CN102836809A - 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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- CN102836809A CN102836809A CN2012103730488A CN201210373048A CN102836809A CN 102836809 A CN102836809 A CN 102836809A CN 2012103730488 A CN2012103730488 A CN 2012103730488A CN 201210373048 A CN201210373048 A CN 201210373048A CN 102836809 A CN102836809 A CN 102836809A
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- sand
- sand grains
- sandblast
- sand blasting
- bushing
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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 natural gas well shaft fixing technology process improve 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 the automatic sand blasting unit of bushing outer surface.
Two, background technology:
In the reinforcing oil well process in the technical field; For some stratum; The relatively poor interval of the effect of particularly cementing the well uses Casing with external adhered sand layer (at the sleeve surface brush coating, spill sand grains improve the sleeve surface roughness) well cementation improving 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 through the workman for the sleeve in oil field viscose glue, promptly pass through manual work earlier at the sleeve surface brush coating, the sand grains that through the mode of spilling sand grains at random rule is not waited afterwards is sprinkled upon the viscose glue surface.There is the problem of the following aspects in the Casing with external adhered sand layer that this method is made:
(1) the sand grains size does not wait, and cement sheath and the gluing of scab sand grains are inhomogeneous during well cementation;
(2) in the mud displacement process, the small particle diameter sand grains is flooded by the mud retention layer, can't realize gluing;
(3) artificial brush coating, cloth sand are inhomogeneous, inequalities such as glue-line thin and thick cloth sand density occur, and the sand fallout phenomenon is serious.
Three, summary of the invention:
The purpose of this invention is to provide the automatic sand blasting unit of bushing outer surface, it is used to solve the available technology adopting manual work and outside the brush coating rear sleeve, spills sand grains, and cloth sand is inhomogeneous, the problem that the sand fallout phenomenon is serious.
The technical solution adopted for the present invention to solve the technical problems is: the automatic sand blasting unit of this bushing outer surface comprises air compressor, sand box, sanding machine, sandblast feed mechanism, runing rest, and the sandblast feed mechanism is connected to form by either-rotation motor, power transmission shaft, universal drive shaft, drive lead screw successively; The sand box is connected through the sand grains feed-line with sanding machine; Air compressor is connected with the sand grains feed-line through the wind line, and sanding machine is adorned sandpipe, sand grains nozzle, sandblast by simple grain and moved and constitute, and simple grain is adorned sandpipe and is positioned at sandblast and moves outside the seat; Sandblast is moved and is provided with the sand grains nozzle in the seat; Simple grain dress sandpipe is connected with the sand grains nozzle, and sandblast is moved seat and is through on the slip polished rod, and the drive lead screw of sandblast feed mechanism moves seat with sandblast and is threaded; Sleeve pipe is installed on the runing rest, and an end of sleeve pipe is threaded with the electric turntable of runing rest, and the bearing of the sleeve pipe other end and runing rest and bearing fixing bar are installed together; Sanding machine is near the sleeve pipe setting, and sanding machine can be sprayed onto sand grains on the sleeve pipe.
Runing rest is installed on the bracing frame and is constituted by stepper motor, electric turntable, bearing, bearing fixing bar average level in the such scheme; Stepper motor, electric turntable are arranged on a side of bracing frame; Bearing, bearing fixing bar are arranged on the opposite side of bracing frame; Stepper motor connects electric turntable, and sleeve pipe is installed between electric turntable and the bearing fixing bar.
The sand grains volume control device comprises that flowmeter, pressure takes into account the sand grains flow control valve in the such scheme.
The sand grains nozzle is staggered on seat is moved in sandblast in the such scheme.
Such scheme medium sand box connects the sand grains separation system, and the sand grains separation system comprises multi-stage oscillating screen, classification sand grains container, sand grains volume control device, and multi-stage oscillating screen is installed in the classification sand grains container; Classification sand grains container is provided with multistage outlet; Every grade of external sand grains feed-line of outlet difference, each sand grains feed-line all is connected to the sand box, on each sand grains feed-line the sand grains volume control device is set all; The sand grains separation system mainly is a sorting scab sand grains, guarantees that arbitrary number of level scab grit size is approaching.
