CN115370474A - Fastening structure for connecting air cooler and scavenging box and diesel engine - Google Patents
Fastening structure for connecting air cooler and scavenging box and diesel engine Download PDFInfo
- Publication number
- CN115370474A CN115370474A CN202211016721.2A CN202211016721A CN115370474A CN 115370474 A CN115370474 A CN 115370474A CN 202211016721 A CN202211016721 A CN 202211016721A CN 115370474 A CN115370474 A CN 115370474A
- Authority
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- China
- Prior art keywords
- air cooler
- scavenging
- fastening structure
- diesel engine
- box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000002000 scavenging effect Effects 0.000 title claims abstract description 79
- 241000237983 Trochidae Species 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B67/00—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B29/00—Engines characterised by provision for charging or scavenging not provided for in groups F02B25/00, F02B27/00 or F02B33/00 - F02B39/00; Details thereof
- F02B29/04—Cooling of air intake supply
- F02B29/045—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly
- F02B29/0475—Constructional details of the heat exchangers, e.g. pipes, plates, ribs, insulation, materials, or manufacturing and assembly the intake air cooler being combined with another device, e.g. heater, valve, compressor, filter or EGR cooler, or being assembled on a special engine location
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B67/00—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
- F02B67/10—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of charging or scavenging apparatus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The invention belongs to the technical field of diesel engines, and discloses a fastening structure for connecting an air cooler and a scavenging box and a diesel engine, wherein the fastening structure comprises a support frame and a fastening bolt, the support frame is fixedly arranged on the side wall of the air cooler, and a threaded hole is formed in the support frame; the fastening bolt comprises a head and a screw rod part, the screw rod part runs through the threaded hole, the head is arranged at one end of the screw rod part, a support nut is welded at the other end of the screw rod part, and the fastening bolt is used for driving the support nut so that the support nut abuts against the inner wall of the scavenging box. The fastening structure can quickly and fixedly connect the air cooler and the scavenging box, avoid the vibration of the air cooler in the scavenging box and ensure the service performance of the diesel engine.
Description
Technical Field
The invention relates to the technical field of diesel engines, in particular to a fastening structure for connecting an air cooler and a scavenging box and a diesel engine.
Background
The scavenging box of marine diesel engine is located the drive end, when the scavenging box was packed into or was torn open out to the air cooler, can go on from same one side, because there is not fastening structure between scavenging box and the air cooler, the diesel engine is at long-time operation in-process, because the violent vibration under self vibration and the adverse sea condition, will lead to the air cooler to produce violent vibration in scavenging box, lead to sealed effect to descend, partial high-temperature gas gets into scavenging box after the clearance between air cooler and the scavenging box in, and then make the air temperature in the scavenging box on the high side, influence the perfect degree of burning of diesel engine fuel, the air cooler can lead to the inside cooling tube fracture of air cooler or drop because of excessive vibration even, seriously influence cooling efficiency, lead to the performance degradation of diesel engine.
Therefore, need for a fastening structure and diesel engine for connecting air cooler and scavenging case urgently, can swiftly with air cooler and scavenging case connection fixed, avoid the air cooler to vibrate in the scavenging case, guarantee the performance of diesel engine.
Disclosure of Invention
One object of the present invention is: the utility model provides a fastening structure and diesel engine for connecting air cooler and scavenging case, can swiftly with air cooler and scavenging case connection fixed, avoid the air cooler to vibrate in the scavenging case, guarantee the performance of diesel engine.
In order to achieve the purpose, the invention adopts the following technical scheme:
a fastening structure for connecting an air cooler and a scavenging air box, the fastening structure comprising:
the supporting frame is fixedly arranged on the side wall of the air cooler, and a threaded hole is formed in the supporting frame;
the fastening bolt, fastening bolt includes head and screw rod portion, screw rod portion run through in the screw hole, the head set up in the one end of screw rod portion, the other end welding of screw rod portion has the support nut, fastening bolt is used for the drive the support nut so that the support nut butt in the inner wall of scavenging case.
As an optional technical solution, the outer circumference of the screw portion is threaded with a lock nut, and the lock nut is located between the threaded hole and the head portion.
As an optional technical scheme, the support frame includes vertical linkage segment and horizontal support section, vertical linkage segment with the horizontal support section is connected and is formed L type structure, vertical linkage segment fixed mounting in the lateral wall of air cooler, the screw hole is seted up in on the horizontal support section.
As an optional technical solution, the top surface of the horizontal support section is located below the top surface of the air cooler, and a height difference between the top surface of the horizontal support section and the top surface of the air cooler is a first preset value, where the first preset value is greater than the thickness of the support nut.
A diesel engine, includes air cooler, sweep gas case and as above fastening structure, the air cooler is installed in the sweep gas case, fastening structure is used for with the air cooler is fixed in the sweep gas case.
