CN220794541U - Plugging structure for sealing test of engine cylinder water channel - Google Patents
Plugging structure for sealing test of engine cylinder water channel Download PDFInfo
- Publication number
- CN220794541U CN220794541U CN202322471249.8U CN202322471249U CN220794541U CN 220794541 U CN220794541 U CN 220794541U CN 202322471249 U CN202322471249 U CN 202322471249U CN 220794541 U CN220794541 U CN 220794541U
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- hole
- water channel
- exhaust
- screw
- cylinder body
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- 238000007789 sealing Methods 0.000 title claims abstract description 32
- 238000012360 testing method Methods 0.000 title claims abstract description 22
- 238000001514 detection method Methods 0.000 claims abstract description 25
- 230000000903 blocking effect Effects 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229920000742 Cotton Polymers 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 210000003746 feather Anatomy 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 9
- 238000005266 casting Methods 0.000 description 5
- 239000004576 sand Substances 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Testing Of Engines (AREA)
Abstract
The utility model belongs to the field of engine cylinder sealing test, and discloses a plugging structure for engine cylinder water channel sealing test, which comprises a plugging plate for sealing a water channel at the top of a cylinder and a screw for fixing the plugging plate to a screw hole at the top of the cylinder, wherein a sealing ring is arranged between the plugging plate and the screw hole, and a sealing belt is arranged between the plugging plate and the water channel; the middle part of the screw is provided with a through hole which penetrates through, the head part of the through hole is provided with a counter bore near the through hole, a block is fixedly arranged in the counter bore, the block is provided with an exhaust hole, and an exhaust indication assembly is fixedly arranged at the outer hole opening of the exhaust hole; the water detection component is also arranged on one side of the blocking block, which is positioned on the exhaust indication component in a plug-in mode. According to the utility model, the blocking plate is fixed through the screw, when high-pressure gas is used as a detection medium, the exhaust indicating assembly is used for detecting whether exhaust exists in the screw hole, and when pressurized water is used as a detection medium, the water detecting assembly is used for detecting whether water seepage exists in the screw hole, so that the problem of detecting defects between the screw hole and a water channel is solved.
Description
Technical Field
The utility model relates to the field of engine cylinder body sealing test, in particular to a plugging structure for an engine cylinder body water channel sealing test.
Background
The engine is used for detecting the air tightness of the water channel of the cylinder body in the manufacturing process, and is used for detecting whether casting defects such as sand holes, shrinkage cavities, cracks and the like exist in the water channel of the cylinder body or not, and assembling tightness is achieved after the engine is assembled with the cylinder sleeve.
At present, screw shutoff at cylinder body top is adopted to the closure plate, let in to detect the medium and carry out the leakproofness and detect in the water course, detect the medium and be high-pressure air or pressurized water usually, but adopt traditional set screw fixed closure plate, will unable detect casting defects such as sand hole, shrinkage cavity, crackle between department cylinder cap screw and the water course, if casting defects appear here, the engine is at the back of operation, the cooling water in the cylinder body can get into cylinder body screw hole through these defects, and then corrode cylinder body screw hole and cylinder head connecting screw, lead to cylinder head screw tightening force loosen, finally influence the cylinder head and use, cause the engine to scrap even.
Based on the plugging structure, the plugging structure for the sealing test of the engine cylinder water channel is provided, and the detection of casting defects between the screw hole for fixing the plugging plate and the water channel is realized.
Disclosure of utility model
The utility model aims to solve the technical problems existing in the prior art. Therefore, the utility model provides the plugging structure for the sealing test of the water channel of the engine cylinder body, which realizes the detection of casting defects between the screw hole for fixing the plugging plate and the water channel.
The technical scheme adopted for solving the technical problems is as follows:
The plugging structure for sealing and testing various engine cylinder water channels comprises a plugging plate for sealing a cylinder top water channel and a screw for fixing the plugging plate to a screw hole at the top of the cylinder, wherein a sealing ring is arranged between the plugging plate and the screw hole, and a sealing belt is arranged between the plugging plate and the water channel; the middle part of the screw is provided with a through hole which penetrates through, the head part of the through hole is provided with a counter bore near the through hole, a block is fixedly arranged in the counter bore, the block is provided with an exhaust hole, and an exhaust indication assembly is fixedly arranged at an outer side orifice of the exhaust hole; the water detection assembly is also arranged on one side of the blocking block, which is positioned on the exhaust indication assembly in a plug-in mode.
