CN110842811B - High-pressure heater U-shaped pipe pump water tool - Google Patents
High-pressure heater U-shaped pipe pump water tool Download PDFInfo
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- CN110842811B CN110842811B CN201911073579.3A CN201911073579A CN110842811B CN 110842811 B CN110842811 B CN 110842811B CN 201911073579 A CN201911073579 A CN 201911073579A CN 110842811 B CN110842811 B CN 110842811B
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- handle
- shaped pipe
- clamping block
- block
- pressure heater
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 238000005086 pumping Methods 0.000 claims abstract description 16
- 239000002245 particle Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 13
- 230000007547 defect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a water pumping tool for a U-shaped pipe of a high-pressure heater, which is characterized in that a first handle assembly and a jacking block, a second handle assembly and a clamping block, a pressing plate and a support are arranged, the U-shaped pipe is fixed in multiple aspects, the multi-dimensional fixation is realized, and the fixing effect is good; the sealing surface of the propping block is provided with the sealing gasket, so that the pipeline opening is propped tightly by the first handle assembly, and the sealing performance is good; the U-shaped pipe pumping tool of the high-pressure heater has the advantages of being high in fixing stability, good in sealing performance and good in test effect, avoiding direct clamping and embedded U-shaped pipe fixing modes, avoiding damage to the pipe, being high in sealing performance and fixing performance, enabling test experimental results to be more accurate and enabling test effects to be better.
Description
Technical Field
The invention relates to the technical field of water pumping tools, in particular to a U-shaped pipe water pumping tool of a high-pressure heater.
Background
The high-pressure heater consists of a shell and a pipe system, wherein the upper part of the inner cavity of the shell is provided with a steam condensing section, the lower part of the inner cavity of the shell is provided with a drainage cooling section, and the top ends of the water inlet pipe and the water outlet pipe are provided with a water supply inlet and a water supply outlet. When the superheated steam enters the shell from the inlet, the water supply in the upper main spiral tube can be heated, after the steam is condensed into water, the condensed hot water can heat part of the water supply in the lower cooling spiral tube, and the utilized condensed water flows out of the body through the water drain outlet. The device has the remarkable advantages of low energy consumption, compact structure, small occupied area, material consumption saving and the like, and can strictly control the water drainage level, drain water flow rate and reduce drain end difference. The number of U-shaped heat exchange tubes in the high-pressure heater tube system is large, the diameter is small (the common diameter phi is less than or equal to 25), the wall thickness of the tube is thin (the common wall thickness delta is less than or equal to 2.5), the hydraulic test pressure of the heat exchange tubes is high, and the test pressure is less than or equal to 50MPa. The heat exchange tube is required to be subjected to a single-tube hydrostatic test after being bent and formed, so that the situation that the defective heat exchange tube participates in the assembly of the heat exchanger and cannot be replaced due to defects discovered later is avoided.
In the prior art, the water pressure test of the U-shaped pipe of the high-pressure heater is not much studied, the U-shaped pipe is mostly used by experience, and even if the test is performed, the external-held water pumping tool is mostly used, because the common diameter phi is less than or equal to 25, the pipe wall is thick (the common wall thickness delta is less than or equal to 2.5), the water pressure test pressure of the heat exchange pipe is high, the test pressure is less than or equal to 50MPa, and the problems of unstable clamping, easy position deviation and common test effect exist.
Therefore, in order to overcome the defects in the prior art, it is necessary to provide a high-pressure heater U-shaped pipe pumping tool with high fixing stability, good sealing performance and good test effect.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the U-shaped pipe pumping tool of the high-pressure heater, which has the advantages of high fixing stability, good sealing performance and good test effect.