As an optional technical scheme, a yielding hole is formed in the position, corresponding to the fastening structure, of the scavenging box.
As an optional technical scheme, the avoiding hole is detachably provided with a cover plate, and the cover plate is used for plugging the avoiding hole.
As an optional technical solution, a gasket is arranged between the cover plate and the scavenging air box.
As an optional technical scheme, fastening structure set up in the tail end of air cooler, fastening structure is used for the butt the top casing of scavenging case, dodge the hole and set up in the afterbody casing of scavenging case.
As an optional technical solution, the cover plate is fixed on the tail housing by a connecting bolt.
The invention has the beneficial effects that:
the invention provides a fastening structure for connecting an air cooler and a scavenging box and a diesel engine, wherein before the air cooler is installed in the scavenging box, a fastening bolt penetrates through a threaded hole of a support frame, a support nut is welded on a screw rod part of the fastening bolt, the head part and the support nut are respectively positioned at two sides of the threaded hole, the air cooler is installed in the scavenging box, the fastening bolt is screwed, the fastening bolt and the support nut move towards the scavenging box, the support nut is abutted against the inner wall of the scavenging box, the stronger the screwing force of the fastening bolt is, the higher the pressure of the support nut on the inner wall of the scavenging box is, the higher the installation stability of the air cooler in the scavenging box is, the vibration of the air cooler in the scavenging box is avoided, and the service performance of the diesel engine is ensured; because the contact area between the support nut and the scavenging box is large, the pressure of the support nut on the inner wall of the scavenging box can be kept within a preset range, and the inner wall of the scavenging box is prevented from being crushed; because rotate fastening bolt just can support the nut and support or break away from in the inner wall of sweeping the gas case, can swiftly with air cooler and sweep the gas case connection fixed or dismantle the separation, the dismouting is efficient.
Drawings
The invention is explained in further detail below with reference to the figures and examples;
FIG. 1 is a schematic view of a portion of a diesel engine according to an embodiment;
FIG. 2 isbase:Sub>A cross-sectional view of section A-A of FIG. 1;
fig. 3 is a partially enlarged view of a portion B in fig. 2.
In the figure:
100. a fastening structure; 200. an air cooler; 300. a scavenging air box; 301. avoiding holes; 302. a top housing; 303. a tail housing;
1. a support frame; 11. a vertical connecting section; 12. a horizontal support section;
2. fastening a bolt; 21. a head; 22. a screw section;
3. a support nut;
4. locking the nut;
5. a cover plate;
6. a gasket;
7. and connecting the bolts.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are based on the orientation or positional relationship shown in the drawings for convenience in description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1 to 3, the embodiment provides a fastening structure 100 for connecting an air cooler 200 and a scavenging air box 300, the fastening structure 100 includes a support frame 1 and a fastening bolt 2, the support frame 1 is fixedly mounted on a side wall of the air cooler 200, and a threaded hole is formed in the support frame 1; the fastening bolt 2 comprises a head portion 21 and a screw portion 22, the screw portion 22 penetrates through the threaded hole, the head portion 21 is arranged at one end of the screw portion 22, the supporting nut 3 is welded at the other end of the screw portion 22, and the fastening bolt 2 is used for driving the supporting nut 3 to enable the supporting nut 3 to abut against the inner wall of the scavenging air box 300.
Specifically, before the air cooler 200 is installed in the scavenging box 300, the fastening bolt 2 penetrates through a threaded hole of the support frame 1, the supporting nut 3 is welded on a screw rod portion 22 of the fastening bolt 2, the head portion 21 and the supporting nut 3 are respectively located on two sides of the threaded hole, the air cooler 200 is installed in the scavenging box 300, the fastening bolt 2 is screwed, the fastening bolt 2 and the supporting nut 3 move towards the scavenging box 300, the supporting nut 3 abuts against the inner wall of the scavenging box 300, the stronger the screwing force of the fastening bolt 2 is, the higher the pressure of the supporting nut 3 on the inner wall of the scavenging box 300 is, the higher the installation stability of the air cooler 200 in the scavenging box 300 is, the vibration of the air cooler 200 in the scavenging box 300 is avoided, and the usability of a diesel engine is ensured; because the contact area between the supporting nut 3 and the scavenging air box 300 is large, the pressure of the supporting nut 3 on the inner wall of the scavenging air box 300 can be kept within a preset range, and the inner wall of the scavenging air box 300 is prevented from being crushed by the supporting nut 3 or the fastening bolt 2; because the fastening bolt 2 is rotated, the supporting nut 3 can be pressed against or separated from the inner wall of the scavenging air box 300, the air cooler 200 and the scavenging air box 300 can be quickly connected, fixed or detached, and the dismounting efficiency is high.
