CN220151421U - Wet-type blast pipe pumping pressure instrument of high-speed machine - Google Patents
Wet-type blast pipe pumping pressure instrument of high-speed machine Download PDFInfo
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- CN220151421U CN220151421U CN202321124555.8U CN202321124555U CN220151421U CN 220151421 U CN220151421 U CN 220151421U CN 202321124555 U CN202321124555 U CN 202321124555U CN 220151421 U CN220151421 U CN 220151421U
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- sealing
- wet
- cover plate
- exhaust pipe
- shaped
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- 238000005086 pumping Methods 0.000 title claims abstract description 19
- 238000002347 injection Methods 0.000 claims abstract description 19
- 239000007924 injection Substances 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 79
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 66
- 229910052742 iron Inorganic materials 0.000 claims description 33
- 239000000498 cooling water Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 12
- 230000008859 change Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000005336 cracking Methods 0.000 abstract description 4
- 238000005266 casting Methods 0.000 abstract description 3
- 238000003326 Quality management system Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of quality detection tools of matched parts of marine diesel engines, and discloses a wet exhaust pipe pumping pressure tool of a high-speed engine. According to the utility model, the special injection hole is used for injecting liquid inwards by using the external pressure pumping device and observing the pressure change of the liquid, so that the quality problems such as tissue structure change and component cracking and the like generated in the casting process can be prevented by a simple and reliable detection mode, meanwhile, the operation is simple, the reliability is high, the requirements of actual production and manufacturing of a diesel engine and weapon equipment of a quality management system are met, and meanwhile, the workload of staff in detection is reduced, so that the detection efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of quality detection tools of matched parts of marine diesel engines, in particular to a pumping tool of a wet exhaust pipe of a high-speed machine.
Background
Marine diesel engines are used as a power source for ships, wherein marine high-speed diesel engines are mainly applied to high-speed ships and special ships, and a compact layout is one of characteristics of maintaining high-speed running. Under the compact design, the difficulty of each part of the high-speed machine is huge in the manufacturing process, and particularly the quality problems of material structure change, part cracking and the like are easy to generate in the casting process, and often the problems are difficult to find in the machining process and static nondestructive detection, the parts are required to be detected under the condition of adopting a simulated working condition, and the exhaust mode of a ship is divided into dry exhaust and wet exhaust, wherein the wet exhaust is generally carried out water-gas mixing at a proper position at the rear part of pressurization, and then the wet exhaust is carried out by using an excessively wet silencing barrel to reach two sides or the tail part.
However, the wet exhaust pipe needs to use the exhaust cavity to transport and discharge the exhaust gas and cool the cavity and cool the exhaust gas, but the wet exhaust pipe is damaged due to the influence of high-temperature gas when in use, so that in order to ensure the normal use of the wet exhaust pipe of the high-speed machine, whether the cavity has quality problems needs to be detected, and a special pumping tool meeting the design requirements is needed.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a wet exhaust pipe pumping pressure tool of a high-speed machine, which has the advantages of simplifying the detection operation, improving the reliability of the detection result and reducing the workload of staff in detection, and solves the problems in the prior art.
The utility model provides the following technical scheme: the utility model provides a high-speed machine wet-type blast pipe pumping pressure instrument, includes wet-type blast pipe, exhaust chamber way shutoff instrument, cooling water chamber way shutoff instrument, exhaust chamber way shutoff instrument comprises apron subassembly and V type clamp, the apron subassembly passes through V type clamp and is connected with wet-type blast pipe, cooling water chamber way shutoff instrument includes shrouding and sealed lid, the inner wall screw thread of shrouding has cup jointed fixing bolt, and the outer wall that sealing plate one end was kept away from to fixing bolt cup joints with wet-type blast pipe screw thread.
Preferably, the cover plate assembly comprises a first cover plate and a second cover plate, wherein an oblique angle is arranged on the periphery of the cover plate assembly, the configuration angle is in mirror symmetry with the oblique angle of the vent cavity channel orifice, and the first cover plate is provided with a liquid injection port and injection port threads.
