CN114367503B - Hydrofluoric acid pipeline dredging equipment - Google Patents
Hydrofluoric acid pipeline dredging equipment Download PDFInfo
- Publication number
- CN114367503B CN114367503B CN202210030510.8A CN202210030510A CN114367503B CN 114367503 B CN114367503 B CN 114367503B CN 202210030510 A CN202210030510 A CN 202210030510A CN 114367503 B CN114367503 B CN 114367503B
- Authority
- CN
- China
- Prior art keywords
- arc
- groove
- plate
- hydrofluoric acid
- ring
- 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.)
- Active
Links
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
- B08B9/051—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
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
Abstract
The invention discloses hydrofluoric acid pipeline dredging equipment, and belongs to the field of scale removal. A hydrofluoric acid pipeline dredging device comprises a pipe body, a pipe wall descaling assembly and a pair of flanges; the pipe wall descaling component comprises an annular groove, a deformation mechanism, a motor, a rotating cavity and a gear; the annular groove is formed around the pipe groove of the pipe body, and the deformation mechanism is arranged in the annular groove; through starting an annular groove with the pipeline inside, set up arc and shutoff board in the annular groove, the space that arc and shutoff board closed formed under initial condition matches with pipeline circulation space, then remove the shutoff board when not leading to the material for arc and shutoff board dislocation are carrying out circular motion to the shutoff board, thereby have accomplished the clearance to the scale deposit, make the clearance scale deposit become automatic, and simple and convenient, and need not dismantle, save the vexation of installing once more, reduced and installed the newly bad risk of sealing once more.
Description
Technical Field
The invention relates to the field of scale removal, in particular to hydrofluoric acid pipeline dredging equipment.
Background
Scaling is a common problem and technical obstacle in industrial production in various industries such as chemical industry, electric power food, papermaking, cement, metallurgy and the like, pipeline sediments are composed of scale, silt, corrosion products and biological sediments, and are divided into particle scale, crystal scale, chemical reaction scale, corrosion scale, biological scale and the like according to different precipitation mechanisms, and the serious scale blockage can cause economic loss in the production process, even become potential safety hazard, the scale can be generated when hydrofluoric acid materials are transported, and the conventional pipeline scale removal processor needs to remove the scale by manual scale removal or a scale removal method of chemical supplies, so that the scale removal is inconvenient.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention aims to provide hydrofluoric acid pipeline dredging equipment, which can start an annular groove in the pipeline, set an arc plate and a plugging plate in the annular groove, enable the space formed by closing the arc plate and the plugging plate in an initial state to be matched with the pipeline circulation space, then move the plugging plate when materials are not communicated, enable the arc plate and the plugging plate to be misplaced, and perform circular motion on the plugging plate, thereby completing the cleaning of scaling, enabling the cleaning of scaling to be automatic, being simple and convenient, avoiding the disassembly, saving the trouble of reinstallation, and reducing the new and bad risk of reinstallation and sealing.
In order to solve the problems, the invention adopts the following technical scheme.
A hydrofluoric acid pipeline dredging device comprises a pipe body, a pipe wall descaling assembly and a pair of flanges; the pipe wall descaling component comprises an annular groove, a deformation mechanism, a motor, a rotating cavity and a gear; the annular groove is formed around the pipe groove of the pipe body, the deformation mechanism is arranged in the annular groove, the rotating cavity is formed outside the pipe groove and is communicated with the annular groove, the gear is rotatably arranged on the bottom wall of the rotating cavity, the motor is arranged outside the pipe body, and the motor shaft of the motor is fixedly connected with the gear; a pair of ring flanges fixed mounting respectively import and export both ends at the body, through beginning an annular channel with the pipeline inside, set up arc and shutoff board in the annular channel, arc and shutoff board are closed the space that forms under initial condition and pipeline circulation space match, then remove the shutoff board when not letting through the material for arc and shutoff board dislocation, carry out circular motion to the shutoff board, thereby accomplished the clearance to the scale deposit, make the clearance scale deposit become automatic, and simple and convenient, and need not dismantle, save the vexation of installing once more, reduced the new not good risk of installation again seal.