In a preferred embodiment of the present utility model, the exhaust indication assembly includes a transparent cylinder with an opening at one end and a light indicator disposed in the cylinder, a vent hole is disposed at the top of the cylinder, a flange is disposed at the opening end of the cylinder, and the cylinder is fastened to the block by a screw after being reversely fastened to the vent hole of the block.
Preferably, the light indicator is a light sphere or a nap or a feather.
Preferably, the cylinder is made of transparent acrylic material.
In a preferred embodiment of the present utility model, the moisture detecting assembly includes a conduit, a fixing plug and a cotton rope, the cotton rope is inserted into the conduit, the conduit movably penetrates through the block, the fixing plug is disposed on the conduit and is used for fixing the conduit on the block, and the fixing plug is connected with the block in a plug-and-plug manner.
Preferably, the fixing plug is a rubber plug.
Preferably, the length of the cotton rope is greater than the depth of the screw hole, and one end of the cotton rope, which is close to the blocking piece, is exposed out of the guide pipe.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, the blocking plate is fixed through the screw, when high-pressure gas is used as a detection medium, the exhaust indication assembly is used for detecting whether exhaust exists in the screw hole, and when pressurized water is used as a detection medium, the water detection assembly is used for detecting whether water seepage exists in the screw hole, so that the problem that defects between the screw hole and a water channel cannot be detected due to the fact that the screw hole is blocked by a conventional screw is solved;
2. when high-pressure air is used as a detection medium, if the air in the screw hole is discharged, a light indicator in the cylinder body floats and can be visually seen;
3. When the pressurized water is used as a detection medium, the moisture detection component can be pulled out in any time period of detection to check whether the cotton rope absorbs moisture or not, and can also check whether the top of the cotton rope is soaked or not after the test is finished.
Drawings
For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a cross-sectional view of a plugging structure for engine block water channel sealing test provided by the utility model;
Fig. 2 is a partial enlarged view at H provided in fig. 1.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, 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 utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
The embodiment provides a plugging structure for sealing and testing a water channel of an engine cylinder body, which comprises a plugging plate 2 for sealing a water channel 10 at the top of the cylinder body 1 and a screw 3 for fixing the plugging plate 2 to a screw hole 11 at the top of the cylinder body 1, wherein a sealing ring 4 is arranged between the plugging plate 2 and the screw hole and used for sealing among the plugging plate, the screw and the screw hole, and a sealing belt 5 is arranged between the plugging plate 2 and the water channel 10 and used for sealing among the plugging plate and the water channel.
In order to realize the defect detection to the screw hole that is used for installing the closure plate, this embodiment is in the middle part of screw 3 is equipped with the through-hole 3.0 that runs through, through-hole 3.0 is close to its head and is equipped with counter bore 3.1, fixed mounting has closure 6 in the counter bore 3.1, be equipped with exhaust hole 6.1 on the closure 6, the outside drill way fixed mounting of exhaust hole 6.1 has exhaust indication component 7, and accessible exhaust indication component detects whether the screw has the exhaust to produce when adopting high-pressure gas to detect the medium at the in-process of test.
Preferably, as shown in fig. 2, the exhaust indication assembly 7 includes a transparent cylinder 7.1 with an opening at one end and a light indicator 7.2 disposed in the cylinder, a vent hole is disposed at the top of the cylinder, a flange flanging is disposed at the opening end of the cylinder, and the cylinder 7.1 is reversely buckled on the exhaust hole 6.1 of the blocking piece 6 and then is fixed on the blocking piece 6 by a screw. When the screw holes are exhausted, the light indicator floats and can be seen by human eyes.
Preferably, the light indicator 7.2 is a light sphere or a nap or a feather.
Preferably, the cylinder 7.1 is made of transparent acrylic material.
Example 2
In this embodiment, unlike embodiment 1, a water detection component 8 is provided on the plug 6 in a plug-in manner, and the water detection component can be used to detect whether water seepage occurs in the screw hole in the testing process when pressurized water is used as a detection medium.