Preferably, the V-shaped clamp is composed of two-section iron bars, a trunnion, a T-shaped bolt, a nut and four-section V-shaped iron bars, wherein the two-section iron bars are connected with the T-shaped bolt and the nut through the trunnion welded on the two-section iron bars to form a ring, and the four-section V-shaped iron bars are uniformly distributed in the two-section iron bars.
Preferably, the back of the sealing plate is provided with a plane sealing gasket positioned on the front of the wet exhaust pipe, the front of the sealing plate is provided with a plug, and the sealing plate is provided with a liquid injection opening and a sealing threaded hole of an injection angle valve.
Preferably, a sealing hole is formed in the wet exhaust pipe, a sealing cover is arranged in the sealing hole, and a sealing gasket is covered on the pipe orifice plane of the wet exhaust pipe.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the special injection hole is used for injecting liquid inwards by using the external pressure pumping device and observing the pressure change of the liquid, so that the quality problems such as tissue structure change and component cracking and the like generated in the casting process can be prevented by a simple and reliable detection mode, meanwhile, the operation is simple, the reliability is high, the requirements of actual production and manufacturing of a diesel engine and weapon equipment of a quality management system are met, and meanwhile, the workload of staff in detection is reduced, so that the detection efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a view of a V-clip of the present utility model;
FIG. 3 is a top view of a wet stack according to the present utility model;
FIG. 4 is a top view of the seal cap of the present utility model;
FIG. 5 is a perspective view of a closure plate of the present utility model;
fig. 6 is a schematic view of the seal cap of the present utility model.
In the figure: 1. a first cover plate; 2. a second cover plate; 3. a sealing gasket; 4. v-shaped clamp; 5. a sealing plate; 6. a planar sealing gasket; 7. a wet exhaust pipe; 8. a fixing bolt; 9. a stuffiness plug; 10. sealing cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, 4 and 5, a pumping tool for a wet exhaust pipe of a high-speed machine comprises a wet exhaust pipe 7, an exhaust cavity channel plugging tool and a cooling cavity channel plugging tool, wherein the exhaust cavity channel plugging tool consists of a cover plate component and a V-shaped clamp 4, the V-shaped size of the V-shaped clamp 4 is combined with the shape of a combined cover plate component and an exhaust cavity channel orifice of the wet exhaust pipe, the cover plate component is connected with the wet exhaust pipe 7 through the V-shaped clamp 4, the cooling cavity channel plugging tool comprises a sealing plate 5 and a sealing cover 10, the sealing cover 10 seals a sealing hole of the wet exhaust pipe through elastic deformation of a material of the sealing cover 10, a fixing bolt 8 is sleeved on the inner wall thread of the sealing plate 5, and the outer wall of one end, far away from the sealing plate 5, of the fixing bolt 8 is sleeved on the outer wall thread of the wet exhaust pipe 7.
The cover plate assembly comprises a first cover plate 1 and a second cover plate 2, the diameter of the cover plate assembly is matched with the diameter of an outlet orifice of the exhaust cavity of the wet exhaust pipe, an oblique angle is designed on the periphery of the cover plate assembly and matched with the oblique angle of the orifice of the exhaust cavity of the wet exhaust pipe to form a V shape, the upper periphery of the cover plate assembly is provided with the oblique angle, the configuration angle is in mirror symmetry with the oblique angle of the orifice of the exhaust cavity, and a liquid injection port and an injection port thread are formed in the first cover plate 1.