Beneficial effect:
1, the present invention has realized the automatic sandblast of sleeve in oil field; Whole process realizes automatically; Sanding machine carries out rectilinear motion during sandblast, needs the sleeve pipe of sandblast under the drive of electric turntable, to be rotated, because sanding machine only carries out rectilinear motion; Can guarantee that sandblast is even in the whole sandblast process, standardization level is high.
2, the present invention is removably mounted on sleeve pipe in the middle of the runing rest, and the bracing frame of runing rest does not have the restriction of length, and the length of runing rest can be carried out sandblast to the sleeve pipe of random length according to the casing length free adjustment.
3, the present invention can realize that different size particle diameter sand grains is evenly arranged in sleeve surface.
4, the present invention is simple in structure, easy to operate, and adaptive capacity is strong.
Four, description of drawings:
Fig. 1 is a structural representation of the present invention;
Fig. 2 is middle sleeve of the present invention, bearing, bearing fixing bar mounting structure sketch map;
Fig. 3 is a sanding machine arrangement of nozzles sketch map among the present invention;
Fig. 4 is the structural representation of simple grain dress sandpipe among the present invention;
Fig. 5 is the structural representation of sand grains separation system among the present invention.
1 sand box; 2 simple grains dress sandpipe; Seat is moved in 3 sandblasts; 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 bars; 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, the specific embodiment:
Below in conjunction with accompanying drawing the present invention is done further explanation:
As shown in Figure 1, the automatic sand blasting unit of this bushing outer surface comprises air compressor 19, sand box 1, sanding machine, sandblast feed mechanism, runing rest, and the sandblast feed mechanism is connected to form by either-rotation motor 5, power transmission shaft 6, universal drive shaft 7, drive lead screw 8 successively; Sand box 1 is connected through the sand grains feed-line with sanding machine, and air compressor 19 is connected with the sand grains feed-line through the wind line, and operated pneumatic valve 20 is installed on the sand grains feed-line; Sanding machine is moved seat 3 and is constituted by simple grain dress sandpipe 2, sand grains nozzle 4, sandblast, and simple grain dress sandpipe 2 is positioned at sandblast and moves outside the seat 3, and sandblast is moved in the seat 3 and is provided with sand grains nozzle 4; As shown in Figure 3, sandblast nozzle 4 is staggered on seat 3 is moved in sandblast, and simple grain dress sandpipe 2 is connected with sand grains nozzle 4; The number of simple grain dress sandpipe 2 is identical with the number of sand grains nozzle 4, connects one to one, and is as shown in Figure 4; The internal diameter of simple grain dress sandpipe 2 is identical with the internal diameter of sand grains; The sand grains that only holds one by one in the simple grain dress sandpipe 2 passes through in order, and sandblast is moved seat 3 and is through on the slip polished rod 9, and the drive lead screw 8 and the sandblast of sandblast feed mechanism moved seat 3 and be threaded; When drive lead screw 8 rotated, sanding machine was along with doing rectilinear motion.When sleeve pipe 10 is carried out sandblast; Sleeve 10 is installed on the runing rest; One end of sleeve pipe 10 is threaded with the electric turntable 11 of runing rest, and the bearing 13 and the bearing fixing bar 14 of sleeve pipe 10 other ends and runing rest are installed together, to realize sleeve pipe 10 rotations; Sanding machine is provided with near sleeve pipe 10, and sanding machine can be sprayed onto sand grains on the sleeve pipe 10.
The either-rotation motor 5 of sandblast feed mechanism connects power transmission shaft 6; Power transmission shaft 6 connects universal drive shaft 7, and universal drive shaft 7 connects drive lead screw 8, and either-rotation motor 5 drives drive lead screw 8 and rotates; Drive lead screw 8 drives sanding machines and does rectilinear motion, and the sandblast feed mechanism is that sanding machine slides vertically power is provided.
Sand grains volume control device 18 comprises that flowmeter, pressure takes into account the sand grains flow control valve.
