CN110014003A - A kind of cleaning device and its operating method for chemical industry equipment - Google Patents
A kind of cleaning device and its operating method for chemical industry equipment Download PDFInfo
- Publication number
- CN110014003A CN110014003A CN201910316203.4A CN201910316203A CN110014003A CN 110014003 A CN110014003 A CN 110014003A CN 201910316203 A CN201910316203 A CN 201910316203A CN 110014003 A CN110014003 A CN 110014003A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- fixedly connected
- pushing block
- chemical industry
- batter post
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/049—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled
- B08B9/0495—Nozzles propelled by fluid jets
- B08B9/0497—Nozzles propelled by fluid jets provided with additional mechanical cleaning tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/049—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled
- B08B9/051—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2203/00—Details of cleaning machines or methods involving the use or presence of liquid or steam
- B08B2203/02—Details of machines or methods for cleaning by the force of jets or sprays
- B08B2203/0217—Use of a detergent in high pressure cleaners; arrangements for supplying the same
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The present invention relates to chemical industry cleaning technique fields, specially a kind of cleaning device and its operating method for chemical industry equipment, including cylinder, cylinder back-end is equipped with propeller, cylinder periphery is equipped with four scrapers in circular ring shape distribution, barrel front end is equipped with nozzle, inner barrel is equipped with propulsion device, propulsion device driving pushing block moves linearly in cylinder, four side walls of pushing block match with four batter posts respectively, and batter post bottom surface is the inclined-plane to match with pushing block side wall, batter post is fixedly connected with baffle, batter post periphery is equipped with spring, batter post is fixedly connected with scraper after stretching out cylinder, have the beneficial effect that the configuration of the present invention is simple, it is easily assembled, propeller is pushed by extraneous compressed air stream, so that cylinder advances in pipeline inside spin, and the length that batter post stretches out cylinder is changed by propulsion device, so that scraper abutting acts on pipe Road inner wall, scraper can effectively clean pipe scale.
Description
Technical field
The present invention relates to chemical industry cleaning technique fields, specially a kind of for the cleaning device of chemical industry equipment and its operation side
Method.
Background technique
In coal chemical industry, because containing impurity such as tar, naphthalene and hydrogen sulfide in coal gas, in gas pipe in long-term operation
Fouling, blocking in road is possible, influence supply gas pressure, or even gas supply accident occurs, so to be cleaned.It often adopts in the prior art
It with chemical cleaning or Cleaning by High Pressure Water Jet, is cleaned with traditional chemical, not only consumes a large amount of liquid medicine, and cleaning effect is poor；With
Cleaning by High Pressure Water Jet, scale removal work well, but large amount of sewage is difficult to handle.
Summary of the invention
It is above-mentioned to solve the purpose of the present invention is to provide a kind of cleaning device and its operating method for chemical industry equipment
The problem of being proposed in background technique.
To achieve the above object, the invention provides the following technical scheme: a kind of cleaning device for chemical industry equipment, including
Cylinder, the cylinder back-end are equipped with propeller, and cylinder periphery is equipped with four scrapers in circular ring shape distribution, and barrel front end is equipped with spray
Mouth, the inner barrel are equipped with propulsion device, and the propulsion device driving pushing block moves linearly in cylinder, described to push away
It is positive truncated rectangular pyramids into block, four side walls of pushing block match with four batter posts respectively, and batter post bottom surface is and pushing block side
The inclined-plane that wall matches, the cylinder are fixedly connected with guide sleeve outer wall, the guide sleeve inner wall socket and the batter post that is slidably matched,
Batter post is fixedly connected with baffle, and batter post periphery is equipped with spring, and the spring one end is abutted against with baffle, and the spring other end and cylinder
Inner wall abuts against, and batter post is fixedly connected with scraper after stretching out cylinder.
Preferably, the cylinder back-end is fixedly connected with leather cup, and the leather cup center is equipped with rear round bar, and the rear round bar is fixed
Connector drum, rear round bar are fixedly connected with propeller after running through leather cup, and the propeller is cloverleaf pusher propeller.