Referring to fig. 2 and 3, the V-shaped clip 4 is formed by two sections of iron bars, a trunnion, a T-shaped bolt, a nut and four sections of V-shaped iron bars, the two sections of iron bars are connected with the T-shaped bolt and the nut through the trunnion welded on the two sections of iron bars to form a ring, the four sections of V-shaped iron bars are uniformly distributed in the two sections of iron bars to form a V-shaped clip structure together, the four sections of V-shaped iron bars with corresponding dimensions are designed according to the size and the shape of the vent cavity channel orifice, the V-shaped iron bars can be attached to the V-shaped bevel shape of the cover plate assembly and the vent cavity channel after installation, the two sections of iron bars are bent to be round, simultaneously, the trunnion is welded at two ends of each section of iron bar, the T-shaped bolt is fixed on the trunnion, the two ends of the iron bars are combined in a semicircle, the four sections of V-shaped iron bars are uniformly distributed in the two ends of the iron bars, and the bolt and the nut are combined and fixed together to form the V-shaped clip 4.
The back of the sealing plate 5 is provided with a plane sealing gasket 6 positioned on the front of the wet exhaust pipe 7, the front of the sealing plate 5 is provided with a plug 9, the sealing plate 5 is provided with a liquid injection port and a sealing threaded hole of an injection angle valve, bolt hole positions are configured according to the external hole system of the wet exhaust pipe, and the sealing plate is fastened and matched by bolts and nuts.
Referring to fig. 6, a sealing hole is formed in the wet exhaust pipe 7, a sealing cover 10 is disposed in the sealing hole, the sealing cover 10 is elastically deformed by its own material to seal the sealing hole on the wet exhaust pipe, and a sealing gasket 3 is covered on a pipe orifice plane of the wet exhaust pipe 7.
Working principle: in use, the pumping pressure partial decomposition of the wet stack 7 is divided into two parts: the air cavity channel and the cooling water cavity channel, firstly, corresponding plugging tools are used according to different positions of the plugged wet exhaust pipe 7, cover plate components with corresponding sizes are designed according to the size and the appearance of the opening of the exhaust cavity channel, oblique angles are designed on the upper periphery of the cover plate components, the arrangement angles of the cover plate components are mirror symmetry with the oblique angles of the opening of the exhaust cavity channel, the exhaust cavity channel shares two end outlets, so that the first cover plate 1 is required to be provided with a liquid injection port and a sealing threaded hole of an injection angle valve, when in use, the two end cover plate components cover the opening flange of the exhaust cavity channel, a sealing gasket 3 is placed therein for sealing, then, the cover plate components and the wet exhaust pipe opening flange are combined and fixed by using V-shaped clamp 4, the V-shaped clamp 4 is combined by using bolts and nuts, four sections of V-shaped iron strips with corresponding sizes are designed according to the size and the appearance of the opening of the exhaust cavity channel, the V-shaped iron strips can be attached to the V-shaped oblique angles after the cover plate components and the exhaust cavity channel are combined, the two sections of the iron strips are bent to be round, meanwhile, the two ends of each section iron strip are welded to the trunnion, the T-shaped bolts are fixed, the two end iron strips are semi-round, the four sections of the iron strips are combined, the four sections of the V-shaped iron strips are arranged at the two ends, the two end iron strips are matched and are matched with the sealing holes, the sealing holes are matched with the corresponding sealing gasket 5, the sealing gasket 5 is designed, the sealing gasket 5 is arranged on the sealing plate 5, the sealing plate 5 is arranged, the sealing plate 5 is fixed by the sealing plate, and the water hole is matched sealing plate 5, and the sealing plate 5 is matched with the sealing plate 5, and the sealing plate is matched and the sealing hole. The sealing plate 5 is required to be provided with a liquid injection port and a sealing threaded hole of an injection angle valve, a sealing hole is arranged on a cooling water cavity channel, the sealing cover 10 is provided according to the size of the sealing hole of the wet exhaust pipe, the sealing cover 10 is matched with the sealing hole on the wet exhaust pipe for sealing through elastic deformation of self materials, the sealing cover 10 is formed by stamping, finally, a cover plate assembly plate is used for sealing a water outlet of the exhaust cavity channel of