Runing rest is installed on the bracing frame 15 and is constituted by stepper motor, electric turntable 11, bearing 13, bearing fixing bar 14 average levels, and stepper motor, electric turntable 11 are arranged on a side of bracing frame 15, and bearing 13, bearing fixing bar 14 are arranged on the opposite side of bracing frame 15; Stepper motor connects electric turntable 11, and the centre of runing rest is broken off, when to sleeve pipe 10 brush coatings; Sleeve pipe 10 is installed between electric turntable 11 and the bearing fixing bar 14; Specifically be that a end with sleeve pipe 10 is threaded with electric turntable 11, the other end of sleeve pipe 10 is connected with bearing fixing bar 14, consults shown in Figure 2; Between sleeve pipe 10 and the bearing fixing bar 14 rolling bearing 13 is set; Owing between sleeve pipe 10 and the bearing fixing bar 14 rolling bearing 13 is set, when sleeve pipe rotated, bearing fixing bar 14 was along with sleeve pipe 11 rotates.
Sand in the medium sand box of the present invention 1 can be the sand of the single particle size that presets; Sand gets under the blowing of the high-pressure blast that air compressor 19 provides in the simple grain dress sandpipe 2; Sand grains carries out simple grain in simple grain dress sandpipe 2 arranges, and via blast nozzle 4 ejections, can make sandblast even; The present invention can also connect the sand grains separation system for sand box 1, by sand grains separation system screening sand grains, the sand grains of certain particle diameter after the screening is transported to sand box 1; As shown in Figure 5, the 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 compositions, and multi-stage oscillating screen 16 is set to the 2-4 level; Multi-stage oscillating screen 16 is installed in the classification sand grains container 17, and classification sand grains container 17 is provided with multistage outlet, every grade of external sand grains feed-line of outlet difference; Each sand grains feed-line all is connected to sand box 1, on each sand grains feed-line sand grains volume control device 18 is set all, and the sand grains separation system mainly is a sorting scab sand grains; Guarantee that arbitrary number of level scab grit size is approaching; Because classification sand grains container is provided with multistage outlet, defeated outward through the sand grains of sand grains volume control device 18 each multistage outlets of control, when the sand grains of selected certain particle diameter; Corresponding sand grains volume control device 18 is opened, and 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 dress sand device of sand grains screening system is delivered to vibratory sieve 16 through the sand grains feed-line; 16 pairs of initial sand grains of vibratory sieve carry out sieving and grading; The sand grains of different-grain diameter is delivered in the classification sand grains container 17, and sand grains is delivered in the high pressure sandblast pipeline through sand grains volume control device 18 after the classification.21 pairs of vibratory sieves 16 of electric supply installation provide power, and the sand grains after 18 pairs of classifications of sand grains volume control device flows and implements pressure and flow-control.
Before sandblast of the present invention begins, earlier with sleeve pipe 10 with electric turntable 11 screwed connections and be fixed on the 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, advance sand in the simple grain dress sandpipe 2, open the either-rotation motor 5 in the sandblast feed mechanism, sanding machine at the uniform velocity slides along axle and begins the sleeve pipe behind the brush coating 10 is carried out sandblast.
When sanding machine moves to the scab work that sleeve pipe 10 ends are then accomplished a sleeve pipe, close air compressor 19 and sand grains this moment through sand grains volume control device 18.Change the rotation direction of either-rotation motor 5 simultaneously, make sand blasting system move to initial end voluntarily.
Claims (5)
1. automatic sand blasting unit of bushing outer surface; It is characterized in that: the automatic sand blasting unit of this bushing outer surface comprises air compressor (19), sand box (1), sanding machine, sandblast feed mechanism, runing rest, and the sandblast feed mechanism is connected to form by either-rotation motor (5), power transmission shaft (6), universal drive shaft (7), drive lead screw (8) successively; Sand box (1) is connected through the sand grains feed-line with sanding machine; Air compressor (19) is connected with the sand grains feed-line through the wind line; Sanding machine is adorned sandpipe (2), sand grains nozzle (4), sandblast by simple grain and is moved seat (3) and constitute; Simple grain dress sandpipe (2) is positioned at sandblast and moves outside the seat (3), and sandblast is moved in the seat (3) and is provided with sand grains nozzle (4), and simple grain dress sandpipe (2) is connected with sand grains nozzle (4); Sandblast is moved seat (3) and is through on the slip polished rod (9), and the drive lead screw of sandblast feed mechanism (8) moves seat (3) with sandblast and is threaded; Sleeve pipe (10) is installed on the runing rest, and an end of sleeve pipe (10) is threaded with the electric turntable (11) of runing rest, and the bearing (13) and the bearing fixing bar (14) of sleeve pipe (10) other end and runing rest are installed together; Sanding machine is provided with near sleeve pipe (10), and sanding machine can be sprayed onto sand grains on the sleeve pipe (10).
