CN110672280A - Air tightness detection device of air compressor crankcase - Google Patents
Air tightness detection device of air compressor crankcase Download PDFInfo
- Publication number
- CN110672280A CN110672280A CN201910881563.9A CN201910881563A CN110672280A CN 110672280 A CN110672280 A CN 110672280A CN 201910881563 A CN201910881563 A CN 201910881563A CN 110672280 A CN110672280 A CN 110672280A
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- fixedly connected
- crankcase
- detection device
- clamping
- stable
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Links
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 53
- 238000007789 sealing Methods 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 230000033228 biological regulation Effects 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 5
- 230000006641 stabilisation Effects 0.000 claims description 4
- 238000011105 stabilization Methods 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/06—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
- G01M3/10—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for containers, e.g. radiators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
Abstract
The invention discloses an air tightness detection device of an air compressor crankcase, which comprises a stable working block and a support frame, wherein two sides of the bottom of the stable working block are fixedly connected with the top of the support frame, the middle of the right side of the stable working block is fixedly connected with a vertical stabilizing column, and the top of the left side of the vertical stabilizing column is slidably connected with a horizontal fixed stabilizing plate through a sliding block. This gas tightness detection device of air compressor machine crankcase, through the ring rotating sleeve, the joint setting of sealing connecting rod and closing plate, make the crankcase can not be sealed with corresponding closing plate connection, but directly sealed with crankcase open-ended one side through the greasy dirt layer in the closing plate, easy and simple to handle, be suitable for extensive detection, solved when testing the crankcase whether sealed need use the corresponding closing plate totally sealed with the crankcase just can put into the aquatic test, the operation is comparatively loaded down with trivial details, be unfavorable for the problem of quick extensive maintenance.
Description
Technical Field
The invention relates to the technical field of crank cases, in particular to an air tightness detection device of an air compressor crank case.
Background
The upper crankcase of the crankcase is cast integrally with the cylinder block, and the lower crankcase is used for storing lubricating oil and closing the upper crankcase, so the crankcase is also called an oil pan. The oil pan is stressed little and is generally stamped from sheet steel, and its shape depends on the overall layout of the engine and the capacity of the engine oil. An oil stabilizing baffle is arranged in the oil sump to prevent the oil level from fluctuating too much when the automobile is jolt. The bottom of the oil pan is also provided with an oil drain plug, and a permanent magnet is usually arranged on the oil drain plug to adsorb metal chips in lubricating oil and reduce the abrasion of an engine. Gaskets are provided between the mating surfaces of the upper and lower crankcases to prevent leakage of lubricating oil. An air compressor is a device for compressing gas. The air compressor is constructed similarly to a water pump. Most air compressors are reciprocating piston type, rotating vane or rotating screw. Centrifugal compressors are very large applications. The screw compressor is a rotary positive displacement compressor in which two rotors with helical gears are engaged with each other to change the volume of the engaged portion of the two rotors from large to small, thereby compressing and discharging a gas. A screw compression component in the screw air compressor is manufactured in a latest numerical control grinding machine and is matched with an online laser technology, so that the manufacturing tolerance is accurate and incomparable. The reliability and performance of which ensure that the running costs of the compressor are always extremely low during the lifetime. The trim compressor, integral compressor and dryer series are all new products in the L/LS series of compressors.
The invention discloses an air tightness detection device for an air compressor crankcase, which is characterized in that an air tightness detection is required to be carried out before the common air compressor crankcase is used, and the invention with the publication number of CN104832416B relates to the air tightness detection device for the air compressor crankcase.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an air tightness detection device for a crankcase of an air compressor, which solves the problems that when the crankcase is tested to be sealed, the crankcase needs to be completely sealed by a corresponding sealing plate and then can be put into water for testing, the operation is complex, and the quick large-scale maintenance is not facilitated.