Further, the deformation mechanism comprises a toothed ring and four pairs of dislocation elements, the toothed ring is rotatably arranged in the annular groove and meshed with the gear, and the four pairs of dislocation elements are circumferentially distributed on the toothed ring; the dislocation element comprises an arc-shaped plate, a reciprocating device, a plugging plate and a moving groove; the movable groove is formed in the toothed ring, the reciprocating device is fixedly arranged in the movable groove, the arc-shaped plate is fixedly arranged on the side wall of the annular groove, and the plugging plate is fixedly connected with the reciprocating device and is in close sliding fit with the arc-shaped plate; the arc and shutoff board divide equally into inside and outside two kinds of radians, and the interior radian of shutoff board matches with the arc outer camber, and the outer radian of shutoff board matches with the arc inner camber, misplaces through arc and shutoff board to can be more comprehensive when the clearance scale deposit, reduce the trouble that manual clearance was dismantled and was installed, reduced and installed the sealed new not good risk once more.
Further, a connecting component is arranged on the flange plate; the connecting component comprises an inner gear ring, a plurality of sub gears and a plurality of threaded shafts; the annular gear is rotatably arranged on the circumferential side surface of the flange plate, the plurality of sub gears are rotatably arranged on one surface of the flange plate, which is close to the pipe body, the plurality of sub gears are respectively meshed with the annular gear, the plurality of threaded shafts are rotatably arranged in the flange plate, the plurality of threaded shafts are fixedly connected with the plurality of sub gears, the positions of the flange plate are provided with threaded shafts for connection in advance, then the annular gear is matched with the threaded shafts for rotation, the flange plates to be connected are connected, the sealing performance is improved by only rotating the annular gear to achieve the effect of controlling all rotation of the threaded shafts at all positions, and the plurality of protruding columns are arranged on the annular gear, so that the connection positions of the flange plates can be conveniently fastened by tubular tools.
Further, the connection assembly further comprises a transparent ring, a plurality of reminding grooves and an annular storage groove; the transparent ring is fixedly arranged on the circumferential side surface of the flange plate, the plurality of reminding grooves are formed in the outer surface of the transparent ring, the positions of the plurality of reminding grooves are matched with the positions of the plurality of threaded shafts, the annular storage grooves are formed in the transparent ring, the annular storage grooves are communicated with the inner side space of the transparent ring through a plurality of through holes, the connecting positions of the flange plate are provided with a transparent ring to wrap the connecting positions, the annular storage grooves are formed, the annular storage grooves are internally provided with detection test paper, whether the problem of color change of the detection test paper caused by the outflow of hydrofluoric acid materials occurs is conveniently observed, even if the problem of leakage occurs, the transparent ring can reduce certain loss,
further, a plurality of pairs of labor-saving elements are arranged on the outer surface of the inner gear ring in a ring mode; the labor-saving element comprises a protruding column and a groove; the groove is formed in the circumferential outer surface of the inner gear ring, the protruding columns are fixedly installed in the groove and extend to the outside of the groove, and the plurality of protruding columns are arranged on the inner gear ring, so that the flange connection position can be conveniently fastened by using a tubular tool.
Further, the scraper is fixedly arranged on one surface, close to the outer wall of the annular groove, of the arc-shaped plate and the plugging plate, and scaling on the arc-shaped plate and the plugging plate is easier to clean through the scraper.
Further, sealing gaskets are fixedly arranged on the surfaces, which are not in contact with each other, of the arc-shaped plates and the plugging plates, so that the sealing performance is improved.
Further, plastics are fixedly arranged on the inner wall of the pipe groove, one surface of each arc-shaped plate and one surface of each plugging plate, which contacts with hydrofluoric acid materials, so that corrosion of the hydrofluoric acid materials to the inner structure of the pipe body is reduced.
Furthermore, the annular storage groove is internally provided with detection test paper, so that the observation is convenient.
Further, the reciprocating device is an electric cylinder.