Preferably, as shown in fig. 2, the moisture detecting assembly 8 includes a conduit 8.1, a fixing plug 8.2 and a cotton rope 8.3, the cotton rope 8.3 is inserted into the conduit 8.1, the conduit 8.1 movably penetrates through the blocking piece 6, the fixing plug 8.2 is arranged on the conduit 8.1 and is used for fixing the conduit 8.1 on the blocking piece 6, and the fixing plug 8.2 is connected with the blocking piece 6 in a plug-and-pull mode. The moisture detecting assembly of this embodiment can be pulled out during any period of time of detection to see if the cotton string absorbs moisture or if the top of the cotton string is wet after testing.
Preferably, the fixing plug 8.2 is a rubber plug.
Preferably, the length of the cotton rope 8.3 is greater than the depth of the screw hole, and one end of the cotton rope 8.3 close to the plugging block 6 exposes the guide pipe 8.1.
Example 3
In the present embodiment, unlike in embodiment 1 and embodiment 2, the blocking block 6 is provided with an exhaust hole 6.1, and an exhaust indication assembly 7 is fixedly installed at an outer side orifice of the exhaust hole 6.1; meanwhile, a water detection assembly 8 is also arranged on one side of the blocking piece 6, which is positioned on the exhaust indication assembly 7 in a plug-in mode.
The structure of the exhaust gas indicating assembly in the present embodiment is referred to embodiment 1; the structure of the moisture detection assembly is described with reference to example 2. In the embodiment, the exhaust indication assembly and the moisture detection assembly are arranged on the blocking block at the same time, so that the detection requirement of any detection medium of high-pressure air or pressure water is met.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.
Claims (7)
1. The plugging structure for sealing and testing the water channel of the engine cylinder body comprises a plugging plate for sealing the water channel at the top of the cylinder body and a screw for fixing the plugging plate to a screw hole at the top of the cylinder body, wherein a sealing ring is arranged between the plugging plate and the screw hole, and a sealing belt is arranged between the plugging plate and the water channel; the method is characterized in that: the middle part of the screw is provided with a through hole which penetrates through, the head part of the through hole is provided with a counter bore near the through hole, a block is fixedly arranged in the counter bore, the block is provided with an exhaust hole, and an exhaust indication assembly is fixedly arranged at an outer side orifice of the exhaust hole;
the water detection assembly is also arranged on one side of the blocking block, which is positioned on the exhaust indication assembly in a plug-in mode.
2. The plugging structure for engine block water channel sealing test of claim 1, wherein: the exhaust indicating assembly comprises a transparent cylinder body with one open end and a light indicator arranged in the cylinder body, a vent hole is formed in the top of the cylinder body, a flange flanging is arranged at the open end of the cylinder body, and the cylinder body is reversely buckled on the exhaust hole of the blocking body and then is fixed on the blocking body through screws.
3. The plugging structure for engine block water channel sealing test of claim 2, wherein: the light indicator is a light sphere or a fluff or a feather.
4. The plugging structure for engine block water channel sealing test of claim 2, wherein: the cylinder body is made of transparent acrylic materials.
5. The plugging structure for engine block water channel sealing test of claim 1, wherein: the water detection assembly comprises a guide pipe, a fixing plug and a cotton rope, wherein the cotton rope is arranged in the guide pipe in a penetrating mode, the guide pipe movably penetrates through the blocking block, the fixing plug is arranged on the guide pipe and used for fixing the guide pipe on the blocking block, and the fixing plug is connected with the blocking block in a plug-and-plug mode.
6. The plugging structure for engine block water channel sealing test according to claim 5, wherein: the fixed plug adopts a rubber plug.
7. The plugging structure for engine block water channel sealing test according to claim 5, wherein: the length of the cotton rope is greater than the depth of the screw hole, and one end of the cotton rope, which is close to the blocking, is exposed out of the guide pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322471249.8U CN220794541U (en) | 2023-09-12 | 2023-09-12 | Plugging structure for sealing test of engine cylinder water channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322471249.8U CN220794541U (en) | 2023-09-12 | 2023-09-12 | Plugging structure for sealing test of engine cylinder water channel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220794541U true CN220794541U (en) | 2024-04-16 |
Family
ID=90633702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322471249.8U Active CN220794541U (en) | 2023-09-12 | 2023-09-12 | Plugging structure for sealing test of engine cylinder water channel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220794541U (en) |
-
2023
- 2023-09-12 CN CN202322471249.8U patent/CN220794541U/en active Active
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