CN213136374U - Sand blasting device for inner wall of small-caliber steel pipe - Google Patents
Sand blasting device for inner wall of small-caliber steel pipe Download PDFInfo
- Publication number
- CN213136374U CN213136374U CN202021599935.3U CN202021599935U CN213136374U CN 213136374 U CN213136374 U CN 213136374U CN 202021599935 U CN202021599935 U CN 202021599935U CN 213136374 U CN213136374 U CN 213136374U
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- CN
- China
- Prior art keywords
- pipe
- fixedly arranged
- connecting joint
- small
- sand blasting
- 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
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 24
- 239000010959 steel Substances 0.000 title claims abstract description 24
- 238000005488 sandblasting Methods 0.000 title claims abstract description 22
- 239000004576 sand Substances 0.000 claims abstract description 30
- 239000007921 spray Substances 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a sand blasting device for the inner wall of a small-caliber steel pipe, which comprises a first connecting joint, a waiting spray pipe and a second connecting joint, wherein a sand inlet pipe is fixedly arranged on the left side surface of the first connecting joint, a connecting pipe is fixedly arranged inside the left side surface of the first connecting joint, the right end of the connecting pipe is fixedly provided with the spray pipe, a fixed rod is fixedly arranged inside the connecting pipe close to the right end, a bearing is fixedly arranged in the center of the fixed rod, a rotating shaft penetrates through the inside of the bearing, a limiting head is fixedly arranged at the left end of the rotating shaft, a spiral head is fixedly arranged at the left end of the rotating shaft, a sealing gasket is fixedly arranged inside the left side surface of the first connecting joint, a plurality of T-shaped grooves are uniformly arranged on the cylindrical surface of the first connecting joint, the utility model discloses a connecting joint capable of being quickly, make the sandblast convenient and fast more, the rotating head device makes the sandblast more thorough, and confined sandblast environment makes the sandblast safer.
Description
Technical Field
The utility model relates to a sand blasting equipment technical field specifically is a small-bore steel pipe inner wall sand blasting unit
Background
In industry and daily life, the transportation of various fluid media is mainly completed by using steel pipes, including sewage, clean water, oil water, crude oil and the like, after the steel pipes are used for a period of time, the inner walls of the steel pipes are corroded, attached and deposited by transported liquid to form dirt, so that the aperture of the steel pipes is reduced, the transportation resistance is increased, the transportation capacity is reduced, the pipe walls of the steel pipes are corroded and perforated, and environmental safety accidents such as leakage and the like occur, therefore, the inner walls of the steel pipes need to be subjected to special anticorrosion treatment. Before special anti-corrosion treatment, the inner wall of the steel pipe needs to be cleaned up by sand blasting treatment to expose the natural color of metal, the surface of the inner wall has certain roughness, so that the inner wall of the steel pipe is tightly combined with anti-corrosion materials without falling off, the general sand blasting is to blast the to-be-sprayed pipe by manually holding the sand blasting pipe, thus incomplete conditions are easy to occur in the cleaning of the pipe wall, the sprayed sand is not easy to recover, and the sprayed sand is easy to splash to cause injury.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a small-bore steel pipe inner wall sand blasting unit to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a sand blasting device for the inner wall of a small-caliber steel pipe comprises a first connecting joint, wherein a sand inlet pipe is fixedly arranged on the left side surface of the first connecting joint, a connecting pipe is fixedly arranged at the position inside the left side surface of the first connecting joint, a spray pipe is fixedly arranged at the right end of the connecting pipe, a fixed rod is fixedly arranged inside the connecting pipe close to the right end, a bearing is fixedly arranged at the center of the fixed rod, a rotating shaft movably penetrates through the inside of the bearing, a limiting head is fixedly arranged at the left end of the rotating shaft, a spiral head is fixedly arranged at the left end of the rotating shaft, a sealing gasket is fixedly arranged at the position inside the left side surface of the first connecting joint, a plurality of T-shaped grooves are uniformly formed in the cylindrical surface of the first connecting joint, fixing bolts are movably arranged in the T-shaped grooves, and a limiting block is fixedly arranged at one, the position that is located outside the link pipe in the attach fitting slides and cup joints and remains the spray tube, the right-hand member of treating the spray tube slides and has cup jointed No. two attach fittings, a plurality of T type grooves have evenly been seted up to No. two attach fitting face of cylinder, the equal activity in T type groove is provided with fixing bolt, the last one end that is located No. two attach fittings inside of fixing bolt all fixedly is provided with the stopper, No. two attach fittings's right-hand member is fixed and is provided with out the sand pipe.