2. the automatic sand blasting unit of bushing outer surface according to claim 1; It is characterized in that: described runing rest is installed in bracing frame (15) by stepper motor, electric turntable (11), bearing (13), bearing fixing bar (14) average level and goes up formation; Stepper motor, electric turntable (11) are arranged on a side of bracing frame (15); Bearing (13), bearing fixing bar (14) are arranged on the opposite side of bracing frame (15); Stepper motor connects electric turntable (11), and sleeve pipe (10) is installed between electric turntable (11) and the bearing fixing bar (14).
3. the automatic sand blasting unit of bushing outer surface according to claim 2 is characterized in that: described sand grains volume control device (18) comprises that flowmeter, pressure takes into account the sand grains flow control valve.
4. the automatic sand blasting unit of bushing outer surface according to claim 3 is characterized in that: described sand grains nozzle (4) is staggered on seat (3) is moved in sandblast.
5. the automatic sand blasting unit of bushing outer surface according to claim 4; It is characterized in that: described sand box (1) connects the sand grains separation system; The 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 the classification sand grains container (17), and classification sand grains container (17) is provided with multistage outlet, every grade of external sand grains feed-line of outlet difference; Each sand grains feed-line all is connected to sand box (1), and sand grains volume control device (18) all is set on each sand grains feed-line.
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 true CN102836809A (en) | 2012-12-26 |
| CN102836809B CN102836809B (en) | 2014-07-16 |
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| 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 |
Country Status (1)
| Country | Link |
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| CN (1) | CN102836809B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108722817A (en) * | 2018-05-21 | 2018-11-02 | 河南森源电气股份有限公司 | A kind of tube shape component fluidizer |
| CN110842788A (en) * | 2019-11-12 | 2020-02-28 | 卢嫣萍 | Sand blasting equipment for sand blasting and rust removing of pipeline surface |
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| JP2003311728A (en) * | 2002-04-18 | 2003-11-05 | Matsushita Electric Works Ltd | Sanding device |
| KR20040029706A (en) * | 2002-10-02 | 2004-04-08 | 조판시 | Sand blast machine for industrial scrubber |
| CN1488540A (en) * | 2002-10-11 | 2004-04-14 | 财团法人铁道总合技术研究所 | Antiskid material sprinkling apparatus |
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| CN101357453A (en) * | 2008-07-23 | 2009-02-04 | 天津市中环天佳电子有限公司 | Development sleeve sandblasting machine |
| DE102007056813A1 (en) * | 2007-11-23 | 2009-05-28 | Karl Reinhard Zeiss | Method for producing a component |
-
2012
- 2012-09-30 CN CN201210373048.8A patent/CN102836809B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2003311728A (en) * | 2002-04-18 | 2003-11-05 | Matsushita Electric Works Ltd | Sanding device |
| KR20040029706A (en) * | 2002-10-02 | 2004-04-08 | 조판시 | Sand blast machine for industrial scrubber |
| CN1488540A (en) * | 2002-10-11 | 2004-04-14 | 财团法人铁道总合技术研究所 | Antiskid material sprinkling apparatus |
| 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 |
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Non-Patent Citations (1)
| Title |
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| 宋彦武: "完井套管粘砂工艺技术在辽河油田的应用", 《石油机械》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108722817A (en) * | 2018-05-21 | 2018-11-02 | 河南森源电气股份有限公司 | A kind of tube shape component fluidizer |
| CN108722817B (en) * | 2018-05-21 | 2021-04-20 | 河南森源电气股份有限公司 | Tubular part fluidizing device |
| CN110842788A (en) * | 2019-11-12 | 2020-02-28 | 卢嫣萍 | Sand blasting equipment for sand blasting and rust removing of pipeline surface |
| 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 |
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| Publication number | Publication date |
|---|---|
| CN102836809B (en) | 2014-07-16 |
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