Preferably, the cylinder inboard wall is fixedly connected with support plate, and the support plate is equipped with propulsion device, the propulsion dress
It sets including stepper motor, the output shaft of the stepper motor is fixedly connected with the screw rod of ball wire bar pair, the rolling by shaft coupling
The feed screw nut of ballscrew pair is fixedly connected with push rod, and for the push rod in L-shaped bar and there are two setting, push rod is fixedly connected with propulsion
Block.
Preferably, the pushing block front end is equipped with blind hole, and the blind hole is arranged with guide rod, and the guide rod is fixedly connected
Cylinder front side wall.
Preferably, four side walls of the pushing block are all provided with fluted, the groove be rectangular channel, batter post be embedded in groove after with
Pushing block abuts against.
Preferably, the scraper is arc plate, and scraper outer surface is welded with steel disc, the steel disc with a thickness of 0.1-
0.2mm。
Preferably, the cylinder inboard wall is fixedly connected with four containing liquid chambers, is equipped with high-pressure pump, the height inside the containing liquid chamber
The outlet end of press pump is fixedly connected with hose, and the cylinder front side wall is fixedly connected with liquid separation disk, and the hose successively stretches out containing liquid chamber
It is fixedly connected with after cylinder with liquid separation disk, the liquid separation disk is hollow cylindrical body, and liquid separation disk outer wall is fixed with cylinder front side wall
Connection, and liquid separation disk front side wall is fixedly connected with six nozzles.
Preferably, the liquid separation disk front side wall center is fixedly connected with front round rod, and the front round rod is socketed and is fixedly connected with cone
Shape disk, the oblique side wall angle with horizontal plane of conical disc is 60 degree, and cone is equipped on front side of conical disc, and the cone is fixed
Front round rod is connected, and the maximum gauge of cone is greater than the maximum gauge of conical disc.
A kind of operating method of the cleaning dress for chemical industry equipment, comprising the following steps:
Step 1: cleaning solution is injected into containing liquid chamber；
Step 3: pipeline head end is connected into air compressor, and pipe end is closed, starts compressor, is adjusted to 200-
250kpa, close compressor after steady air current；If pressure gauge instruction is unchanged in 10min, determine pipeline without leak source；
Step 2: cylinder is placed in pipeline to be cleaned, starts stepper motor, is adjusted batter post and is stretched out barrel lenght, makes
Steel disc is abutted against with inner wall of the pipe；
Step 4: starting air compressor is adjusted to 500-750kpa, and open high-pressure pump, implements pipeline cleaning operation.
Compared with prior art, the beneficial effects of the present invention are:
1. the configuration of the present invention is simple is easily assembled, propeller is pushed by extraneous compressed air stream, so that cylinder is in pipeline
It is threadingly advanced, and the length that batter post stretches out cylinder is changed by propulsion device, so that scraper abutting acts on inner wall of the pipe, scraper
Pipe scale can effectively be cleaned；
2. pushing block front end is equipped with guide rod, guide rod plays the role of supporting pushing block, and constrains the advance of pushing block
Direction guarantees that pushing block horizontal linear is mobile, and four side walls of pushing block are all provided with fluted, and groove plays position-limiting action to batter post,
Batter post is avoided to slip with pushing block；
3. the oblique side wall angle with horizontal plane of conical disc is 60 degree, cleaning solution is led after nozzle sprays by conical disc
To the effects of forming 60 degree of jet paths and act on pipeline, play decomposition, emulsification to dirt on pipeline.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
The right view of Fig. 2 Fig. 1；
Fig. 3 is middle cylinder body structural schematic diagram of the present invention；
Fig. 4 is pushing block structural schematic diagram in the present invention.