In order to achieve the purpose, the invention is realized by the following technical scheme: the air tightness detection device of the crankcase of the air compressor comprises a stable working block and a support frame, wherein two sides of the bottom of the stable working block are fixedly connected with the top of the support frame, the middle of the right side of the stable working block is fixedly connected with a vertical stabilizing column, the top of the left side of the vertical stabilizing column is slidably connected with a horizontal fixing stabilizing plate through a sliding block, the center of the bottom of the horizontal fixing stabilizing plate is fixedly connected with a vertical fixing rod, the bottom of the vertical fixing rod is fixedly connected with a clamping adjusting box, a stable clamping rod is fixedly connected between the left side and the right side of the inner wall of the clamping adjusting box, two sides of the surface of the stable clamping rod are respectively sleeved with a clamping fixing spring, one end of the clamping fixing spring, which is far away from the inner wall of the clamping adjusting box, is fixedly connected with a, the utility model discloses a clamping device, including the slip stabilizing block, swing transfer bar, slip stabilizing block, adjusting box, the slip stabilizing block is connected with the movable block, the one side rotation that the slip stabilizing block surface was kept away from to the swing transfer bar is connected with the movable block, one side fixedly connected with of movable block adjusts the pole, the one end of adjusting the pole runs through presss from both sides tight adjusting box and extends to the outside of pressing from both sides tight adjusting box, the middle fixedly connected with object clamping plate of slip stabilizing block surface one side, one side of object clamping plate runs through.
Preferably, the left side sliding connection on vertical stabilization column surface has the horizontal stabilizing connecting rod, the left end fixedly connected with of horizontal stabilizing connecting rod places the board, place the centre on board surface and seted up and place the draw-in groove.
Preferably, the surface cover of vertical stabilization post is equipped with the ring and rotates the cover, the centre fixedly connected with sealing connecting rod of ring rotation cover, the left end of sealing connecting rod passes through the sealed frid of bolt fixedly connected with.
Preferably, the surface of the stable working block is provided with a water tank, and the inner wall of the water tank is coated with a corrosion-resistant layer.
Preferably, the bottom of the left side of the stabilizing working block is communicated with a drain pipe, and the drain pipe is made of stainless steel.
Preferably, the inside of drain pipe has seted up drainage valve, drainage valve material is the stainless steel.
Preferably, the top of the vertical stabilizing column is rotatably connected with an electric lifting ring through a support rod, and an electric motor is arranged inside the electric lifting ring.
Preferably, the surface of the electric lifting ring is fixedly connected with an electric lifting rope, and the electric lifting rope is a nylon rope.
Advantageous effects
The invention provides an air tightness detection device for a crankcase of an air compressor. Compared with the prior art, the method has the following beneficial effects:
(1) this gas tightness detection device of air compressor machine crankcase, through stating the vertical column of stabilizing the middle fixedly connected with on work piece right side, sliding block sliding connection has the horizontal fixed steadying plate at the left top of vertical steadying column, the vertical dead lever of the center fixedly connected with of horizontal fixed steadying plate bottom, the basin has been seted up on the surface of work piece of stabilization, the surface cover of vertical steadying column is equipped with the ring and rotates the cover, the middle fixedly connected with sealing connection rod of ring rotation cover, bolt fixedly connected with sealing groove plate is passed through to sealing connection rod's left end, through the ring and rotate the cover, sealing connection rod and closing plate's joint setting, make the crankcase can not seal with corresponding closing plate connection, but directly sealed with crankcase open-ended one side through the greasy dirt layer in the closing plate, and simple and convenient to handle, be suitable for extensive detection, need to put into the aquatic after using corresponding closing plate to seal completely with the The test and operation are more complicated, which is not beneficial to the rapid large-scale maintenance.
(2) The air tightness detection device of the crankcase of the air compressor is characterized in that a clamping adjusting box is fixedly connected to the bottom end of a vertical fixing rod, a stable clamping rod is fixedly connected between the left side and the right side of the inner wall of the clamping adjusting box, a clamping fixing spring is sleeved on each of the two sides of the surface of the stable clamping rod, a sliding stabilizing block is fixedly connected to one end, away from the inner wall of the clamping adjusting box, of the clamping fixing spring, a swinging transmission rod is connected to one side of the surface of the sliding stabilizing block in a swinging mode through a rotating shaft, a movable block is rotatably connected to one side, away from the surface of the sliding stabilizing block, of the swinging transmission rod, an adjusting rod is fixedly connected to one side of the movable block, one end of the adjusting rod penetrates through the clamping adjusting box and extends to the outside of the clamping adjusting box, an object clamping plate is fixedly, through the tight joint setting of tight regulation box, stable clamp bar, tight fixed spring of clamp, slip stabilizing block, swing transfer rod, movable block, regulation pole and object clamping plate for the crankcase is removing the in-process to the aquatic and can be tightly fixed by object clamping plate, avoids the crankcase to receive the buoyancy influence, rocks on fatlute layer surface, influences the detection effect, and device simple structure only need just can operate through pressing down the regulation pole, convenient maintenance.
(3) The air tightness detection device of the crankcase of the air compressor is characterized in that a horizontal stabilizing connecting rod is connected to the left side of the surface of a vertical stabilizing column in a sliding mode, a placing plate is fixedly connected to the left end of the horizontal stabilizing connecting rod, a placing clamping groove is formed in the middle of the surface of the placing plate, the left bottom of a stabilizing working block is communicated with a drain pipe, a drain valve is arranged inside the drain pipe, the top of the vertical stabilizing column is rotatably connected with an electric lifting ring through a support rod, an electric lifting rope is fixedly connected to the surface of the electric lifting ring, the stability of the device in the moving process is further improved through the arrangement of the placing plate and the placing clamping groove, the device can be stably operated in the working process through the arrangement of a support frame, the overall reliability of the device is improved, water can be quickly discharged after the detection is finished, and the maintenance, through the setting of electronic lifting rope and electronic lifting ring, further reduced staff's the amount of labour to make things convenient for the staff operation.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view of a clamping adjustment cartridge configuration of the present invention;
FIG. 3 is a perspective view of the sealing plate of the present invention;
FIG. 4 is a cross-sectional view of a placement plate structure of the present invention;
fig. 5 is a schematic perspective view of the stable working block of the present invention.
In the figure: 1. stabilizing the working block; 2. a support frame; 3. a vertical stabilizing post; 4. horizontally fixing a stabilizing plate; 5. a vertical fixing rod; 6. clamping the adjusting box; 7. stabilizing the clamping rod; 8. clamping the fixed spring; 9. sliding the stabilizing block; 10. swinging the transfer lever; 11. a movable block; 12. adjusting a rod; 13. an object clamping plate; 14. an electric lifting rope; 15. a horizontal stabilizing connecting rod; 16. placing the plate; 17. placing a clamping groove; 18. a circular ring rotating sleeve; 19. a sealing connecting rod; 20. a sealing plate; 21. a water tank; 22. a drain pipe; 23. a drain valve; 24. an electric lifting ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an air tightness detection device of an air compressor crankcase comprises a stable working block 1 and a support frame 2, wherein two sides of the bottom of the stable working block 1 are fixedly connected with the top of the support frame 2, a vertical stabilizing column 3 is fixedly connected in the middle of the right side of the stable working block 1, the top of the left side of the vertical stabilizing column 3 is slidably connected with a horizontal fixing stabilizing plate 4 through a sliding block, a vertical fixing rod 5 is fixedly connected with the center of the bottom of the horizontal fixing stabilizing plate 4, a clamping adjusting box 6 is fixedly connected with the bottom end of the vertical fixing rod 5, a stable clamping rod 7 is fixedly connected between the left side and the right side of the inner wall of the clamping adjusting box 6, clamping fixing springs 8 are sleeved on two sides of the surface of the stable clamping rod 7, one end of each clamping fixing spring 8 far away from the inner wall of the clamping adjusting box 6 is fixedly connected with a sliding stable, the side of the swing transmission rod 10 far away from the surface of the sliding stabilizing block 9 is rotatably connected with a movable block 11, one side of the movable block 11 is fixedly connected with an adjusting rod 12, one end of the adjusting rod 12 penetrates through the clamping adjusting box 6 and extends to the outside of the clamping adjusting box 6, the middle of one side of the surface of the sliding stabilizing block 9 is fixedly connected with an object clamping plate 13, one side of the object clamping plate 13 penetrates through the clamping adjusting box 6 and extends to the outside of the clamping adjusting box 6, the left side of the surface of the vertical stabilizing column 3 is slidably connected with a horizontal stabilizing connecting rod 15, the left end of the horizontal stabilizing connecting rod 15 is fixedly connected with a placing plate 16, the middle of the surface of the placing plate 16 is provided with a placing clamping groove 17, the surface of the vertical stabilizing column 3 is sleeved with a circular ring rotating sleeve 18, the middle of the circular ring rotating sleeve 18 is fixedly connected with a sealing, the inner wall of the water tank 21 is coated with a corrosion-resistant layer, the drain pipe 22 is made of stainless steel, the drain valve 23 is made of stainless steel, the motor is arranged in the electric lifting ring 24, the electric lifting rope 14 is a nylon rope, the water tank 21 is arranged on the surface of the stable working block 1, the drain pipe 22 is communicated with the bottom of the left side of the stable working block 1, the crankcase can be not connected and sealed with the corresponding sealing plate through the combined arrangement of the annular rotating sleeve 18, the sealing connecting rod 19 and the sealing plate 20, but the open side of the crankcase is directly sealed through the oil sludge layer in the sealing plate 20, the operation is simple and convenient, the device is suitable for large-scale detection, the problem that the crankcase can be put into water for testing after being completely sealed by using the corresponding sealing plate when the crankcase is tested whether the crankcase is sealed is solved, the operation is tedious and is not beneficial, through the combined arrangement of the clamping adjusting box 6, the stable clamping rod 7, the clamping fixing spring 8, the sliding stabilizing block 9, the swinging transmission rod 10, the movable block 11, the adjusting rod 12 and the object clamping plate 13, the crankcase can be tightly fixed by the object clamping plate 13 in the process of moving into water, the crankcase is prevented from receiving buoyancy influence and swaying on the surface of oil sludge layer to influence the detection effect, the device has simple structure, can be operated only by pressing the adjusting rod 12, is convenient to maintain, the top of the vertical stabilizing column 3 is rotatably connected with the electric lifting ring 24 through the supporting rod, the stability of the device in the moving process is further improved through the arrangement of the placing plate 16 and the placing clamping groove 17, the device can be stably carried out in the work through the arrangement of the supporting frame 2, the overall reliability of the device is improved, and through the arrangement of the drainage pipe 22 and the drainage valve 23, make the device can put water to the greatest extent fast after finishing detecting, make things convenient for the staff to maintain the device, through the setting of electronic lifting rope 14 and electronic lifting ring 24, further reduced staff's the amount of labour to make things convenient for the staff operation, electronic lifting ring 24's fixed surface is connected with electronic lifting rope 14, and the bottom of pressing from both sides tight adjusting box 6 can not contact with the top of crankcase, avoids the top of crankcase difficult observation when the aquatic leaks gas.
During operation, the stable working block 1 is filled with water, a sealing plate 20 matched with a crankcase to be detected is mounted at one end of a sealing connecting rod 19 through a bolt, a layer of oil sludge is flatly laid in the sealing plate 20, then the crankcase is placed in the sealing plate 20, then a circular ring rotating sleeve 18 is rotated, so that the crankcase is located at the bottom of a clamping adjusting box 6, an adjusting rod 12 is pushed, a movable block 11 drives a swinging transmission rod 10 and a sliding stabilizing block 9 to extrude clamping fixing springs 8 at two ends of the adjusting box 7, an object clamping plate 13 moves towards two sides of the clamping adjusting box 6, the crankcase is placed in the object clamping plate 13, then the adjusting rod 12 is loosened, so that the crankcase is clamped by the object clamping plate 13, the bottom of the clamping adjusting box 6 cannot be in contact with the top of the crankcase, and then the sealing plate 20 is placed in a placing clamping groove 17 on the surface of a placing plate 16, then the electric lifting ring 24 is started, the electric lifting rope 14 descends, the whole device descends into water, when the air tightness of the crankcase is known according to the bubbling condition of the crankcase, and after all the crankcase tests are finished, the drain valve 23 in the drain pipe 22 can be opened to discharge water.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an air tightness detection device of air compressor machine crankcase, includes and stabilizes work piece (1) and support frame (2), the top fixed connection of both sides and support frame (2) of stabilizing work piece (1) bottom, its characterized in that: the middle of the right side of the stable working block (1) is fixedly connected with a vertical stable column (3), the top of the left side of the vertical stable column (3) is connected with a horizontal fixed stable plate (4) through a sliding block in a sliding way, the center of the bottom of the horizontal fixed stable plate (4) is fixedly connected with a vertical fixed rod (5), the bottom of the vertical fixed rod (5) is fixedly connected with a clamping adjusting box (6), a stable clamping rod (7) is fixedly connected between the left side and the right side of the inner wall of the clamping adjusting box (6), two sides of the surface of the stable clamping rod (7) are both sleeved with clamping fixing springs (8), one end of each clamping fixing spring (8) far away from the inner wall of the clamping adjusting box (6) is fixedly connected with a sliding stable block (9), one side of the surface of the sliding stable block (9) is connected with, swing transfer bar (10) are kept away from one side rotation on slip stabilizing block (9) surface and are connected with movable block (11), one side fixedly connected with of movable block (11) adjusts pole (12), the one end of adjusting pole (12) is run through and is pressed from both sides tight regulation box (6) and extend to the outside of pressing from both sides tight regulation box (6), the middle fixedly connected with object clamping plate (13) of slip stabilizing block (9) surface one side, one side of object clamping plate (13) is run through and is pressed from both sides tight regulation box (6) and extend to the outside of pressing from both sides tight regulation box (6).