The aim of the invention is realized by the following technical scheme: the utility model provides a high-pressure heater U type pipe pump water instrument, includes base, clamping tool and U type pipe, set up the riser, the riser outside interval is provided with the support swash plate, clamping tool includes support, clamp plate, clamping piece, tight piece in top and handle subassembly, the handle subassembly includes first handle subassembly and second handle subassembly, the support includes a horizontal and supporting shoe, the supporting shoe includes first supporting shoe and second supporting shoe, second supporting shoe below is provided with two curb plates, the curb plate lower extreme is fixed to be set up on a horizontal plate, the lower extreme and the base fixed connection of riser, the upper end and the horizontal plate fixed connection of riser, the side of riser and the inboard fixed setting of support swash plate, the fixed first supporting shoe that sets up in horizontal plate upper right-hand member, run through on the first supporting shoe and be provided with first handle subassembly, the first handle component comprises a jacking screw rod, a handle and a handle head, the handle head is arranged at two ends of the handle, the jacking screw rod is arranged in the middle of the handle to form a T-shaped structure, the front end of the jacking screw rod is in contact with the right side surface of the jacking block, the jacking block is provided with a first threaded hole, a through hole and a sealing surface, the pressing plate is connected with the threaded hole in a matched manner through a bolt, one end of the through hole is connected with the inside of a U-shaped pipe, the other end of the through hole is connected with external loading equipment, the sealing surface is in tight contact with the pipe orifice of the U-shaped pipe, the left side of the transverse plate is provided with a clamping block, the clamping block comprises an upper clamping block and a lower clamping block, the lower clamping block is fixedly arranged on the transverse plate, the upper clamping block is symmetrically matched with the lower clamping block to fix the U-shaped pipe in the middle, the upper clamping block is provided with a second threaded hole, the threaded hole is connected with a second handle component, the second handle assembly comprises a pressing screw rod, a handle and a handle head, and the pressing screw rod penetrates through the second supporting plate to be connected with the threaded hole. .
In the above scheme, for optimization, further, the through hole is arranged in the tightening block to be L-shaped.
Further, the middle parts of the upper clamping block and the lower clamping block are provided with pipeline grooves, an anti-slip layer is arranged on the inner side wall of each pipeline groove, and anti-slip convex particles are arranged on the anti-slip layer.
Further, the second supporting block is in threaded connection with the jacking screw rod.
Further, a limiting groove is formed in the inner side of the vertical plate, and the section of the limiting groove is trapezoid.
Further, the first threaded hole and the second threaded hole are threaded blind holes.
Further, a sealing gasket is further arranged on the sealing surface.
Further, the external device comprises a booster pump and a pressure gauge.
The beneficial effects of the invention are as follows: according to the invention, the U-shaped pipe is fixed in multiple aspects by arranging the first handle assembly, the tightening block, the second handle assembly, the clamping block, the pressing plate and the support, so that the multi-dimensional fixing is realized, and the fixing effect is good; the sealing surface of the propping block is provided with the sealing gasket, so that the pipeline opening is propped tightly by the first handle assembly, and the sealing performance is good; the U-shaped pipe pumping tool of the high-pressure heater has the advantages of being high in fixing stability, good in sealing performance and good in test effect, avoiding direct clamping and embedded U-shaped pipe fixing modes, avoiding damage to the pipe, being high in sealing performance and fixing performance, enabling test experimental results to be more accurate and enabling test effects to be better.
Drawings
FIG. 1 is a schematic top view of an overall structure of an embodiment of the present invention;
FIG. 2 is a schematic side view of the overall structure of an embodiment of the present invention;
Fig. 3 is a schematic view of a support structure according to an embodiment of the present invention, wherein fig. a is a front view and fig. B is a side view.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The invention will now be described in further detail by way of specific examples of embodiments in connection with the accompanying drawings.
