中环天佳电子有限公司 | Development sleeve sandblasting machine |
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2012
- 2012-09-30 CN CN201210373048.8A patent/CN102836809B/en not_active Expired - Fee Related
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| CN102836809A (en) | 2012-12-26 |
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Granted publication date: 20140716 Termination date: 20170930 |