the wet exhaust pipe, a V-shaped clamp 4 is used for connecting the cover plate assembly plate with the wet exhaust pipe, the pressurized cover plate assembly is prevented from being pressed and escaping, then the sealing plate 5 is used for sealing the cooling water cavity of the wet exhaust pipe, a fixing bolt 8 is used for connecting the sealing plate 5 with threads on the wet exhaust pipe 7, the pressurized back sealing plate 5 is prevented from escaping under pressure, the sealing cover 10 is plugged into the sealing hole of the wet exhaust pipe 7 in a cold sleeve manner, the sealing hole is sealed by deformation of materials of the sealing cover 10, the water outlet end of the pumping device is respectively connected with the liquid injection port of the cover plate assembly and the liquid injection port of the sealing plate 5 through external pumping equipment, namely, liquid is injected into the cavity of the wet exhaust pipe 7, the pressure value of water is detected, water is pumped into the cavity of the exhaust pipe 7 and the cooling water cavity respectively until the cavity is full, the pumping equipment continues to slowly pressurize and stays for more than 30 minutes, no obvious pressure drop of the pressure gauge is observed, namely, no leakage condition exists, and no quality problem of the wet exhaust pipe due to material shrinkage cracking and the like exists.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Meanwhile, in the drawings of the present utility model, the filling pattern is only for distinguishing the layers, and is not limited in any way.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a high-speed machine wet-type blast pipe pumping pressure instrument, includes wet-type blast pipe (7), exhaust cavity way shutoff instrument, cooling water cavity way shutoff instrument, its characterized in that: the exhaust cavity plugging tool consists of a cover plate assembly and a V-shaped clamp (4), the cover plate assembly is connected with a wet exhaust pipe (7) through the V-shaped clamp (4), the cooling cavity plugging tool comprises a sealing plate (5) and a sealing cover (10), a fixing bolt (8) is sleeved on the inner wall of the sealing plate (5) in a threaded manner, and the outer wall of one end, far away from the sealing plate (5), of the fixing bolt (8) is sleeved on the outer wall of the end, far away from the sealing plate (5), of the wet exhaust pipe (7) in a threaded manner.
2. A high speed machine wet stack pumping tool as defined in claim 1 wherein: the cover plate assembly comprises a first cover plate (1) and a second cover plate (2), wherein an oblique angle is arranged on the periphery of the cover plate assembly, the configuration angle and the vent cavity channel orifice oblique angle are in mirror symmetry, and a liquid injection port and an injection port thread are formed in the first cover plate (1).
3. A high speed machine wet stack pumping tool as defined in claim 1 wherein: the V-shaped clamp (4) is composed of two-section iron bars, a trunnion, a T-shaped bolt, a nut and four-section V-shaped iron bars, wherein the two-section iron bars are connected with the T-shaped bolt and the nut through the trunnion welded on the two-section iron bars to form a ring, and the four-section V-shaped iron bars are uniformly distributed in the two-section iron bars.
4. A high speed machine wet stack pumping tool as defined in claim 1 wherein: the back of shrouding (5) is provided with planar seal gasket (6) that are located wet-type blast pipe (7) openly, the sealing plug (9) are installed in the front of shrouding (5), be provided with the sealed screw hole of liquid filling opening and injection angle valve on shrouding (5).
5. A high speed machine wet stack pumping tool as defined in claim 1 wherein: the wet-type exhaust pipe (7) is provided with a sealing hole, a sealing cover (10) is arranged in the sealing hole, and a sealing gasket (3) is covered on the pipe orifice plane of the wet-type exhaust pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321124555.8U CN220151421U (en) | 2023-05-11 | 2023-05-11 | Wet-type blast pipe pumping pressure instrument of high-speed machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321124555.8U CN220151421U (en) | 2023-05-11 | 2023-05-11 | Wet-type blast pipe pumping pressure instrument of high-speed machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220151421U true CN220151421U (en) | 2023-12-08 |
Family
ID=89019398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321124555.8U Active CN220151421U (en) | 2023-05-11 | 2023-05-11 | Wet-type blast pipe pumping pressure instrument of high-speed machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220151421U (en) |
-
2023
- 2023-05-11 CN CN202321124555.8U patent/CN220151421U/en active Active
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