In figure: 1 cylinder, 2 scrapers, 3 pushing blocks, 301 blind holes, 302 grooves, 4 batter posts, 5 guide sleeves, 6 baffles, 7 springs, 8
Round bar, 16 spirals behind steel disc, 9 support plates, 10 stepper motors, 11 ball wire bar pairs, 12 push rods, 13 guide rods, 14 leather cups, 15
Paddle, 17 containing liquid chambers, 18 high-pressure pumps, 19 hoses, 20 liquid separation disks, 21 nozzles, 22 front round rod, 23 conical discs, 24 cones.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution referring to FIG. 1 to FIG. 4: a kind of cleaning device for chemical industry equipment and its
Operating method, including cylinder 1,1 rear end of cylinder are equipped with propeller 16, and 1 periphery of cylinder is equipped with four scrapers in circular ring shape distribution
2,1 front end of cylinder is equipped with nozzle 21.Propulsion device is equipped with inside cylinder 1, propulsion device driving pushing block 3 carries out in cylinder 1
Linear movement, pushing block 3 are positive truncated rectangular pyramids, and four side walls of pushing block 3 match with four batter posts 4 respectively, and 4 bottom of batter post
Face is the inclined-plane to match with 3 side wall of pushing block, and cylinder 1 is fixedly connected with 5 outer wall of guide sleeve, and 5 inner wall of guide sleeve is socketed and slides
Dynamic cooperation batter post 4, batter post 4 are fixedly connected with baffle 6, and 4 periphery of batter post is equipped with spring 7, and 7 one end of spring is abutted against with baffle 6, and bullet
7 other end of spring is abutted against with 1 inner wall of cylinder, and batter post 4 is fixedly connected with scraper 2 after stretching out cylinder 1.
1 rear end of cylinder is fixedly connected with leather cup 14, and 14 center of leather cup is equipped with rear round bar 15, and rear round bar 15 is fixedly connected with cylinder 1,
Round bar 15 is fixedly connected with propeller 16 after leather cup 14 afterwards, and propeller 16 is cloverleaf pusher propeller., by pipeline head end
Air compressor is accessed, after opening air compressor, the airflow function that air compressor sprays is in leather cup 14, and before leather cup 14
After form pressure difference, push cylinder 1 to advance, while compressed air also acts on propeller 16, circle after passing through due to propeller 16
Bar 15 is fixedly connected with cylinder 1, and propeller 16 and cylinder 1 are spinned advance together.
1 inner wall of cylinder is fixedly connected with support plate 9, and support plate 9 is equipped with propulsion device, and propulsion device includes stepper motor
10, the forward and backward end cap of stepper motor 10 is fixedly connected with support plate 19, and the output shaft of stepper motor 10 connects by the way that shaft coupling is fixed
The screw rod of ball wire bar pair 11 is connect, support plate 9 is also fixedly connected with two screw rod thrust bearings, screw both end and screw rod thrust bearing
Transition fit, the feed screw nut of ball wire bar pair 11 are fixedly connected with push rod 12, and push rod 12 is pushed away in L-shaped bar and there are two setting
Bar 12 is fixedly connected with pushing block 3.
After starting stepper motor 10, according to screw rod transmission principle, feed screw nut moves linearly on screw rod, thus band
Dynamic push rod 12 pushes pushing block 3, since 4 bottom surface of batter post is the inclined-plane to match with 3 side wall of pushing block, in the promotion of pushing block 3
Under, batter post 4 is moved up or down along guide sleeve 5, i.e. the length of change batter post 4 stretching cylinder 1, so that scraper 2 can
To be close to act on inner wall of the pipe, under air compressor effect, scraper 2, which can rotate, scrapes inner wall of the pipe, and cylinder is run multiple times
Body 1, scraper 2 can repeatedly scrape clearly pipeline, guarantee that inner wall of the pipe is cleared up completely, not only no need to consume a large amount of liquid medicine, and also it is dirty
Dirty easy to clean.
As shown in figure 4, in the present embodiment, 3 front end of pushing block is equipped with blind hole 301, blind hole 301 is arranged with guide rod 13,
Guide rod 13 is fixedly connected with 1 front side wall of cylinder.Guide rod 13 plays the role of supporting pushing block 3, and constrains the advance of pushing block 3
Direction guarantees that pushing block 3 can be mobile with horizontal linear.3 four side walls of pushing block are all provided with fluted 302, and groove 302 is rectangle
Slot, batter post 4 abut against after being embedded in groove 302 with pushing block 3, and groove 302 plays position-limiting action to batter post 4, avoids batter post 4 and pushes away
It is slipped into block 3.
Scraper 2 is arc plate, and 2 outer surface of scraper is welded with steel disc 8, steel disc 8 with a thickness of 0.15mm, steel disc 8 with
Inner wall of the pipe directly contacts, and reduces pipeline and wears to scraper 2, plays the role of protecting scraper 2.
1 inner wall of cylinder is fixedly connected with four containing liquid chambers 17, and the inlet tube of containing liquid chamber 17 is through cylinder 1 and by plug thread
It screws.High-pressure pump 18 is equipped with inside containing liquid chamber 17, the outlet end of high-pressure pump 18 is fixedly connected with hose 19, and 1 front side wall of cylinder is fixed
Liquid separation disk 20 is connected, hose 19 is fixedly connected after successively stretching out containing liquid chamber 17 and cylinder 1 with liquid separation disk 20, and liquid separation disk 20 is hollow
Cylindrical body, 20 outer wall of liquid separation disk is fixedly connected with 1 front side wall of cylinder, and 20 front side wall of liquid separation disk is fixedly connected with six nozzles
21。
Containing liquid chamber 17 is equipped with battery and water pump remote control switch, battery, water in cylinder 1 for storing cleaning solution
It pumps remote control switch and high-pressure pump 18 forms series circuit, after opening high-pressure pump 18, high-pressure pump 18 is by cleaning solution through hose 19
It is pumped into liquid separation disk 20, is finally sprayed by nozzle 21.
20 front side wall center of liquid separation disk is fixedly connected with front round rod 22, and front round rod 22 is socketed and is fixedly connected with conical disc 23, bores
The oblique side wall angle with horizontal plane of shape disk 23 is 60 degree, and cleaning solution is oriented to after the ejection of nozzle 21 by conical disc 23, is formed
The effects of 60 degree of jet paths act on pipeline, play decomposition, emulsification to dirt on pipeline.Circular cone is equipped on front side of conical disc 23
Body 24, cone 24 is fixedly connected with front round rod 22, and the maximum gauge of cone 24 is greater than the maximum gauge of conical disc 23, circle
Cone 24 plays a protective role to conical disc 23.
Embodiment 1
A kind of operating method of the cleaning dress for chemical industry equipment, comprising the following steps:
Step 1: cleaning solution is injected into containing liquid chamber 17；
Step 3: pipeline head end is connected into air compressor, and pipe end is closed, starts compressor, is adjusted to
220kpa, close compressor after steady air current；If pressure gauge instruction is unchanged in 10min, determine pipeline without leak source；
Step 2: cylinder 1 is placed in pipeline to be cleaned, starts stepper motor 10, is adjusted batter post 4 and is stretched out the length of cylinder 1
Degree, abuts against steel disc 8 with inner wall of the pipe；
Step 4: starting air compressor is adjusted to 600kpa, and open high-pressure pump 18, implements pipeline cleaning operation.
Embodiment 2
A kind of operating method of the cleaning dress for chemical industry equipment, comprising the following steps:
Step 1: cleaning solution is injected into containing liquid chamber 17；
Step 3: pipeline head end is connected into air compressor, and pipe end is closed, starts compressor, is adjusted to
240kpa, close compressor after steady air current；If pressure gauge instruction is unchanged in 10min, determine pipeline without leak source；
Step 2: cylinder 1 is placed in pipeline to be cleaned, starts stepper motor 10, is adjusted batter post 4 and is stretched out the length of cylinder 1
Degree, abuts against steel disc 8 with inner wall of the pipe；
Step 4: starting air compressor is adjusted to 700kpa, and open high-pressure pump 18, implements pipeline cleaning operation.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of cleaning device for chemical industry equipment, including cylinder (1), cylinder (1) rear end is equipped with propeller (16), cylinder
Body (1) periphery is equipped with four scrapers (2) in circular ring shape distribution, and cylinder (1) front end is equipped with nozzle (21), it is characterised in that: institute
It states and is equipped with propulsion device inside cylinder (1), propulsion device driving pushing block (3) moves linearly in cylinder (1), institute
It states pushing block (3) to be positive truncated rectangular pyramids, four side walls of pushing block (3) match with four batter posts (4) respectively, and batter post (4)
Bottom surface is the inclined-plane to match with pushing block (3) side wall, and the cylinder (1) is fixedly connected with guide sleeve (5) outer wall, the guiding
Set (5) inner wall is socketed and the batter post that is slidably matched (4), batter post (4) are fixedly connected baffle (6), and batter post (4) periphery is equipped with spring (7),
Described spring (7) one end is abutted against with baffle (6), and spring (7) other end is abutted against with cylinder (1) inner wall, and batter post (4) stretches out
Scraper (2) are fixedly connected with after cylinder (1).
2. a kind of cleaning device for chemical industry equipment according to claim 1, it is characterised in that: after the cylinder (1)
End is fixedly connected leather cup (14), and leather cup (14) center is equipped with rear round bar (15), and the rear round bar (15) is fixedly connected with cylinder
(1), rear round bar (15) is fixedly connected propeller (16) after leather cup (14), and the propeller (16) is cloverleaf push type spiral shell
Revolve paddle.
3. a kind of cleaning device for chemical industry equipment according to claim 1, it is characterised in that: in the cylinder (1)
Wall is fixedly connected support plate (9), and the support plate (9) is equipped with propulsion device, and the propulsion device includes stepper motor (10),
The output shaft of the stepper motor (10) is fixedly connected with the screw rod of ball wire bar pair (11), the ball wire bar pair by shaft coupling
(11) feed screw nut is fixedly connected push rod (12), and for the push rod (12) in L-shaped bar and there are two setting, push rod (12) is fixed
It connects pushing block (3).
4. a kind of cleaning device for chemical industry equipment according to claim 1, it is characterised in that: the pushing block (3)
Front end is equipped with blind hole (301), and the blind hole (301) is arranged with guide rod (13), and the guide rod (13) is fixedly connected with cylinder (1)
Front side wall.
5. a kind of cleaning device for chemical industry equipment according to claim 1, it is characterised in that: the pushing block (3)
Four side walls are all provided with fluted (302), and the groove (302) is rectangular channel, and batter post (4) is embedded in groove (302) afterwards and pushing block
(3) it abuts against.
6. a kind of cleaning device for chemical industry equipment according to claim 1, it is characterised in that: the scraper (2) is
Arc plate, and scraper (2) outer surface is welded with steel disc (8), the steel disc (8) with a thickness of 0.1-0.2mm.
7. a kind of cleaning device for chemical industry equipment according to claim 1, it is characterised in that: in the cylinder (1)
Wall is fixedly connected with four containing liquid chambers (17), is equipped with high-pressure pump (18) inside the containing liquid chamber (17), and the high-pressure pump (18) goes out
Mouth end is fixedly connected hose (19), and cylinder (1) front side wall is fixedly connected liquid separation disk (20), and the hose (19) is successively stretched out
Containing liquid chamber (17) and cylinder (1) are fixedly connected with liquid separation disk (20) afterwards, and the liquid separation disk (20) is hollow cylindrical body, liquid separation disk
(20) outer wall is fixedly connected with cylinder (1) front side wall, and liquid separation disk (20) front side wall is fixedly connected with six nozzles (21).
8. a kind of cleaning device for chemical industry equipment according to claim 7, it is characterised in that: the liquid separation disk (20)
Front side wall center is fixedly connected front round rod (22), and the front round rod (22) is socketed and is fixedly connected with conical disc (23), conical disc
(23) oblique side wall angle with horizontal plane is 60 degree, and equipped with cone (24), the cone on front side of conical disc (23)
(24) it is fixedly connected front round rod (22), and the maximum gauge of cone (24) is greater than the maximum gauge of conical disc (23).
9. a kind of operating method of the cleaning dress according to claims 1-8 for chemical industry equipment, it is characterised in that: including with
Lower step:
Step 1: cleaning solution is injected into containing liquid chamber (17)；
Step 3: pipeline head end is connected into air compressor, and pipe end is closed, starts compressor, is adjusted to 200-
250kpa, close compressor after steady air current；If pressure gauge instruction is unchanged in 10min, determine pipeline without leak source；
Step 2: cylinder (1) is placed in pipeline to be cleaned, is started stepper motor (10), is adjusted batter post (4) and is stretched out cylinder
(1) length abuts against steel disc (8) with inner wall of the pipe；
Step 4: starting air compressor is adjusted to 500-750kpa, and open high-pressure pump (18), implements pipeline cleaning operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910316203.4A CN110014003A (en) | 2019-04-19 | 2019-04-19 | A kind of cleaning device and its operating method for chemical industry equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910316203.4A CN110014003A (en) | 2019-04-19 | 2019-04-19 | A kind of cleaning device and its operating method for chemical industry equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110014003A true CN110014003A (en) | 2019-07-16 |
Family
ID=67191898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910316203.4A Withdrawn CN110014003A (en) | 2019-04-19 | 2019-04-19 | A kind of cleaning device and its operating method for chemical industry equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110014003A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883031A (en) * | 2019-11-30 | 2020-03-17 | 芜湖鼎恒材料技术有限公司 | Cleaning device installed on metal powder screening bin |
| CN112452970A (en) * | 2020-11-05 | 2021-03-09 | 佛山双誉信息技术服务有限公司 | Scrap steel recycling device and using method |
| CN113579982A (en) * | 2021-07-23 | 2021-11-02 | 绍兴银球压力容器制造有限公司 | Evaporator is with high burnishing device that commonality is strong life-span |
| CN114029291A (en) * | 2021-11-05 | 2022-02-11 | 中国铁建重工集团股份有限公司 | Shield tunneling machine pipeline cleaning robot, shield tunneling machine and shield tunneling machine pipeline cleaning method |
| CN117605461A (en) * | 2023-12-13 | 2024-02-27 | 扬州睿德石油机械有限公司 | Pigging, scraping and spray washing integrated tool and intelligent using method thereof |
-
2019
- 2019-04-19 CN CN201910316203.4A patent/CN110014003A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110883031A (en) * | 2019-11-30 | 2020-03-17 | 芜湖鼎恒材料技术有限公司 | Cleaning device installed on metal powder screening bin |
| CN112452970A (en) * | 2020-11-05 | 2021-03-09 | 佛山双誉信息技术服务有限公司 | Scrap steel recycling device and using method |
| CN112452970B (en) * | 2020-11-05 | 2021-12-14 | 新疆昆仑钢铁有限公司 | Scrap steel recycling device and using method |
| CN113579982A (en) * | 2021-07-23 | 2021-11-02 | 绍兴银球压力容器制造有限公司 | Evaporator is with high burnishing device that commonality is strong life-span |
| CN113579982B (en) * | 2021-07-23 | 2022-05-03 | 绍兴银球压力容器制造有限公司 | Evaporator is with high burnishing device that commonality is strong life-span |
| CN114029291A (en) * | 2021-11-05 | 2022-02-11 | 中国铁建重工集团股份有限公司 | Shield tunneling machine pipeline cleaning robot, shield tunneling machine and shield tunneling machine pipeline cleaning method |
| CN114029291B (en) * | 2021-11-05 | 2023-01-20 | 中国铁建重工集团股份有限公司 | Shield tunneling machine pipeline cleaning robot, shield tunneling machine and shield tunneling machine pipeline cleaning method |
| CN117605461A (en) * | 2023-12-13 | 2024-02-27 | 扬州睿德石油机械有限公司 | Pigging, scraping and spray washing integrated tool and intelligent using method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190716 |