Examples
The utility model provides a high-pressure heater U type pipe pump water instrument, including base 1, clamping tool 2 and U type pipe 3, clamping tool 2 sets up quantity and is two, carry out the centre gripping to the both ends of U type pipe 3 respectively, the base 1 is gone up the both ends and is set up and set up riser 11, riser 11 interval is provided with support swash plate 4, consolidate and stabilize effect to base 1, clamping tool 2 includes support 5, clamp plate 6, clamping block 7, top tight piece 8, handle subassembly 9, handle subassembly includes first handle subassembly and second handle subassembly, support 5 includes prop up diaphragm 10 and supporting shoe 12, the supporting shoe includes first supporting shoe 121 and second supporting shoe 122, the second supporting shoe 122 below is provided with two curb plates 13, the fixed setting of curb plate 13 lower extreme is on prop up diaphragm 10, the lower extreme and base 1 fixed connection of riser 11 sets up quantity and is two, the upper end and the prop up diaphragm 10 fixed connection of two risers 11, the lateral extremity and the inboard fixed setting of support swash plate 4 of riser 11, the supporting shoe upper end is fixed with first handle subassembly 121 on the first supporting shoe 121 that the first handle is set up to the supporting shoe;
The first handle component comprises a jacking screw rod 14, a handle 15 and a handle head 16, wherein the handle head 16 is arranged at two ends of the handle 15, the jacking screw rod 14 is arranged in the middle of the handle 15 to form a T-shaped structure, the front end of the jacking screw rod 14 is in contact with the right side surface of a jacking block 8, the jacking block 8 is provided with a first threaded hole, a through hole 17 and a sealing surface, the surface, connected with the U-shaped pipe 3, of the through hole 17 is a sealing surface, a pressing plate 6 is connected with the first threaded hole in a matched manner through a bolt 21, one end of the through hole 17 is connected with the inside of the U-shaped pipe 3, the other end of the through hole 17 is connected with external equipment, and particularly, the external equipment comprises a pressurizing pump and a pressure gauge;
Sealing surface and the mouth of pipe in U type pipe 3 in close contact, prop up the diaphragm 10 left side and be provided with clamp block 7, clamp block 7 includes clamp block 71 and lower clamp block 72 down, specifically, it is provided with the pipeline groove to go up clamp block 71 and lower clamp block 72 middle part, set up the skid resistant course on the pipeline groove inside wall, be provided with the skid resistant convex grain on the skid resistant course, carry out the centre gripping to U type pipe 3, when guaranteeing clamping strength, do not damage U type pipe 3 body, lower clamp block 72 is fixed to be set up on prop up the diaphragm 10, go up clamp block 71 and lower clamp block 72 symmetrical cooperation setting, fix U type pipe 3 in the centre, go up clamp block 71 and be provided with the second screw hole, the second screw hole is connected with the second handle subassembly, the second handle subassembly is including compressing tightly lead screw 18, handle 15 and handle head 16, compressing tightly lead screw 18 and second screw hole are connected, through adjusting the second handle subassembly, press from both sides clamp block 7, thereby it is tight to press from both sides to U type pipe 3.
In the present embodiment, in the above-described scheme, specifically, the through hole 17 is provided in the knock-up block 7 in an L-shape.
Specifically, the supporting block 12 is connected with the jacking screw rod 14 in a threaded manner.
Specifically, limiting grooves 19 are formed in the inner sides of the vertical plates 11, the cross sections of the limiting grooves 19 are trapezoid, the pressing plates are prevented from being displaced, and the fixing stability of the pressing plates is improved.
Specifically, the first threaded hole and the second threaded hole are threaded blind holes.
Specifically, a sealing gasket 20 is further arranged on the sealing surface, so that the tightness of the pipe orifice of the U-shaped pipe 3 is improved.
Working implementation principle: firstly, the two ends of a U-shaped pipe of a heater to be tested are respectively pressed and fastened on a base and a supporting transverse plate by utilizing the rotation of a pressing screw rod, a handle and a handle head in a second handle assembly, then the first handle assembly comprises a pressing screw rod, the handle head and a pressing block, a sealing surface of the pressing block is tightly contacted with a U-shaped pipe orifice, the pressing screw rod is rotated to press the pressing block tightly, the U-shaped pipe orifice is ensured to be sealed, then the position of the pressing block is fixed by utilizing a pressing plate and a bolt, after multiple fixing, through holes on the pressing block are connected, one connecting a pressurizing pump and the other connecting a pressure meter, the U-shaped pipe is subjected to pressure test, the stability is good, the sealing performance is high, the test data is accurate, and the data and the material support can be provided for the subsequent use.