Compared with the prior art, the invention has the advantages that:
(1) This scheme is through starting an annular channel with the pipeline inside, set up arc and shutoff board in the annular channel, the space that arc and shutoff board closed formation under initial condition matches with pipeline circulation space, then remove the shutoff board when the blind material for arc and shutoff board dislocation, carry out circular motion to the shutoff board, thereby accomplished the clearance to the scale deposit, make the clearance scale deposit become automatic, and simple and convenient, and need not dismantle, save the vexation of installing once more, reduced the new not good risk of installation encapsulation once more.
(2) This scheme is equipped with the scraper through on arc and shutoff board and comes multijunction dirt to clear up, reduces the clearance degree of difficulty to with arc and shutoff board's inside and outside radian mutually match after the deformation, make the cambered surface laminate more, the cleaning effect is better.
(3) According to the scheme, the threaded shaft for connection is arranged at the position of the flange plate in advance, then the flange plate to be connected is connected by matching with the rotation of the inner gear ring, the tightness is increased by only rotating the inner gear ring to control the threaded shaft at all positions to achieve the effect of all rotation, and the plurality of protruding columns are arranged on the inner gear ring, so that the flange plate connection position can be conveniently fastened by using a tubular tool.
(4) This scheme is through setting up a transparent ring with ring flange hookup location, wraps up hookup location to offer a groove, put into test paper with the inslot, be convenient for observe whether appear hydrofluoric acid material outflow and lead to the problem that test paper discolours, even appear also can reduce certain loss.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the structure of the plugging plate of the deformation mechanism of FIG. 2 after the plugging plate is deformed inwards;
fig. 4 is a schematic structural view of the plugging plate at the deformation mechanism in fig. 2 after being deformed outwards.
The reference numerals in the figures illustrate:
the pipe body 1, the pipe wall descaling assembly 2, the annular groove 21, the deformation mechanism 22, the toothed ring 222, the arc-shaped plate 221, the reciprocating device 223, the plugging plate 224, the moving groove 225, the motor 23, the rotating cavity 24, the gear 25, the scraper 26, the connecting assembly 3, the inner gear ring 31, the protruding column 311, the groove 312, the transparent ring 32, the reminding groove 321, the annular storage groove 322, the pinion 33, the threaded shaft 34 and the flange 4.
Detailed Description
Referring to fig. 1-4, a hydrofluoric acid pipeline dredging device comprises a pipe body 1, a pipe wall descaling assembly 2 and a pair of flanges 4; the pipe wall descaling assembly 2 comprises an annular groove 21, a deformation mechanism 22, a motor 23, a rotating cavity 24 and a gear 25; the annular groove 21 is formed around the pipe groove of the pipe body 1, the deformation mechanism 22 is arranged in the annular groove 21, the rotating cavity 24 is formed outside the pipe groove and is communicated with the annular groove 21, the gear 25 is rotatably arranged on the bottom wall of the rotating cavity 24, the motor 23 is arranged outside the pipe body 1, and a motor shaft of the motor 23 is fixedly connected with the gear 25; a pair of ring flanges 4 respectively fixed mounting is at pipe body 1 import and export both ends, through with the inside annular channel 21 that starts of pipeline 1, set up arc 221 and shutoff board 224 in the annular channel, arc 221 and shutoff board 224 are closed the space that forms under initial condition and pipeline circulation space match, then remove the shutoff board 224 when the blind material, make arc 221 and shutoff board 224 dislocation, carry out circular motion to shutoff board 224, thereby the clearance to the scale deposit has been accomplished, make the clearance scale deposit become automatic, and is simple and convenient, and need not dismantle, save the vexation of reinstallation, the new not good risk of reinstallation seal has been reduced. The deformation mechanism 22 comprises a toothed ring 222 and four pairs of dislocation elements, the toothed ring 222 is rotatably arranged in the annular groove 21 and meshed with the gear 25, and the four pairs of dislocation elements are circumferentially distributed on the toothed ring 222; the dislocation element comprises an arc-shaped plate 221, a reciprocating device 223, a plugging plate 224 and a moving groove 225; the movable groove 225 is formed in the toothed ring 222, the reciprocating device 223 is fixedly arranged in the movable groove 225, the arc-shaped plate 221 is fixedly arranged on the side wall of the annular groove 21, and the blocking plate 224 and the reciprocating device 223 are fixedly connected and are in close sliding fit with the arc-shaped plate 221; arc 221 and shutoff board 224 divide equally into inside and outside two kinds of radians, and the interior radian of shutoff board 224 matches with the outer camber of arc 221, and the outer radian of shutoff board 224 matches with the interior camber of arc 221, misplaces through arc 221 and shutoff board 224 to can be more comprehensive when the clearance scale deposit, the trouble of manual cleaning dismantlement and installation has been reduced, has reduced the newly bad risk of reinstallation seal.