Optionally, the outer circumference of the screw portion 22 is threaded with a lock nut 4, and the lock nut 4 is located between the threaded hole and the head portion 21. Before the air cooler 200 is installed in the scavenging air box 300, firstly, the locking nut 4 is sleeved on the periphery of the screw part 22, then, the screw part 22 sleeved with the locking nut 4 penetrates through the threaded hole of the support frame 1, when the fastening bolt 2 drives the support nut 3 to abut against the inner wall of the scavenging air box 300, namely, after the air cooler 200 is locked in the scavenging air box 300 through the locking structure, the locking nut 4 is screwed, the fastening bolt 2 is locked on the support frame 1 through the locking nut 4, the fastening bolt 2 cannot continue to rotate in the threaded hole, and the fastening bolt 2 is prevented from vibrating due to vibration; when the air cooler 200 needs to be detached from the scavenging air box 300, the locking nut 4 is firstly loosened, and the fastening bolt 2 is unlocked and then the fastening bolt 2 is rotated, so that the fastening bolt 2 drives the supporting nut 3 to be detached from the inner wall of the scavenging air box 300.
Optionally, the support frame 1 includes a vertical connecting section 11 and a horizontal supporting section 12, the vertical connecting section 11 and the horizontal supporting section 12 are connected to form an L-shaped structure, the vertical connecting section 11 is fixedly mounted on the side wall of the air cooler 200, and the threaded hole is opened in the horizontal supporting section 12. Vertical linkage segment 11 welds on support frame 1, guarantees the joint strength between support frame 1 and the air cooler 200.
Optionally, the top surface of the horizontal support section 12 is located below the top surface of the air cooler 200, and a height difference between the top surface of the horizontal support section 12 and the top surface of the air cooler 200 is a first preset value, where the first preset value is greater than the thickness of the support nut 3. When the fastening bolt 2 drives the supporting nut 3 to be close to the horizontal supporting section 12, the height of the supporting nut 3 does not exceed the total height of the air cooler 200, and the problem that the air cooler 200 cannot be installed in the scavenging air box 300 is avoided.
The embodiment further provides a diesel engine, which includes an air cooler 200, a scavenging air box 300 and the fastening structure 100, wherein the air cooler 200 is installed in the scavenging air box 300, and the fastening structure 100 is used for fixing the air cooler 200 in the scavenging air box 300. The air cooler 200 is used to cool air, and the scavenging air box 300 can protect the air cooler 200.
Optionally, the scavenging air box 300 is provided with an avoiding hole 301 corresponding to the fastening structure 100, and when the fastening structure 100 needs to be operated, for example, the fastening bolt 2 is screwed or unscrewed, an operator can operate the fastening bolt 2 by using a tool to pass through the avoiding hole 301.
Optionally, the fastening structure 100 is disposed at the rear end of the air cooler 200, the fastening structure 100 is configured to abut against the top shell 302 of the scavenging air box 300, and the avoiding hole 301 is opened in the rear shell 303 of the scavenging air box 300. Fastening structure 100 sets up in the tail end of air cooler 200, and fastening structure 100 can avoid the tail end of air cooler 200 to vibrate in scavenging case 300 with the tail end and the scavenging case 300 fixed connection of air cooler 200.
Optionally, the avoidance hole 301 is detachably mounted with a cover plate 5, and the cover plate 5 is used for blocking the avoidance hole 301. When the diesel engine operates, the cover plate 5 can seal the avoiding hole 301 to prevent high-temperature gas from passing through the avoiding hole 301 to enter the inside of the scavenging box 300, so that the temperature in the scavenging box 300 can be kept within a preset range, and the fuel efficiency of the diesel engine is ensured.
Optionally, a gasket 6 is disposed between the cover plate 5 and the scavenging air box 300.
Optionally, the cover plate 5 is fixed on the rear housing 303 through a connecting bolt 7, so as to facilitate the detachment and installation of the cover plate 5.
In addition, the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. A fastening structure for connecting an air cooler (200) and a scavenging air box (300), characterized in that the fastening structure (100) comprises:
the supporting frame (1) is fixedly arranged on the side wall of the air cooler (200), and a threaded hole is formed in the supporting frame (1);
fastening bolt (2), fastening bolt (2) include head (21) and screw rod portion (22), screw rod portion (22) run through in the screw hole, head (21) set up in the one end of screw rod portion (22), the other end welding of screw rod portion (22) has support nut (3), fastening bolt (2) are used for the drive support nut (3) so that support nut (3) butt in the inner wall of scavenging case (300).
2. The fastening structure according to claim 1, wherein an outer peripheral thread of the screw portion (22) is threaded with a lock nut (4), the lock nut (4) being located between the threaded hole and the head portion (21).