The summary is as follows: according to the invention, the U-shaped pipe is fixed in multiple aspects by arranging the first handle assembly, the pushing block, the second handle assembly, the clamping block and the pressing plate, so that the multi-dimensional fixing is realized, and the fixing effect is good; the sealing surface of the propping block is provided with the sealing gasket, and the propping block is propped against the sealing gasket through the first handle assembly, so that the tightness of the sealing gasket is ensured, and the sealing performance of the pipeline opening is good; the U-shaped pipe water pumping tool of the high-pressure heater has the advantages of being high in fixing stability, good in sealing performance and good in testing effect, being suitable for the technical field of water pumping tools, and being capable of avoiding damage caused by direct clamping and an embedded U-shaped pipe fixing mode, avoiding damage to the pipe, being good in protection performance, avoiding damage to the pipe, being high in sealing performance, enabling test experimental results to be more accurate, and being good in testing effect.
The foregoing is merely a preferred embodiment of the invention, and it is to be understood that the invention is not limited to the form disclosed herein but is not to be construed as excluding other embodiments, but is capable of numerous other combinations, modifications and environments and is capable of modifications within the scope of the inventive concept, either as taught or as a matter of routine skill or knowledge in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (6)
1. The utility model provides a high-pressure heater U type pipe pumping instrument, its characterized in that includes base, clamping instrument and U type pipe, both ends set up the riser about on the base, riser outside interval is provided with the support swash plate, clamping instrument includes support, clamp plate, clamping piece, tight piece in top and handle subassembly, the handle subassembly includes first handle subassembly and second handle subassembly, the support includes a diaphragm, supporting shoe, the supporting shoe includes first supporting shoe and second supporting shoe, second supporting shoe below is provided with two curb plates, curb plate lower extreme fixed setting is on a diaphragm, the lower extreme and the base fixed connection of riser, the upper end and the diaphragm fixed connection of riser, the side end and the inboard fixed setting of support swash plate of riser, the fixed first supporting shoe that sets up in right-hand member on the diaphragm, the last first handle subassembly that runs through of being provided with of first supporting shoe, the first handle component comprises a jacking screw rod, a handle and a handle head, the handle head is arranged at two ends of the handle, the jacking screw rod is arranged in the middle of the handle to form a T-shaped structure, the front end of the jacking screw rod is in contact with the right side surface of the jacking block, the jacking block is provided with a first threaded hole, a through hole and a sealing surface, the pressing plate is connected with the threaded hole in a matched manner through a bolt, one end of the through hole is connected with the inside of a U-shaped pipe, the other end of the through hole is connected with external loading equipment, the sealing surface is in tight contact with the pipe orifice of the U-shaped pipe, the left side of the transverse plate is provided with a clamping block, the clamping block comprises an upper clamping block and a lower clamping block, the lower clamping block is fixedly arranged on the transverse plate, the upper clamping block and the lower clamping block are symmetrically matched to fix the U-shaped pipe in the middle, the upper clamping block is provided with a second threaded hole, the second threaded hole is connected with a second handle assembly, the second handle assembly comprises a pressing screw rod, a handle and a handle head, and the pressing screw rod penetrates through the second supporting plate to be connected with the threaded hole;
the through hole is arranged in the jacking block in an L shape;
the middle parts of the upper clamping block and the lower clamping block are provided with pipeline grooves, the inner side walls of the pipeline grooves are provided with anti-slip layers, and the anti-slip layers are provided with anti-slip convex particles;
the inner side of the vertical plate is provided with a limiting groove, and the section of the limiting groove is trapezoid.
2. The water pumping tool for the U-shaped pipe of the high-pressure heater according to claim 1, wherein the number of the clamping tools is two, and the two ends of the U-shaped pipe are respectively clamped.
3. The U-tube pumping tool of claim 1 wherein said second support block is threadably connected to said jack screw.
4. The high pressure heater U-tube pumping tool of claim 1 wherein said first and second threaded bores are blind threaded bores.
5. The high pressure heater U-tube pumping tool of claim 1 wherein said sealing surface is further provided with a gasket seal.
