CN115106879A - Heat supply pipeline equipment of polishing for heat supply pipe network - Google Patents
Heat supply pipeline equipment of polishing for heat supply pipe network Download PDFInfo
- Publication number
- CN115106879A CN115106879A CN202210795329.6A CN202210795329A CN115106879A CN 115106879 A CN115106879 A CN 115106879A CN 202210795329 A CN202210795329 A CN 202210795329A CN 115106879 A CN115106879 A CN 115106879A
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- heat supply
- plate
- supply pipeline
- polishing
- horizontal
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- 238000005498 polishing Methods 0.000 title claims abstract description 75
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 6
- 244000309464 bull Species 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract 4
- 238000003466 welding Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention relates to the technical field of centralized heating, in particular to a heating pipeline polishing device for a heating pipeline network, which comprises a supporting bottom plate, a supporting column arranged on the supporting bottom plate and a supporting frame arranged on the supporting column, wherein the supporting frame is adjustable in height, an installation seat horizontally extending towards the rear side is arranged at the upper end part of the supporting frame, an installation plate capable of horizontally stretching back and forth is arranged in the installation seat, and a polishing device is arranged at the tail end part of the installation plate. According to the invention, the heat supply pipeline is abutted from one horizontal side in a semi-wrapping contact mode, and the compensation polishing piece with the same radius size as the polishing plate is arranged, so that the semi-circular polishing plate can polish the outer surface of the heat supply pipeline without rotating 180 degrees.
Description
Technical Field
The invention relates to the technical field of centralized heating, in particular to a heating pipeline polishing device for a heating pipe network.
Background
The urban centralized heating pipe network is a pipeline system for conveying and distributing heating media to users from a centralized heating source. The heat supply pipeline is an important component of the heat supply pipeline network, and the condition that a plurality of heat supply pipelines are welded together side by side often exists in the heat supply pipeline network, so that gaps between the plurality of heat supply pipelines are narrow, and therefore, welding spots of the heat supply pipelines at the positions are polished, and the heat supply pipeline network is very difficult to wear.
Application No. 202122377213.4 "a heat supply pipeline rust cleaning device", the device includes the stander, running gear, rotating electrical machines and polishes the head; the traveling mechanism is arranged on the upper end surface of the rack and can linearly reciprocate on the rack; the travelling mechanism is provided with a first upright post, the rotating motor is fixed on one side of the first upright post, an output shaft of the rotating motor is inserted through the first upright post and can rotate freely, a chuck is arranged at the free end of the output shaft of the rotating motor and used for fixing one end of a heat supply pipeline, a second upright post is arranged at one end of the rack far away from the first upright post and arranged in parallel with the first upright post, the upper end of the second upright post is provided with an arc through groove, and the arc through groove is used for supporting the other end of the heat supply pipeline; the support column is arranged on the machine frame on one side, close to the first stand column, of the second stand column, the polishing head is arranged at the upper end of the support column, and the polishing through groove matched with the heat supply pipeline is formed in the upper end face of the polishing head.
Application number 202010917192.8 "a coal electric heating system air pipe system of processing", this system includes base, fixing device and grinding device, and the base upper surface is provided with fixing device and polishes, and fixing device and grinding device vertically and horizontally staggered set up. When the system polishes the welded joint of the ventilation pipeline in the coal-electricity heating system, the position of the system is adjusted by the fixing device according to the length and the formed angle of the welded pipeline, and the application range of the polishing device is further enlarged.
But the pipeline that two above-mentioned patents during operation were polished under all the unwelded state, can't polish to the unable heat supply pipeline who removes after the welding on the one hand, and on the other hand also can't polish the heat supply pipeline that is in narrow space department, and present polishing mode majority adopts artifical mode, wastes time and energy to polish inefficiency, polishing quality poor.
Disclosure of Invention
In order to solve the technical problem, the invention provides a heat supply pipeline polishing device for a heat supply pipeline network.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
the utility model provides an equipment of polishing to heat supply pipeline for heat supply pipe network, includes supporting baseplate, sets up support column on supporting baseplate, sets up the support frame on the support column, and the height-adjustable of support frame is provided with the mount pad that extends to the rear side level on the upper end of support frame, and the inside of mount pad is provided with the flexible mounting panel of level around can, is provided with grinding device on the terminal portion of mounting panel.
Preferably, the bottom of the support frame is vertically installed in the support column, a friction plate is arranged on the outer side wall of the bottom of the support frame, a friction plate is arranged in the support column, the friction plate is connected with a connecting rod extending out of the support column, and a pressing block is arranged at the tail end of the connecting rod.
Preferably, the front side of the upper end of the support frame is provided with a telescopic transmission screw rod which horizontally extends backwards to the inside of the mounting seat, the mounting plate is connected with the telescopic transmission screw rod, and a rotating block is arranged at the front end part of the telescopic transmission screw rod extending out.
Preferably, grinding device is including setting up the guide frame board on the mounting panel tip, slidable mounting is at the grinding board on the inner panel wall of guide frame board, sets up two sets of drive assembly on the mounting panel left and right lateral wall, and two sets of drive assembly all are connected with the grinding board.
Preferably, two sets of drive assembly all include the horizontal connecting rod that passes the guide frame board and be connected with the board of polishing, the horizontal adapter sleeve of horizontal suit on the horizontal connecting rod, set up guide bar and driving motor on the board wall of mounting panel right side, the drive bull stick of being connected with driving motor, drive bull stick and horizontal adapter sleeve sliding connection, the vertical sliding connection of horizontal adapter sleeve is on the guide bar.
Preferably, the guide frame plate is of a U-shaped structure, the U-shaped opening of the guide frame plate faces the rear side, and the central axis of the guide frame plate is distributed along the left-right direction.
Preferably, the semicircular inner guide groove is formed in the semicircular inner side frame plate wall of the guide frame plate, and the built-in grooves are formed in the upper horizontal extending frame plate wall and the lower horizontal extending frame plate wall of the guide frame plate.
Preferably, the polishing plate is of a semicircular structure, the polishing plate is slidably mounted on the semicircular inner guide groove, the two end plate parts of the polishing plate are correspondingly rotatably mounted with compensation polishing plates, and the compensation polishing plates are arranged in the inner grooves.
Preferably, the compensation polishing piece is of an arc-shaped structure, the angle of the circle center corresponding to the compensation polishing piece is 15 degrees, and the radius size of the compensation polishing piece is consistent with that of the polishing plate.
Preferably, two through grooves which are vertically distributed are formed in the plate walls on the left side and the right side of the guide frame plate, two horizontal connecting rods in the two groups of driving assemblies correspondingly penetrate through the two through grooves, one end of each horizontal connecting rod is connected with the polishing plate, and the other ends of the horizontal connecting rods are correspondingly matched with the two horizontal connecting sleeves in the two groups of driving assemblies in a sliding mode.
The invention has the beneficial effects that:
according to the invention, the heat supply pipeline is abutted from one horizontal side in a semi-wrapping contact mode, and the compensation polishing piece with the same radius size as the polishing plate is arranged, so that the semi-circular polishing plate can polish the outer surface of the heat supply pipeline without rotating 180 degrees.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is a first general structural diagram of the present invention;
FIG. 2 is a second overall view of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 4 is an enlarged view of the structure at B in FIG. 2;
FIG. 5 is a schematic view of the internal structure of the support column of the present invention;
FIG. 6 is a schematic structural view of a mounting base, a mounting plate and a polishing device thereof according to the present invention;
FIG. 7 is a schematic top view of the present invention;
FIG. 8 is a schematic cross-sectional view of C-C of FIG. 7;
fig. 9 is a schematic structural view of the guide frame plate of the present invention.
In the figure: 1. a support base plate; 2. a support column; 3. a support frame; 4. a mounting seat; 5. mounting a plate; 6. a friction plate; 7. a friction plate; 8. a connecting rod; 9. a pressing block; 10. a telescopic transmission screw rod; 11. rotating the block; 12. a guide frame plate; 13. grinding the plate; 14. a horizontal connecting rod; 15. a horizontal connecting sleeve; 16. a guide bar; 17. a drive motor; 18. driving the rotating rod; 19. a semicircular inner guide groove; 20. a built-in groove; 21. compensating and polishing the sheet; 22. a through groove.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained in the following with the accompanying drawings and the embodiments.
As shown in fig. 1 to 9, a heat supply pipeline polishing device for a heat supply pipe network, including supporting baseplate 1, support column 2 arranged on supporting baseplate 1, support frame 3 arranged on support column 2, height-adjustable of support frame 3, mount pad 4 arranged on the upper end of support frame 3 and extending to the rear side level, mount pad 4 inside is provided with mounting plate 5 capable of stretching horizontally back and forth, polishing device arranged on the end of mounting plate 5, and two sets of fixing devices arranged on the horizontal side walls at both sides of mount pad 4. The bottom of supporting baseplate 1 is provided with bearing structure, can set up support foot post or caster according to the in-service use condition, in this embodiment, the bottom of supporting baseplate 1 is provided with four support foot posts.
The bottom of the support column 2 is welded and fixed on the upper plate surface of the support bottom plate 1, the support column 2 is of a hollow structure, the bottom of the support frame 3 is vertically installed inside the support column 2, furthermore, a friction plate 6 which is vertically distributed is arranged on the outer wall of the front side of the bottom of the support frame 3, friction plates 7 which are vertically distributed are arranged on the inner front side wall of the support column 2, the friction plates 7 and the friction plate 6 are distributed oppositely, and the size of the friction plate 6 is larger than that of the friction plates 7; be provided with the connecting rod 8 that passes 2 walls of support column on the support column 2, horizontal distribution around the connecting rod 8, the connecting rod 8 stretches into the inside back tip of support column 2 and is connected with friction disc 7, connecting rod 8 is provided with on being located the outside preceding tip of support column 2 and presses the briquetting 9, offers the recess that makes things convenient for the operating personnel application of force on pressing the briquetting 9's the side surface. When the device is used, an operator pushes the connecting rod 8 and the friction plate 7 to synchronously move back and forth through the pressing block 9, when the friction plate 7 moves towards the rear side direction, the friction plate 7 and the friction plate 6 are mutually abutted, and an acting force is applied to the support frame 3 by utilizing the friction force between the friction plate 6 and the friction plate 7 to limit and fix the position of the support frame 3; when the friction plate 7 moves towards the front side direction, the friction plate 7 is separated from the abutting friction plate 6, so that the support frame 3 can be vertically lifted for height adjustment.
The welding of mount pad 4 is in the upper end rear side of support frame 3, mount pad 4 is hollow column structure, mounting panel 5 is in along fore-and-aft direction slidable mounting inside mount pad 4, furtherly, the upper end front side of support frame 3 is provided with the flexible transmission lead screw 10 that the backward level extends to mount pad 4 inside, mounting panel 5 is connected with flexible transmission lead screw 10, is provided with rotatory piece 11 on the preceding tip that flexible transmission lead screw 10 stretches out. The telescopic transmission screw rod 10 is driven to rotate by rotating the rotating block 11, so that the mounting plate 5 is guided by the hollow slide way in the mounting seat 4 to horizontally move in the front-back direction, and the polishing device is adjusted in the front-back direction.
As a further improvement of the present invention, the grinding device includes a guide frame plate 12 provided on the distal end portion of the mounting plate 5, a grinding plate 13 provided inside the guide frame plate 12, and two sets of drive assemblies provided on the left and right side walls of the distal end portion of the mounting plate 5.
The guide frame plate 12 is U type structure, the central axis of guide frame plate 12 distributes along left right direction to the U type opening of guide frame plate 12 is towards the rear side, in order to make things convenient for guide frame plate 12 to contact the heat supply pipeline from the front side direction of heat supply pipeline. Be provided with interior guide way 19 of semicircle type on the semicircle type inner side bearer plate wall of guide frame plate 12, slidable mounting has the board of polishing 13 that is semicircle type structure on the semicircle type inner side bearer plate 19, the interior face of board of polishing 13 is the face of polishing, the radius size of board of polishing 13 and the maximum external diameter size looks adaptation of heat supply pipeline. Two through grooves 22 which are vertically distributed are correspondingly formed in the plate walls on the left side and the right side of the guide frame plate 12, and the two groups of driving assemblies are connected with the grinding plate 13 through the two through grooves 22.
As a further improvement of the present invention, each of the two sets of driving assemblies includes a horizontal connecting rod 14 horizontally passing through the through slot 22 and having a rear end hinged to the opposite outer side plate surface of the polishing plate 13, a horizontal connecting sleeve 15 slidably mounted on the horizontal connecting rod 14, a guiding rod 16 vertically and fixedly mounted on the side wall of the mounting plate 5, a driving motor 17 fixedly mounted on the side wall of the mounting plate 5, and a driving rotating rod 18 connected to an output shaft of the driving motor 17, wherein the guiding rod 16 is provided with vertically distributed slideways, the horizontal connecting sleeve 15 is correspondingly slidably mounted in the slideways on the guiding rod 16, the opposite inner side sleeve wall of the horizontal connecting sleeve 15 is provided with a guiding sliding slot, and a distal end of the driving rotating rod 18 is correspondingly slidably mounted in the guiding sliding slot on the horizontal connecting sleeve 15. The driving rotating rod 18 is driven to rotate by the driving motor 17, the horizontal connecting sleeve 15 is driven to reciprocate up and down under the vertical guide of the guide rod 16, and the polishing plate 13 is driven to reciprocate clockwise and anticlockwise in the guide frame plate 12 by the horizontal connecting rod 14 so as to perform polishing work.