As shown in fig. 2-4, the flange 4 is provided with a connecting component 3; the connecting assembly 3 comprises an inner gear ring 31, a plurality of sub gears 33 and a plurality of threaded shafts 34; the inner gear ring 31 is rotatably mounted on the circumferential side surface of the flange plate 4, the plurality of sub gears 33 are rotatably mounted on one surface of the flange plate 4, which is close to the pipe body 1, the plurality of sub gears 33 are respectively meshed with the inner gear ring 31, the plurality of threaded shafts 34 are rotatably mounted in the flange plate 4, the plurality of threaded shafts 34 are respectively fixedly connected with the plurality of sub gears 33, the flange plates to be connected are connected by arranging the threaded shafts 34 for connection in advance at the positions of the flange plate 4 and then rotating the inner gear ring 31 in a matching manner, the tightness is increased by only rotating the inner gear ring 31 to achieve the effect of controlling all rotation of the threaded shafts 34 at all positions, and the plurality of protruding columns 311 are arranged on the inner gear ring 31, so that the connection positions of the flange plate 4 can be conveniently fastened by using a tubular tool. The connection assembly 3 further includes a transparent ring 32, a plurality of reminding grooves 321 and an annular storage groove 322; the transparent ring 32 is fixedly arranged on the circumferential side surface of the flange plate 4, a plurality of reminding grooves 321 are formed on the outer surface of the transparent ring 32, the positions of the reminding grooves 321 are matched with the positions of the thread shafts 34, the annular storage groove 322 is formed in the transparent ring 32, the annular storage groove 322 is communicated with the space inside the transparent ring 32 through a plurality of through holes, the connecting position of the flange plate 4 is provided with the transparent ring 32, the connecting position is wrapped, the annular storage groove 322 is formed, the annular storage groove 322 is placed into test paper, the problem that whether hydrofluoric acid material flows out to cause color change of the test paper is observed is facilitated, even if leakage occurs, the transparent ring 32 can reduce certain loss,
as shown in fig. 2-4, a plurality of pairs of labor-saving elements are annularly arranged on the outer surface of the inner gear ring 31; the labor saving element comprises a protruding column 311 and a groove 312; the groove 312 is formed on the circumferential outer surface of the inner gear ring 31, the protruding columns 311 are fixedly installed in the groove 312 and extend to the outside of the groove 312, and the plurality of protruding columns 311 are arranged on the inner gear ring 31, so that the connection position of the flange 4 can be conveniently fastened by using a tubular tool. The scraper 26 is fixedly arranged on one surface of the arc-shaped plate 221 and the plugging plate 224, which is close to the outer wall of the annular groove 21, and scaling on the arc-shaped plate 221 and the plugging plate 224 is easier to clean through the scraper 26. Sealing gaskets are fixedly arranged on the surfaces, which are not contacted with each other, of the arc-shaped plates 221 and the plugging plates 224, so that the sealing performance is improved. The plastic is fixedly arranged on the inner wall of the pipe groove, one surface of each arc-shaped plate 221 and one surface of each plugging plate 224, which contacts with hydrofluoric acid materials, so that corrosion of the hydrofluoric acid materials to the internal structure of the pipe body 1 is reduced. The annular storage groove 322 is internally provided with detection test paper, so that the detection test paper is convenient to observe. The reciprocator 223 is an electric cylinder.