3. The fastening structure according to claim 1, characterized in that the support frame (1) comprises a vertical connecting section (11) and a horizontal supporting section (12), the vertical connecting section (11) and the horizontal supporting section (12) are connected to form an L-shaped structure, the vertical connecting section (11) is fixedly mounted on the side wall of the air cooler (200), and the threaded hole is opened on the horizontal supporting section (12).
4. The fastening structure according to claim 3, wherein the top surface of the horizontal support section (12) is located below the top surface of the air cooler (200), and a height difference between the top surface of the horizontal support section (12) and the top surface of the air cooler (200) is a first preset value, which is greater than the thickness of the support nut (3).
5. A diesel engine, characterized by comprising an air cooler (200), a scavenging air box (300) and a fastening structure (100) according to any one of claims 1-4, the air cooler (200) being mounted in the scavenging air box (300), the fastening structure (100) being adapted to secure the air cooler (200) in the scavenging air box (300).
6. The diesel engine according to claim 5, characterized in that the scavenging air box (300) is provided with an avoiding hole (301) at a position corresponding to the fastening structure (100).
7. The diesel engine according to claim 6, characterized in that a cover plate (5) is detachably mounted at the avoiding hole (301), and the cover plate (5) is used for blocking the avoiding hole (301).
8. A diesel engine according to claim 7, characterized in that a gasket (6) is arranged between the cover plate (5) and the scavenging air box (300).
9. A diesel engine according to claim 7, characterized in that the fastening structure (100) is arranged at the tail end of the air cooler (200), the fastening structure (100) is used for abutting against the top shell (302) of the scavenging air box (300), and the avoiding hole (301) is opened at the tail shell (303) of the scavenging air box (300).
10. A diesel engine as claimed in claim 9 characterised in that the cover plate (5) is secured to the tail housing (303) by attachment bolts (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211016721.2A CN115370474B (en) | 2022-08-24 | 2022-08-24 | Fastening structure for connecting air cooler and scavenging box and diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211016721.2A CN115370474B (en) | 2022-08-24 | 2022-08-24 | Fastening structure for connecting air cooler and scavenging box and diesel engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115370474A true CN115370474A (en) | 2022-11-22 |
| CN115370474B CN115370474B (en) | 2024-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211016721.2A Active CN115370474B (en) | 2022-08-24 | 2022-08-24 | Fastening structure for connecting air cooler and scavenging box and diesel engine |
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| CN (1) | CN115370474B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10274093A (en) * | 1997-03-28 | 1998-10-13 | Isuzu Motors Ltd | Engine |
| JP2005172197A (en) * | 2003-12-15 | 2005-06-30 | Isuzu Motors Ltd | Vibration restricting fastening structure |
| CN102562935A (en) * | 2010-12-21 | 2012-07-11 | 珠海格力电器股份有限公司 | Vibration-proof device and fixing device for outdoor unit of air conditioner with same |
| CN107087369A (en) * | 2017-06-30 | 2017-08-22 | 潘承燕 | A kind of antidetonation noise reduction electrical control cabinet |
| CN207634613U (en) * | 2017-10-18 | 2018-07-20 | 新昌县回山镇启迪五金经营部 | A kind of compressor damping device |
| CN110595253A (en) * | 2019-10-12 | 2019-12-20 | 中船动力研究院有限公司 | Diesel engine air cooler seal structure and diesel engine |
| CN215565687U (en) * | 2021-05-10 | 2022-01-18 | 宝鸡嘉诚石油化工机械有限公司 | Mounting structure of drilling power transmission unit |
-
2022
- 2022-08-24 CN CN202211016721.2A patent/CN115370474B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10274093A (en) * | 1997-03-28 | 1998-10-13 | Isuzu Motors Ltd | Engine |
| JP2005172197A (en) * | 2003-12-15 | 2005-06-30 | Isuzu Motors Ltd | Vibration restricting fastening structure |
| CN102562935A (en) * | 2010-12-21 | 2012-07-11 | 珠海格力电器股份有限公司 | Vibration-proof device and fixing device for outdoor unit of air conditioner with same |
| CN107087369A (en) * | 2017-06-30 | 2017-08-22 | 潘承燕 | A kind of antidetonation noise reduction electrical control cabinet |
| CN207634613U (en) * | 2017-10-18 | 2018-07-20 | 新昌县回山镇启迪五金经营部 | A kind of compressor damping device |
| CN110595253A (en) * | 2019-10-12 | 2019-12-20 | 中船动力研究院有限公司 | Diesel engine air cooler seal structure and diesel engine |
| CN215565687U (en) * | 2021-05-10 | 2022-01-18 | 宝鸡嘉诚石油化工机械有限公司 | Mounting structure of drilling power transmission unit |
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| Publication number | Publication date |
|---|---|
| CN115370474B (en) | 2024-05-17 |
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