Preferably, the first connecting joint is a tubular connecting member with a left side blocked, and the second connecting joint is a tubular connecting member with a right side blocked.
Preferably, the screw head is a conical member like a propeller.
Preferably, the sealing gasket is made of rubber.
Preferably, the spray pipe is a funnel-shaped pipe, and the size of the spray pipe is matched with that of the spiral head.
Preferably, the sand inlet pipe is communicated with the connecting pipe, and the second connecting joint is communicated with the sand outlet pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a setting can be installed fast the attach fitting device of tearing open, makes sandblast convenient and fast more.
2. The utility model discloses a setting can be under the air promotion quick rotatory rotating head device, makes spun sand spout to the pipe wall to one side, makes the sandblast effect show more.
Drawings
FIG. 1 is a front partial sectional view of a sand blasting device for inner walls of small-bore steel pipes according to the present invention;
FIG. 2 is a side sectional view of the small-caliber steel pipe inner wall sand blasting device of the present invention at A-A;
fig. 3 is a side sectional view of the sand blasting device B-B of the inner wall of the small-bore steel pipe of the present invention.
In the figure: 1. a first connecting joint; 2. a gasket; 3. a connecting pipe; 4. a sand inlet pipe; 5. a nozzle; 6. fixing the rod; 7. a bearing; 8. a limiting head; 9. a rotating shaft; 10. fixing the bolt; 11. a limiting block; 12. a T-shaped groove; 13. a second connecting joint; 14. a sand outlet pipe; 15. a screw head; 16. and (5) spraying the pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a sand blasting device for the inner wall of a small-caliber steel pipe comprises a first connecting joint 1, a sand inlet pipe 4 is welded on the left side surface of the first connecting joint 1, a connecting pipe 3 is welded at the position inside the left side surface of the first connecting joint 1, a spray pipe 5 is welded at the right end of the connecting pipe 3, a fixed rod 6 is welded at the position close to the right end of the connecting pipe 3, a bearing 7 is welded at the center of the fixed rod 6, a rotating shaft 9 penetrates through the inside of the bearing 7 in a rotating manner, a limiting head 8 is welded at the left end of the rotating shaft 9, a spiral head 15 is welded at the left end of the rotating shaft 9, a sealing gasket 2 is bonded at the position inside the left side surface of the first connecting joint 1, four T-shaped grooves 12 are uniformly formed in the cylindrical surface of the first connecting joint 1, fixing bolts 10 are screwed in the T-shaped grooves 12, a limiting block 11 is, a position, outside the connecting pipe 3, in the first connecting joint 1 is sleeved with a to-be-sprayed pipe 16, the outside of the to-be-sprayed pipe 16 is fixed by a fixing bolt 10, the right end of the to-be-sprayed pipe 16 is sleeved with a second connecting joint 13, the cylindrical surface of the second connecting joint 13 is uniformly provided with four T-shaped grooves 12, the fixing bolts 10 are screwed in the T-shaped grooves 12, one end, inside the second connecting joint 13, of the fixing bolt 10 is welded with a limiting block 11, the right end of the second connecting joint 13 is welded with a sand outlet pipe 14, the first connecting joint 1 is a tubular connecting component blocked at the left side, the second connecting joint 13 is a tubular connecting component blocked at the right side, the spiral head 15 is a conical component similar to a propeller, the spiral head 15 rotates to throw sand out when compressed air is blown into the connecting pipe 3, the sealing gasket 2 is made of rubber, the spraying pipe 5 is a funnel-shaped pipe, and the size, the sand inlet pipe 4 is communicated with the connecting pipe 3, and the second connecting joint 13 is communicated with the sand outlet pipe 14.
The working principle is as follows: when the device is used, the sand blasting pipe is connected to the sand feeding pipe 4, then sand blasting equipment is opened, sand and compressed air enter the connecting pipe 3 from the sand feeding pipe 4 quickly, air passing through the spiral head 15 quickly at the right end of the connecting pipe 3 blows, the spiral head 15 is connected to the fixing rod 6 through the bearing 7 and the rotating shaft 9 in a rotating mode, the spiral head 15 rotates on the fixing rod 6 quickly, the sand also passes through the spiral groove in the spiral head 15, meanwhile, the sand is thrown away from the side wall of the to-be-sprayed pipe 16 by the spiral head 15 in a spiral mode, then the air passing through the spiral head blows to the second connecting joint 13 and is discharged through the sand discharging pipe 14, the sand plays a polishing role when the inner wall of the to-be-sprayed pipe 16 moves, and the sprayed sand is collected through the sand discharging pipe 14 to be aligned to enable the sand discharging pipe 14 bent to be repeatedly utilized to prevent the operator from being injured by the sand ejected at a high.
It is noted that, herein, relational terms such as first, second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a small-bore steel pipe inner wall sand blasting unit, includes a attach fitting (1), its characterized in that: a sand inlet pipe (4) is fixedly arranged on the left side surface of the first connecting joint (1), a connecting pipe (3) is fixedly arranged at the position inside the left side surface of the first connecting joint (1), a spray pipe (5) is fixedly arranged at the right end of the connecting pipe (3), a fixed rod (6) is fixedly arranged at the position, close to the right end, inside the connecting pipe (3), a bearing (7) is fixedly arranged at the center of the fixed rod (6), a rotating shaft (9) movably penetrates through the inside of the bearing (7), a limiting head (8) is fixedly arranged at the left end of the rotating shaft (9), a spiral head (15) is fixedly arranged at the left end of the rotating shaft (9), a sealing gasket (2) is fixedly arranged at the position, inside the left side surface of the first connecting joint (1), and a plurality of T-shaped grooves (12) are uniformly formed in the cylindrical surface of, all the movable fixing bolts (10) that are provided with in T type groove (12), the one end that is located a attach fitting (1) inside on fixing bolt (10) all fixes and is provided with stopper (11), the position slip cup joint that is located outside connecting pipe (3) in attach fitting (1) remains spray tube (16), the right-hand member slip cup joint that waits spray tube (16) has No. two attach fittings (13), a plurality of T type grooves (12) have evenly been seted up on No. two attach fitting (13) face of cylinder, the equal activity is provided with fixing bolt (10) in T type groove (12), the one end that is located No. two attach fitting (13) inside on fixing bolt (10) all fixes and is provided with stopper (11), the right-hand member of No. two attach fitting (13) is fixed and is provided with sand outlet pipe (14).
2. The small-caliber steel tube inner wall sand blasting device according to claim 1, wherein: the first connecting joint (1) is a tubular connecting component with a left side blocked, and the second connecting joint (13) is a tubular connecting component with a right side blocked.
3. The small-caliber steel tube inner wall sand blasting device according to claim 1, wherein: the screw head (15) is a conical member resembling a propeller.
4. The small-caliber steel tube inner wall sand blasting device according to claim 1, wherein: the sealing gasket (2) is made of rubber.
5. The small-caliber steel tube inner wall sand blasting device according to claim 1, wherein: the spray pipe (5) is a funnel-shaped pipe, and the size of the spray pipe (5) is matched with that of the spiral head (15).
6. The small-caliber steel tube inner wall sand blasting device according to claim 1, wherein: the sand inlet pipe (4) is communicated with the connecting pipe (3), and the second connecting joint (13) is communicated with the sand outlet pipe (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021599935.3U CN213136374U (en) | 2020-08-05 | 2020-08-05 | Sand blasting device for inner wall of small-caliber steel pipe |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021599935.3U CN213136374U (en) | 2020-08-05 | 2020-08-05 | Sand blasting device for inner wall of small-caliber steel pipe |
Publications (1)
Publication Number | Publication Date |
---|---|
CN213136374U true CN213136374U (en) | 2021-05-07 |
Family
ID=75736047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202021599935.3U Expired - Fee Related CN213136374U (en) | 2020-08-05 | 2020-08-05 | Sand blasting device for inner wall of small-caliber steel pipe |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN213136374U (en) |
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2020
- 2020-08-05 CN CN202021599935.3U patent/CN213136374U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210507 |