As shown in fig. 2-4, when the scale is required to be cleaned, the reciprocating device 223 is started to push the scale blocking plate 224, so that the four scale blocking plates 224 are subjected to position change, the situation in fig. 3 is changed, at this moment, the reciprocating device 223 extends out to the longest state, then the motor 23 is started, the gear 25 rotates to drive the toothed ring 222 to rotate, thereby the four scale blocking plates 224 are driven to do circular motion, the scale is cleaned, the reciprocating device 223 is started to slowly recycle the four scale blocking plates 224 while the four scale blocking plates 224 do circular motion, the scale is formed to start grinding from the edge, the scale is changed into scale residues with smaller volume, then the initial position coordinate range is recorded in advance through the computer, the scale blocking plate 221 and the scale blocking plates 224 are prevented from being blocked when being tightly matched, the scale blocking plates 221 and the scale blocking plates are cleaned, the motor 23 is reset after the circular motion of the four scale blocking plates 224 rotates to the initial position, then the reciprocating device 223 is started, the four scale blocking plates 224 are pulled to deform to form the sample as shown in fig. 4, the whole scale blocking plate 223 is cleaned, then the motor 23 is started to start the motor 23, the four scale blocking plates 224 are cleaned up, the scale blocking plates are cleaned by the circular motion again, and the scale blocking plates are cleaned by the circular motion of the four scale blocking plates, and the scale blocking plates are cleaned by the circular motion, and the scale blocking plates are completely, and the scale blocking plates are cleaned by the scale blocks, and the scale blocks are completely, and the scale blocks are cleaned.
As shown in fig. 1-2, when the installation is required, the pipe body is aligned to the flange plate to be connected, then the reminding groove 321 is used for aligning the through holes on the flange plate to be connected to match, then the inner gear ring 31 is rotated, so that the pinion 33 is rotated completely, the threaded shaft 34 rotates synchronously to be connected with the flange plate to be connected in a threaded manner, then a tubular tool is sleeved on the protruding column 311, the side length of the force arm is enabled, the inner gear ring 31 is convenient to rotate, after the connection is completed, if the connection is not tight enough, hydrofluoric acid material leaks from the connection position, the color of the detection test paper is changed, and the staff is easier to remind.
Claims (9)
1. Hydrofluoric acid pipeline dredging equipment, its characterized in that: comprises a pipe body (1), a pipe wall descaling component (2) and a pair of flanges (4);
the pipe wall descaling assembly (2) comprises an annular groove (21), a deformation mechanism (22), a motor (23), a rotating cavity (24) and a gear (25);
the annular groove (21) is formed around the pipe groove of the pipe body (1), the deformation mechanism (22) is arranged in the annular groove (21), the rotating cavity (24) is formed outside the pipe groove and is communicated with the annular groove (21), the gear (25) is rotatably arranged on the bottom wall of the rotating cavity (24), the motor (23) is arranged outside the pipe body (1), and a motor shaft of the motor (23) is fixedly connected with the gear (25);
the pair of flange plates (4) are respectively and fixedly arranged at two ends of an inlet and an outlet of the pipe body (1); the deformation mechanism (22) comprises a toothed ring (222) and four pairs of dislocation elements, the toothed ring (222) is rotatably arranged in the annular groove (21) and meshed with the gear (25), and the four pairs of dislocation elements are circumferentially distributed on the toothed ring (222); the dislocation element comprises an arc-shaped plate (221), a reciprocating device (223), a blocking plate (224) and a moving groove (225);
the movable groove (225) is formed in the toothed ring (222), the reciprocating device (223) is fixedly arranged in the movable groove (225), the arc-shaped plate (221) is fixedly arranged on the side wall of the annular groove (21), and the plugging plate (224) is fixedly connected with the reciprocating device (223) and is in tight sliding fit with the arc-shaped plate (221);
the arc-shaped plate (221) and the blocking plate (224) are divided into an inner arc and an outer arc, the inner arc of the blocking plate (224) is matched with the outer arc of the arc-shaped plate (221), and the outer arc of the blocking plate (224) is matched with the inner arc of the arc-shaped plate (221);
the space formed by closing the arc-shaped plate (221) and the plugging plate (224) under the initial state is matched with the pipeline circulation space, and the plugging plate (224) is moved when materials are not communicated, so that the arc-shaped plate (221) and the plugging plate (224) are dislocated, and then the plugging plate (224) is subjected to circular motion, so that the scale is cleaned.