Further, two built-in grooves 20 are formed in the walls of upper and lower side frame plates of the guide frame plate 12, the two built-in grooves 20 are vertically and symmetrically distributed, two compensation polishing plates 21 are correspondingly and rotatably mounted on upper and lower end plate portions of the polishing plate 13, the two compensation polishing plates 21 are of arc-shaped structures, specifically, the circle center angles corresponding to the two compensation polishing plates 21 are both 15 degrees, the radius sizes of the two compensation polishing plates 21 are consistent with that of the polishing plate 13, and when the heat supply plate is not used, the two compensation polishing plates 21 rotate to the inside of the built-in grooves 20 towards the opposite outer sides, so that the heat supply plate 13 is not interfered to move backwards and abut against the heat supply pipeline. When the heat supply pipe polishing device is used, the two compensation polishing sheets 21 rotate towards the opposite inner sides to be attached to the surface of a heat supply pipe, and synchronously rotate clockwise and anticlockwise along with the polishing plates 13 so as to polish the surface of the heat supply pipe.
Through the setting of compensation abrasive disc 21 for semicircle type abrasive sheet 13 need not to rotate 180 just can realize polishing 360 comprehensively to heat supply pipeline surface, and then has reduced the structural complexity who orders about semicircle type abrasive sheet 13 pivoted drive assembly, thereby makes and to satisfy and polish to the heat supply pipeline in the narrow space.
The working principle and the using process of the invention are as follows:
the device is arranged at the front side of a heat supply pipeline to be polished, the levelness of a supporting bottom plate 1 is adjusted, a friction plate 7 is pulled outwards through a pressing block 9, the friction plate 7 is separated from a friction plate 6, the horizontal height of a supporting frame 3 is adjusted, a telescopic transmission screw rod 10 is driven to rotate through rotating a rotating block 11, a mounting plate 5 horizontally extends out of a mounting seat 4, a polishing plate 13 moves towards the rear side until the polishing plate 13 contacts and abuts against the outer surface of the heat supply pipeline, then two compensation polishing sheets 21 on the upper end and the lower end of the polishing plate 13 extend out of corresponding built-in grooves 20 and contact and abut against the surface of the heat supply pipeline, two driving motors 17 on the side walls of the left side and the right side of the mounting plate 5 are synchronously started, two driving rotating rods 18 are synchronously driven to synchronously rotate in the same direction, a horizontal connecting sleeve 15 is driven to vertically reciprocate up and down under the vertical guidance of a guide rod 16, the horizontal connecting rod 14 drives the polishing plate 13 and the compensation polishing sheets 21 to reciprocate in the guide frame plate 12 clockwise direction and in a reciprocating manner so as to align the friction plate And polishing the outer surface of the heat supply pipeline.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a heat supply pipeline equipment of polishing for heat supply pipe network which characterized in that: including supporting baseplate (1), support column (2) of setting on supporting baseplate (1), support frame (3) of setting on support column (2), the height-adjustable of support frame (3) is provided with mount pad (4) to the horizontal extension of rear side on the upper end of support frame (3), and the inside of mount pad (4) is provided with mounting panel (5) that can the front and back level is flexible, is provided with grinding device on the terminal portion of mounting panel (5).
2. The heat supply pipeline grinding device for the heat supply pipeline network according to claim 1, wherein: the support frame is characterized in that the frame bottom of the support frame (3) is vertically installed in the support column (2), a friction plate (6) is arranged on the outer side wall of the frame bottom of the support frame (3), a friction plate (7) is arranged in the support column (2), the friction plate (7) is connected with a connecting rod (8) extending out of the support column (2), and a pressing block (9) is arranged at the tail end of the connecting rod (8).
3. The heat supply pipeline grinding device for the heat supply pipeline network according to claim 1, wherein: the front side of the upper end of the support frame (3) is provided with a telescopic transmission screw rod (10) which horizontally extends backwards to the inside of the mounting seat (4), the mounting plate (5) is connected with the telescopic transmission screw rod (10), and a rotating block (11) is arranged on the front end part of the telescopic transmission screw rod (10) extending out.