2. The air tightness detection device of the air compressor crankcase according to claim 1, characterized in that: the left side sliding connection on vertical stabilization post (3) surface has horizontal stabilizing connecting rod (15), the left end fixedly connected with of horizontal stabilizing connecting rod (15) places board (16), place board (16) the centre on surface and seted up and place draw-in groove (17).
3. The air tightness detection device of the air compressor crankcase according to claim 1, characterized in that: the surface cover of vertical stable post (3) is equipped with ring rotating sleeve (18), the centre fixedly connected with sealing connecting rod (19) of ring rotating sleeve (18), bolt fixedly connected with sealed frid (20) are passed through to the left end of sealing connecting rod (19).
4. The air tightness detection device of the air compressor crankcase according to claim 1, characterized in that: the surface of the stable working block (1) is provided with a water tank (21), and the inner wall of the water tank (21) is coated with a corrosion-resistant layer.
5. The air tightness detection device of the air compressor crankcase according to claim 1, characterized in that: the bottom of the left side of the stabilizing working block (1) is communicated with a drain pipe (22), and the drain pipe (22) is made of stainless steel.
6. The air tightness detection device of the air compressor crankcase according to claim 5, characterized in that: the inside of drain pipe (22) has seted up drain valve (23), drain valve (23) material is the stainless steel.
7. The air tightness detection device of the air compressor crankcase according to claim 1, characterized in that: the top of the vertical stabilizing column (3) is rotatably connected with an electric lifting ring (24) through a supporting rod, and an electric motor is arranged in the electric lifting ring (24).
8. The air tightness detection device of the air compressor crankcase according to claim 7, characterized in that: the surface of the electric lifting ring (24) is fixedly connected with an electric lifting rope (14), and the electric lifting rope (14) is a nylon rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910881563.9A CN110672280A (en) | 2019-09-18 | 2019-09-18 | Air tightness detection device of air compressor crankcase |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910881563.9A CN110672280A (en) | 2019-09-18 | 2019-09-18 | Air tightness detection device of air compressor crankcase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110672280A true CN110672280A (en) | 2020-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910881563.9A Pending CN110672280A (en) | 2019-09-18 | 2019-09-18 | Air tightness detection device of air compressor crankcase |
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| Country | Link |
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| CN (1) | CN110672280A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832416A (en) * | 2015-04-10 | 2015-08-12 | 宁波以赛亚汽车空压机有限公司 | Air tightness detecting device of air compressor crankcase |
| DE202015106873U1 (en) * | 2015-12-16 | 2017-05-23 | Elwema Automotive Gmbh | Leak testing machine for a cylinder head, engine block or the like |
| CN206974625U (en) * | 2017-08-04 | 2018-02-06 | 潍柴动力(潍坊)再制造有限公司 | Air compressor machine assembly device for detecting sealability |
| CN208297043U (en) * | 2018-05-04 | 2018-12-28 | 扬州凯翔精铸科技有限公司 | Full-automatic die casting airtight detecting apparatus |
| CN210571223U (en) * | 2019-09-18 | 2020-05-19 | 无锡辰源机械设备有限公司 | Air tightness detection device of air compressor crankcase |
-
2019
- 2019-09-18 CN CN201910881563.9A patent/CN110672280A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832416A (en) * | 2015-04-10 | 2015-08-12 | 宁波以赛亚汽车空压机有限公司 | Air tightness detecting device of air compressor crankcase |
| DE202015106873U1 (en) * | 2015-12-16 | 2017-05-23 | Elwema Automotive Gmbh | Leak testing machine for a cylinder head, engine block or the like |
| CN206974625U (en) * | 2017-08-04 | 2018-02-06 | 潍柴动力(潍坊)再制造有限公司 | Air compressor machine assembly device for detecting sealability |
| CN208297043U (en) * | 2018-05-04 | 2018-12-28 | 扬州凯翔精铸科技有限公司 | Full-automatic die casting airtight detecting apparatus |
| CN210571223U (en) * | 2019-09-18 | 2020-05-19 | 无锡辰源机械设备有限公司 | Air tightness detection device of air compressor crankcase |
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