6. The high pressure heater U-tube pumping tool of claim 1 wherein said off-board device comprises a booster pump and a pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073579.3A CN110842811B (en) | 2019-11-06 | 2019-11-06 | High-pressure heater U-shaped pipe pump water tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073579.3A CN110842811B (en) | 2019-11-06 | 2019-11-06 | High-pressure heater U-shaped pipe pump water tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110842811A CN110842811A (en) | 2020-02-28 |
| CN110842811B true CN110842811B (en) | 2024-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911073579.3A Active CN110842811B (en) | 2019-11-06 | 2019-11-06 | High-pressure heater U-shaped pipe pump water tool |
Country Status (1)
| Country | Link |
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| CN (1) | CN110842811B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102380833A (en) * | 2011-10-21 | 2012-03-21 | 中山市科力高自动化设备有限公司 | Double-clamp type U-shaped tube locking device |
| CN102717350A (en) * | 2012-06-06 | 2012-10-10 | 中山市科力高自动化设备有限公司 | Novel U-type tube locking device |
| CN204673510U (en) * | 2015-04-30 | 2015-09-30 | 芜湖文达精密机械科技有限公司 | A kind of U-shaped pipe clamping device |
| CN105215889A (en) * | 2015-11-02 | 2016-01-06 | 沈阳航天新光集团有限公司 | Cooling turbine test integrated clamp |
| CN105364580A (en) * | 2015-12-07 | 2016-03-02 | 吴中区光福华宇钣金厂 | Clamp for three-way machine |
| CN105458589A (en) * | 2016-01-06 | 2016-04-06 | 柳州市超群汽车配件有限责任公司 | Dumping gear welding clamp for automobile additional seats and method for assembling dumping gear by using same |
| CN205271795U (en) * | 2015-11-29 | 2016-06-01 | 重庆市永川区华益机械铸造有限责任公司 | U -shaped spare anchor clamps |
| CN206296692U (en) * | 2016-11-25 | 2017-07-04 | 天津市林青合金制品有限公司 | A kind of molding machine processes clamping device |
| CN107538384A (en) * | 2017-10-11 | 2018-01-05 | 彭耀芬 | A kind of fixing device of auto parts machinery processing |
| CN211940535U (en) * | 2019-11-06 | 2020-11-17 | 四川川锅锅炉有限责任公司 | U-shaped pipe water pumping tool of high-pressure heater |
-
2019
- 2019-11-06 CN CN201911073579.3A patent/CN110842811B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102380833A (en) * | 2011-10-21 | 2012-03-21 | 中山市科力高自动化设备有限公司 | Double-clamp type U-shaped tube locking device |
| CN102717350A (en) * | 2012-06-06 | 2012-10-10 | 中山市科力高自动化设备有限公司 | Novel U-type tube locking device |
| CN204673510U (en) * | 2015-04-30 | 2015-09-30 | 芜湖文达精密机械科技有限公司 | A kind of U-shaped pipe clamping device |
| CN105215889A (en) * | 2015-11-02 | 2016-01-06 | 沈阳航天新光集团有限公司 | Cooling turbine test integrated clamp |
| CN205271795U (en) * | 2015-11-29 | 2016-06-01 | 重庆市永川区华益机械铸造有限责任公司 | U -shaped spare anchor clamps |
| CN105364580A (en) * | 2015-12-07 | 2016-03-02 | 吴中区光福华宇钣金厂 | Clamp for three-way machine |
| CN105458589A (en) * | 2016-01-06 | 2016-04-06 | 柳州市超群汽车配件有限责任公司 | Dumping gear welding clamp for automobile additional seats and method for assembling dumping gear by using same |
| CN206296692U (en) * | 2016-11-25 | 2017-07-04 | 天津市林青合金制品有限公司 | A kind of molding machine processes clamping device |
| CN107538384A (en) * | 2017-10-11 | 2018-01-05 | 彭耀芬 | A kind of fixing device of auto parts machinery processing |
| CN211940535U (en) * | 2019-11-06 | 2020-11-17 | 四川川锅锅炉有限责任公司 | U-shaped pipe water pumping tool of high-pressure heater |
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| Publication number | Publication date |
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| CN110842811A (en) | 2020-02-28 |
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