4. The heat supply pipeline grinding device for the heat supply pipeline network according to claim 1, wherein: the polishing device comprises a guide frame plate (12) arranged at the tail end part of the mounting plate (5), a polishing plate (13) slidably mounted on the inner wall of the guide frame plate (12), and two sets of driving assemblies arranged on the left side wall and the right side wall of the mounting plate (5), wherein the two sets of driving assemblies are connected with the polishing plate (13).
5. The heat supply pipeline grinding device for the heat supply pipeline network according to claim 4, characterized in that: two sets of drive assembly all include horizontal connecting rod (14) that pass guide frame board (12) and be connected with board (13) of polishing, horizontal adapter sleeve (15) of horizontal suit on horizontal connecting rod (14), guide bar (16) and driving motor (17) of setting on mounting panel (5) right side siding wall, drive bull stick (18) of being connected with driving motor (17), drive bull stick (18) and horizontal adapter sleeve (15) sliding connection, the vertical sliding connection of horizontal adapter sleeve (15) is on guide bar (16).
6. The heat supply pipeline grinding device for the heat supply pipeline network according to claim 5, wherein: the guide frame plate (12) is of a U-shaped structure, the U-shaped opening of the guide frame plate (12) faces the rear side, and the central axis of the guide frame plate (12) is distributed along the left-right direction.
7. The heat supply pipeline grinding device for the heat supply pipeline network according to claim 6, wherein: a semicircular inner guide groove (19) is arranged on the semicircular inner side frame plate wall of the guide frame plate (12), and built-in grooves (20) are arranged on the upper horizontal extending frame plate wall and the lower horizontal extending frame plate wall of the guide frame plate (12).
8. The heat supply pipeline grinding device for the heat supply pipeline network according to claim 7, characterized in that: the polishing plate (13) is of a semicircular structure, the polishing plate (13) is slidably arranged on the semicircular inner guide groove (19), the two end plate parts of the polishing plate (13) are correspondingly and rotatably provided with compensation polishing plates (21), and the compensation polishing plates (21) are arranged in the built-in grooves (20).
9. The heat supply pipeline grinding device for the heat supply pipeline network according to claim 8, wherein: the compensation polishing piece (21) is of an arc-shaped structure, the corresponding circle center angle of the compensation polishing piece (21) is 15 degrees, and the radius size of the compensation polishing piece (21) is consistent with that of the polishing plate (13).
10. The heat supply pipeline grinding device for the heat supply pipeline network according to claim 5, wherein: two through grooves (22) which are vertically distributed are formed in the plate walls on the left side and the right side of the guide frame plate (12), two horizontal connecting rods (14) in the two groups of driving assemblies correspondingly penetrate through the two through grooves (22), one end of each horizontal connecting rod is connected with the polishing plate (13), and the other ends of the horizontal connecting rods are correspondingly matched with the two horizontal connecting sleeves (15) in the two groups of driving assemblies in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210795329.6A CN115106879B (en) | 2022-07-07 | 2022-07-07 | Heat supply pipeline polishing equipment for heat supply pipe network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210795329.6A CN115106879B (en) | 2022-07-07 | 2022-07-07 | Heat supply pipeline polishing equipment for heat supply pipe network |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115106879A true CN115106879A (en) | 2022-09-27 |
| CN115106879B CN115106879B (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210795329.6A Active CN115106879B (en) | 2022-07-07 | 2022-07-07 | Heat supply pipeline polishing equipment for heat supply pipe network |
Country Status (1)
| Country | Link |
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| CN (1) | CN115106879B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115744207A (en) * | 2022-10-19 | 2023-03-07 | 安徽省祥森热力有限公司 | Natural gas connecting pipe changes outfit system |
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| CN216503874U (en) * | 2021-12-06 | 2022-05-13 | 安徽泫氏铸造有限责任公司 | Nodular cast-iron pipe revolution mechanic that polishes |
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| CN212977668U (en) * | 2020-08-06 | 2021-04-16 | 谢峰 | Pipe machining and polishing equipment |
| CN112276753A (en) * | 2020-10-29 | 2021-01-29 | 盐城嘉诚塑胶有限公司 | Surface treatment device for formed polyethylene pipe |
| CN112643499A (en) * | 2020-12-24 | 2021-04-13 | 刘杰 | Steel pipe burnishing and polishing equipment for building materials |
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| CN115744207A (en) * | 2022-10-19 | 2023-03-07 | 安徽省祥森热力有限公司 | Natural gas connecting pipe changes outfit system |
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| Publication number | Publication date |
|---|---|
| CN115106879B (en) | 2024-04-16 |
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