2. A hydrofluoric acid pipeline dredging apparatus according to claim 1, wherein: the flange plate (4) is provided with a connecting component (3); the connecting assembly (3) comprises an inner gear ring (31), a plurality of sub gears (33) and a plurality of threaded shafts (34);
the inner gear ring (31) is rotatably arranged on the circumferential side surface of the flange plate (4), the plurality of sub gears (33) are rotatably arranged on one surface, close to the pipe body (1), of the flange plate (4), the plurality of sub gears (33) are respectively meshed with the inner gear ring (31), the plurality of threaded shafts (34) are rotatably arranged in the flange plate (4), and the plurality of threaded shafts (34) are respectively fixedly connected with the plurality of sub gears (33).
3. A hydrofluoric acid pipeline dredging apparatus as claimed in claim 2, wherein: the connecting component (3) further comprises a transparent ring (32), a plurality of reminding grooves (321) and an annular storage groove (322);
transparent ring (32) fixed mounting is in ring flange (4) circumference side, and a plurality of warning grooves (321) are seted up on transparent ring (32) surface, and the position in a plurality of warning grooves (321) and a plurality of screw thread axle (34) position match, and annular holding tank (322) are seted up in transparent ring (32), and annular holding tank (322) and transparent ring (32) inboard space are through a plurality of through-holes intercommunication.
4. A hydrofluoric acid pipeline dredging apparatus as claimed in claim 2, wherein: a plurality of pairs of labor-saving elements are annularly arranged on the outer surface of the inner gear ring (31); the labor-saving element comprises a protruding column (311) and a groove (312);
the groove (312) is formed on the circumferential outer surface of the inner gear ring (31), and the protruding column (311) is fixedly arranged in the groove (312) and extends to the outside of the groove (312).
5. A hydrofluoric acid pipeline dredging apparatus according to claim 1, wherein: one side of the arc-shaped plate (221) and the plugging plate (224) close to the outer wall of the annular groove (21) is fixedly provided with a scraper (26).
6. A hydrofluoric acid pipeline dredging apparatus according to claim 1, wherein: and sealing gaskets are fixedly arranged on one surface, which is contacted with each other, of each pair of arc-shaped plates (221) and each plugging plate (224).
7. A hydrofluoric acid pipeline dredging apparatus according to claim 1, wherein: and plastic is fixedly arranged on one surface of the inner wall of the pipe groove, each arc-shaped plate (221) and one surface of each plugging plate (224) which contacts with hydrofluoric acid materials.
8. A hydrofluoric acid line dredging apparatus according to claim 3, wherein: and detection test paper is placed in the annular storage groove (322).
9. A hydrofluoric acid pipeline dredging apparatus according to claim 1, wherein: the reciprocating device (223) is an electric cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210030510.8A CN114367503B (en) | 2022-01-12 | 2022-01-12 | Hydrofluoric acid pipeline dredging equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210030510.8A CN114367503B (en) | 2022-01-12 | 2022-01-12 | Hydrofluoric acid pipeline dredging equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114367503A CN114367503A (en) | 2022-04-19 |
| CN114367503B true CN114367503B (en) | 2023-07-18 |
Family
ID=81144882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210030510.8A Active CN114367503B (en) | 2022-01-12 | 2022-01-12 | Hydrofluoric acid pipeline dredging equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114367503B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109482584A (en) * | 2018-11-21 | 2019-03-19 | 汪铮 | A kind of instrument cleaning device of division of respiratory disease |
| CN111085513A (en) * | 2019-12-02 | 2020-05-01 | 东北石油大学 | Pipeline robot special for removing coal dust in coal bed gas exploitation pipeline |
| KR102149366B1 (en) * | 2020-04-17 | 2020-08-31 | 유한회사 태양건설 | Device for removal of scale in pipe line |
| CN211563934U (en) * | 2020-01-16 | 2020-09-25 | 天津鸿运通管道工程有限公司 | Large-scale pipeline inner wall cleaning device for pipeline engineering |
| CN211599933U (en) * | 2019-12-24 | 2020-09-29 | 唐有臻 | Water conservancy embedded pipeline prevents stifled device |
| CN112547705A (en) * | 2020-11-19 | 2021-03-26 | 陈飞 | Pipeline dredging device |
| CN213204300U (en) * | 2020-05-22 | 2021-05-14 | 李发光 | Hydraulic engineering is with jam hydraulic pipe that prevents of clearance of being convenient for |
| CN113426777A (en) * | 2021-06-25 | 2021-09-24 | 东北石油大学 | Pipeline flushing device |
| CN113477635A (en) * | 2021-07-06 | 2021-10-08 | 邢台职业技术学院 | High-efficient pipeline pull throughs |
-
2022
- 2022-01-12 CN CN202210030510.8A patent/CN114367503B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109482584A (en) * | 2018-11-21 | 2019-03-19 | 汪铮 | A kind of instrument cleaning device of division of respiratory disease |
| CN111085513A (en) * | 2019-12-02 | 2020-05-01 | 东北石油大学 | Pipeline robot special for removing coal dust in coal bed gas exploitation pipeline |
| CN211599933U (en) * | 2019-12-24 | 2020-09-29 | 唐有臻 | Water conservancy embedded pipeline prevents stifled device |
| CN211563934U (en) * | 2020-01-16 | 2020-09-25 | 天津鸿运通管道工程有限公司 | Large-scale pipeline inner wall cleaning device for pipeline engineering |
| KR102149366B1 (en) * | 2020-04-17 | 2020-08-31 | 유한회사 태양건설 | Device for removal of scale in pipe line |
| CN213204300U (en) * | 2020-05-22 | 2021-05-14 | 李发光 | Hydraulic engineering is with jam hydraulic pipe that prevents of clearance of being convenient for |
| CN112547705A (en) * | 2020-11-19 | 2021-03-26 | 陈飞 | Pipeline dredging device |
| CN113426777A (en) * | 2021-06-25 | 2021-09-24 | 东北石油大学 | Pipeline flushing device |
| CN113477635A (en) * | 2021-07-06 | 2021-10-08 | 邢台职业技术学院 | High-efficient pipeline pull throughs |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114367503A (en) | 2022-04-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114367503B (en) | Hydrofluoric acid pipeline dredging equipment | |
| CN215965280U (en) | Inside cleaning device of valve | |
| CN201120219Y (en) | Filter | |
| CN109099304B (en) | Method for recovering engine oil of vehicle | |
| CN208553353U (en) | A kind of filter device for Industrial Wastewater Treatment | |
| CN217926568U (en) | Mechanical hydraulic device convenient to clear up hydraulic pipeline | |
| CN214734694U (en) | Reverse osmosis drinking water making system | |
| CN212237293U (en) | High efficiency reation kettle | |
| CN213017725U (en) | Valve core structure of pneumatic control valve | |
| CN113083185A (en) | Chemical industry reation kettle with automatically cleaning mechanism | |
| CN220573451U (en) | Reaction kettle with stirring mechanism | |
| CN209465021U (en) | A kind of chemical products production stills for air blowing facilitating transfer mixing component maintenance | |
| CN108126377B (en) | Just sink and use flocculation device | |
| CN220037466U (en) | Rotary flap valve and cracking furnace device | |
| CN105749787A (en) | Stirring and crushing mixer | |
| CN115143341B (en) | Detection and repair method for underground pipeline | |
| CN211517379U (en) | Pressurized dismounting tool for through ball indicator | |
| CN220194819U (en) | Sealing structure of chemical production reaction kettle | |
| CN220048162U (en) | Petrochemical reaction equipment | |
| CN220722681U (en) | Wet meal unloading rotary valve body | |
| CN220523377U (en) | Automatic filter valve | |
| CN218871959U (en) | Mixer is used in production of joint sealing mud strip | |
| CN220674080U (en) | Control handle bottom shell tightly cast | |
| CN219615533U (en) | Corrosion-resistant reaction kettle for chemical industry | |
| CN219295734U (en) | Rotary valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |