CN210919391U - Variable frequency compressor crankcase capable of preventing damage caused by liquid impact - Google Patents
Variable frequency compressor crankcase capable of preventing damage caused by liquid impact Download PDFInfo
- Publication number
- CN210919391U CN210919391U CN201921832312.3U CN201921832312U CN210919391U CN 210919391 U CN210919391 U CN 210919391U CN 201921832312 U CN201921832312 U CN 201921832312U CN 210919391 U CN210919391 U CN 210919391U
- Authority
- CN
- China
- Prior art keywords
- crankcase
- liquid
- sealing
- piston
- connecting rod
- 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.)
- Expired - Fee Related
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 30
- 238000007789 sealing Methods 0.000 claims abstract description 40
- 229920000742 Cotton Polymers 0.000 claims abstract description 21
- 239000010687 lubricating oil Substances 0.000 claims abstract description 21
- 230000002265 prevention Effects 0.000 claims abstract description 9
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims description 10
- 238000001179 sorption measurement Methods 0.000 claims description 10
- 239000003921 oil Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 239000003507 refrigerant Substances 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000006185 dispersion Substances 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 229910052742 iron Inorganic materials 0.000 description 6
- 230000006978 adaptation Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Landscapes
- Compressor (AREA)
Abstract
The utility model discloses a frequency conversion compressor crankcase of damage is hit in liquid prevention relates to crankcase technical field, include lower crankcase, go up crankcase and piston tube, the inside of crankcase is equipped with lubricating oil down, and the inside of going up the crankcase rotates and is connected with the bent axle, and the surface of bent axle rotates and is connected with the connecting rod, and the inside sliding connection of piston tube has the piston, and the wind gap has been seted up to the inner wall of going up the crankcase, and the inside fixed the inlaying in wind gap has first absorption cotton, and the seal has been seted up to the surface of going up the crankcase. The utility model discloses a set up wind gap, sealing port, first absorption cotton, lead to groove, connecting rod, spring, stopper, sealed piece and second and adsorb cotton, possess the advantage that heat dispersion is good and prevent that the liquid from attacking the damage, solved traditional inverter compressor crankcase and can be fine reduction inside temperature when using to can not effectually prevent that refrigerant liquid (or lubricating oil) from being inhaled by the crankcase, cause the crankcase to be attacked the problem of damage by the liquid.
Description
Technical Field
The utility model relates to a crankcase technical field, in particular to prevent inverter compressor crankcase of liquid attack damage.
Background
The inverter compressor is a compressor capable of continuously changing output energy by continuously adjusting the rotation speed of the compressor within a certain range through a control mode or means relative to the compressor with a constant rotation speed, a part of the lower portion of a cylinder block for mounting a crankshaft is called a crankcase, and the crankcase is divided into an upper crankcase and a lower crankcase.
When the existing variable frequency compressor crankcase is used, the internal temperature cannot be well reduced, so that the exhaust temperature cannot be well reduced, harmful overheating is increased, the service life of the crankshaft is shortened, and the condition that liquid of a refrigerant (or lubricating oil) is sucked by the crankcase, so that the liquid impact damage of the crankcase is caused cannot be effectively prevented.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent inverter compressor crankcase of liquid attack damage to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a liquid impact damage prevention crankcase of a variable frequency compressor comprises a lower crankcase, an upper crankcase and a piston tube, the inside of crankcase is equipped with lubricating oil down, the inside of going up the crankcase rotates and is connected with the bent axle, the surface rotation of bent axle is connected with the connecting rod, the inside sliding connection of piston tube has the piston, the wind gap has been seted up to the inner wall of going up the crankcase, the inside fixed the inlaying in wind gap has first absorption cotton, go up the surface of crankcase and seted up sealed mouthful, two symmetrical logical grooves have been seted up to the inside of sealed mouthful, the equal sliding connection in inside of two logical grooves has the connecting rod, the equal fixedly connected with stopper of one end of two connecting rods, two stoppers are close to the equal fixedly connected with spring in a side of connecting rod, the outside of going up the crankcase is equipped with sealed piece, the sealed piece is close to a side of last crankcase and the one end.
Preferably, an oil outlet is formed in the bottom surface of the lower crankcase, a sealing plug is connected to the inner thread of the oil outlet, and the lubricating oil in the lower crankcase is convenient to replace and maintain by a maintainer through the arrangement of the oil outlet and the sealing plug.
Preferably, the bottom surface fixedly connected with magnet of sealing plug, go up crankcase top surface place horizontal plane and be less than lubricating oil at the inside liquid level place horizontal plane of crankcase down, through setting up magnet, make magnet adsorb iron fillings in the lubricating oil to avoid iron fillings to drift apart in the inside of lubricating oil.
Preferably, the surface of lower crankcase and the equal fixedly connected with of surface of last crankcase are solid fixed ring, and two solid fixed ring side welding that are close to each other are through setting up solid fixed ring, fix crankcase and last crankcase once more down to fix crankcase and last crankcase down through the fixed ring.
Preferably, the spring is kept away from the one end of stopper and the inner wall fixed connection of last crankcase, and the vertical minimum diameter value of stopper is greater than the vertical maximum diameter value of wind gap, supports the stopper to make the stopper can reset fast.
Preferably, sealed piece and sealing opening looks adaptation, the second adsorbs cotton and sealing opening looks adaptation, seals the sealing opening, avoids the air can not pass through the second and adsorbs cotton filtration.
Preferably, the top surface of the upper crankcase is fixedly communicated with the bottom surface of the piston pipe, the piston is rotatably connected with the connecting rod, the outer surfaces of the lower crankcase and the upper crankcase are both coated with anti-corrosion coatings, and the lower crankcase and the upper crankcase are protected against corrosion by the anti-corrosion coatings, so that the service lives of the lower crankcase and the upper crankcase are prolonged.
The utility model discloses a technological effect and advantage:
the utility model has the advantages that the air port, the sealing port, the first adsorption cotton, the through groove, the connecting rod, the spring, the limiting block, the sealing block and the second adsorption cotton are arranged, when the crankshaft driving connecting rod drives the piston to move upwards in the piston tube, the air in the upper crankcase is used for pushing the sealing block to move outwards, so that the sealing block drives the connecting rod to slide in the through groove, the limiting block is used for extruding the spring, the sealing block is separated from the sealing port, the temperature in the upper crankcase is distributed out through the air port, when the crankshaft driving connecting rod drives the piston to move downwards in the piston tube, the outside air passes through the second adsorption cotton and the first adsorption cotton, the outside air is filtered in the upper crankcase in a double-layer way, the effects of reducing the temperature in the lower crankcase and the upper crankcase and avoiding the liquid from entering the lower crankcase and the upper crankcase are achieved, the heat dissipation performance and the liquid impact, the problem of traditional inverter compressor crankcase can be fine when using reduce inside temperature to can not effectually prevent that refrigerant liquid (or lubricating oil) from being inhaled by the crankcase, causing the crankcase to receive liquid to hit the damage is solved.
The utility model discloses a set up oil-out and sealing plug, the maintenance is changed to the lubricating oil of crankcase down to the easy access personnel, through setting up magnet, make magnet adsorb iron fillings in the lubricating oil, thereby avoid iron fillings to waft in the inside of lubricating oil, through setting up solid fixed ring, fix crankcase and last crankcase once more down, and fix crankcase and last crankcase down through the fixed ring, through setting up anti-corrosion coating, to carrying out corrosion-resistant protection to crankcase and last crankcase down, promote the life of crankcase and last crankcase down.
Drawings
Fig. 1 is a schematic perspective view of the piston tube of the present invention.
Fig. 2 is a schematic sectional view of the upper crankcase of the present invention.
Fig. 3 is an enlarged schematic view of a structure a in fig. 2 according to the present invention.
Fig. 4 is a schematic front view of the connecting rod of the present invention.
In the figure: 1. a lower crankcase; 2. an upper crankcase; 3. a piston tube; 4. lubricating oil; 5. a crankshaft; 6. a piston; 7. a connecting rod; 8. a tuyere; 9. sealing the opening; 10. first absorbent cotton; 11. a through groove; 12. a connecting rod; 13. a spring; 14. a limiting block; 15. a sealing block; 16. a fixing ring; 17. second adsorption cotton; 18. an oil outlet; 19. a sealing plug; 20. and a magnet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a frequency conversion compressor crankcase capable of preventing liquid from being damaged as shown in figures 1-4, which is described by figures 1 and 2 and comprises a lower crankcase 1, an upper crankcase 2 and a piston tube 3, lubricating oil 4 is arranged in the lower crankcase 1, an oil outlet 18 is arranged on the bottom surface of the lower crankcase 1, the internal thread of the oil outlet 18 is connected with a sealing plug 19, the maintenance personnel can conveniently replace and maintain the lubricating oil 4 in the lower crankcase 1 by arranging the oil outlet 18 and the sealing plug 19, a magnet 20 is fixedly connected on the bottom surface of the sealing plug 19, the horizontal plane of the top surface of the upper crankcase 2 is lower than the horizontal plane of the liquid level of the lubricating oil 4 in the lower crankcase 1, the magnet 20 is arranged to adsorb iron scraps in the lubricating oil 4, thereby preventing the iron scraps from floating in the lubricating oil 4, the crankshaft 5 is rotatably connected in the upper crankcase 2, the surface of bent axle 5 rotates and is connected with connecting rod 7, the equal fixedly connected with solid fixed ring 16 of surface of lower crankcase 1 and last crankcase 2, the side welding that two solid fixed ring 16 are close to each other, through setting up solid fixed ring 16, fix once more lower crankcase 1 and last crankcase 2, and fix lower crankcase 1 and last crankcase 2 through solid fixed ring 16, the inside sliding connection of piston tube 3 has piston 6, the fixed intercommunication in top surface and the bottom surface of piston tube 3 of last crankcase 2, piston 6 rotates with connecting rod 7 to be connected, the surface of lower crankcase 1 and the surface of last crankcase 2 all spray the anticorrosion coating, through setting up the anticorrosion coating, carry out anticorrosive protection to lower crankcase 1 and last crankcase 2, promote the life of lower crankcase 1 and last crankcase 2.
As shown in fig. 3 and 4, an air port 8 is formed in the inner wall of the upper crankcase 2, a first absorbent cotton 10 is fixedly inlaid in the air port 8, a sealing opening 9 is formed in the outer surface of the upper crankcase 2, two symmetrical through grooves 11 are formed in the sealing opening 9, connecting rods 12 are slidably connected in the through grooves 11, a limiting block 14 is fixedly connected at one end of each connecting rod 12, a spring 13 is fixedly connected at one side of each limiting block 14 close to the corresponding connecting rod 12, one end of each spring 13 far away from the corresponding limiting block 14 is fixedly connected with the inner wall of the upper crankcase 2, the longitudinal minimum diameter value of each limiting block 14 is larger than the longitudinal maximum diameter value of the corresponding air port 8, and the limiting block 14 is supported, so that the corresponding limiting block 14 can be quickly reset, a sealing block 15 is arranged outside the upper crankcase 2, one side of each sealing block 15 close to the upper crankcase 2 is fixedly, the inside fixed the inlaying of sealed piece 15 has the second to adsorb cotton 17, and sealed piece 15 and seal 9 looks adaptations, the second adsorbs cotton 17 and seal 9 looks adaptations, seals seal 9, avoids the air can not adsorb cotton 17 through the second and filters.
This practical theory of operation:
when the device works, when the crankshaft 5 drives the connecting rod 7 to drive the piston 6 to move upwards in the piston tube 3, the air in the upper crankcase 2 pushes the sealing block 15 to move outwards, so that the sealing block 15 drives the connecting rod 12 to slide in the through groove 11, so that the limiting block 14 extrudes the spring 13, and simultaneously the sealing block 15 is separated from the sealing opening 9, so that the temperature in the upper crankcase 2 is emitted through the air opening 8, when the crankshaft 5 drives the connecting rod 7 to drive the piston 6 to move downwards in the piston tube 3, under the reaction force of the spring 13, the connecting rod 12 slides towards the inside of the upper crankcase 2 in the through groove 11, so that the sealing block 15 is recovered to the inside of the sealing opening 9, the outside air enters the inside of the upper crankcase 2 through the second adsorption cotton 17 and the first adsorption cotton 10 by double-layer filtering, and the effects of cooling the insides of the lower crankcase 1 and the upper crankcase 2 and avoiding liquid from entering the insides of the lower crankcase 1 and the upper crankcase 2, possess the advantage that heat dispersion is good and prevent that liquid from hitting the damage, solved traditional inverter compressor crankcase and can be fine when using reduce inside temperature to can not effectually prevent that refrigerant liquid or lubricating oil from being inhaled by the crankcase, cause the crankcase to receive the problem of liquid attack damage.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a frequency conversion compressor crankcase of damage is hit to liquid prevention, includes lower crankcase (1), goes up crankcase (2) and piston tube (3), its characterized in that: lubricating oil (4) is arranged in the lower crankcase (1), a crankshaft (5) is rotatably connected in the upper crankcase (2), a connecting rod (7) is rotatably connected on the outer surface of the crankshaft (5), a piston (6) is slidably connected in the piston tube (3), an air port (8) is formed in the inner wall of the upper crankcase (2), first adsorption cotton (10) is fixedly inlaid in the air port (8), a sealing opening (9) is formed in the outer surface of the upper crankcase (2), two symmetrical through grooves (11) are formed in the sealing opening (9), connecting rods (12) are slidably connected in the two through grooves (11), limiting blocks (14) are fixedly connected at one ends of the two connecting rods (12), springs (13) are fixedly connected on one side faces, close to the connecting rods (12), of the two limiting blocks (14), and sealing blocks (15) are arranged outside the upper crankcase (2), one side of the sealing block (15) close to the upper crankcase (2) is fixedly connected with one end of the connecting rod (12) far away from the limiting block (14), and second adsorption cotton (17) is fixedly inlaid in the sealing block (15).
2. The liquid attack damage prevention inverter compressor crankcase of claim 1, wherein: an oil outlet (18) is formed in the bottom surface of the lower crankcase (1), and a sealing plug (19) is connected to the inner thread of the oil outlet (18).
3. The liquid attack damage prevention inverter compressor crankcase of claim 2, wherein: the bottom surface of the sealing plug (19) is fixedly connected with a magnet (20), and the horizontal plane of the top surface of the upper crankcase (2) is lower than the horizontal plane of the liquid level of the lubricating oil (4) in the lower crankcase (1).
4. The liquid attack damage prevention inverter compressor crankcase of claim 1, wherein: the outer surface of lower crankcase (1) and the equal fixedly connected with solid fixed ring (16) of surface of last crankcase (2), two solid fixed ring (16) side welding that are close to each other.
5. The variable frequency compressor crankcase of claim 4, wherein the liquid impact damage prevention is performed by: one end, far away from the limiting block (14), of the spring (13) is fixedly connected with the inner wall of the upper crankcase (2), and the longitudinal minimum diameter value of the limiting block (14) is larger than the longitudinal maximum diameter value of the air opening (8).
6. The liquid attack damage prevention inverter compressor crankcase of claim 1, wherein: the sealing block (15) is matched with the sealing opening (9), and the second adsorption cotton (17) is matched with the sealing opening (9).
7. The liquid attack damage prevention inverter compressor crankcase of claim 6, wherein: the top surface of the upper crankcase (2) is fixedly communicated with the bottom surface of the piston pipe (3), the piston (6) is rotatably connected with the connecting rod (7), and the outer surface of the lower crankcase (1) and the outer surface of the upper crankcase (2) are both sprayed with anti-corrosion coatings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921832312.3U CN210919391U (en) | 2019-10-29 | 2019-10-29 | Variable frequency compressor crankcase capable of preventing damage caused by liquid impact |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921832312.3U CN210919391U (en) | 2019-10-29 | 2019-10-29 | Variable frequency compressor crankcase capable of preventing damage caused by liquid impact |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210919391U true CN210919391U (en) | 2020-07-03 |
Family
ID=71346053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921832312.3U Expired - Fee Related CN210919391U (en) | 2019-10-29 | 2019-10-29 | Variable frequency compressor crankcase capable of preventing damage caused by liquid impact |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210919391U (en) |
-
2019
- 2019-10-29 CN CN201921832312.3U patent/CN210919391U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108167157B (en) | Vertical air compressor | |
| CN210919391U (en) | Variable frequency compressor crankcase capable of preventing damage caused by liquid impact | |
| CN109319099B (en) | Extension stroke becomes oilhole undercarriage buffer | |
| CN207687253U (en) | A kind of anti-oil leakage damper | |
| CN110878772A (en) | Storage container with bubble removing function for hydraulic system | |
| CN203717075U (en) | Crankcase ventilation system, engine and automobile | |
| CN208381319U (en) | A kind of vehicle axel hub oil seal | |
| CN213144825U (en) | Air suspension fan with heat radiation structure of being convenient for | |
| CN210178481U (en) | Frequency conversion semi-precision piston mechanism | |
| CN202900435U (en) | Automobile engine oil ring body | |
| CN208763783U (en) | A kind of strainer | |
| CN208268403U (en) | A kind of float grease seal ring | |
| CN204163955U (en) | A kind of air condition compressor | |
| CN204851588U (en) | Oil field prevents with compressor that light oil advances crankcase oil emulsification device | |
| CN219492527U (en) | Automobile air compressor with water cooling internal and external circulation | |
| CN204663665U (en) | One is applicable to mountain region agricultural machinery Novel diesel engine | |
| CN215979546U (en) | High-filtering-efficiency and long-service-life filter | |
| CN211501124U (en) | Storage container with bubble removing function for hydraulic system | |
| CN208793115U (en) | A kind of piston of truck engine | |
| CN212563564U (en) | Aluminum exhaust system of low-pressure vehicle-mounted double-cylinder air compressor | |
| CN214465832U (en) | Automobile chassis transmission shaft damper device | |
| CN218350692U (en) | Suspension type projection equipment | |
| CN215409517U (en) | Oil leakage prevention mechanism of hydraulic oil cylinder | |
| CN204573043U (en) | A kind of combined type ring gear seal arrangement | |
| CN216691395U (en) | Sealing packing heat dissipation device for gas compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |