CN212131042U - High-strength crankshaft for oxygen compressor - Google Patents
High-strength crankshaft for oxygen compressor Download PDFInfo
- Publication number
- CN212131042U CN212131042U CN202020293281.5U CN202020293281U CN212131042U CN 212131042 U CN212131042 U CN 212131042U CN 202020293281 U CN202020293281 U CN 202020293281U CN 212131042 U CN212131042 U CN 212131042U
- Authority
- CN
- China
- Prior art keywords
- shaft
- crank arm
- crankshaft
- rolling
- right end
- 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
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 239000001301 oxygen Substances 0.000 title claims abstract description 15
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 15
- 238000005096 rolling process Methods 0.000 claims abstract description 38
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 238000005728 strengthening Methods 0.000 claims description 2
- 206010063659 Aversion Diseases 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The utility model discloses a high-strength crankshaft for an oxygen compressor, which comprises a right end shaft structure, a crankshaft reinforcing structure and a left end shaft; the right end shaft structure: the right end shaft structure comprises a right end shaft, a rolling bearing is arranged on the right end shaft, fixing rings are arranged on two sides of the rolling bearing, one end of the right end shaft is connected with a right crank arm, and a fixing shaft is connected to one side surface of the right crank arm; the crankshaft reinforcing structure: the crankshaft reinforcing structure comprises a rolling shaft, rolling steel balls are arranged inside the rolling shaft, a wear-resistant sheath is arranged on the outer surface of the rolling shaft, a fixing pin hole is formed in the rolling shaft, and limiting rings are arranged on two sides of the rolling shaft; prevent through the spacing ring that the aversion takes place in work, the utility model provides high bent axle's intensity and wearability have increased the stability of bent axle, have reduced the wearing and tearing of bent axle, prevent to take place to drop when the high-speed moving of bent axle.
Description
Technical Field
The utility model relates to a bent axle technical field specifically is a high strength bent axle for oxygen compressor.
Background
An oxygen compressor is a device used to compress gas. The oxygen compressor is constructed similarly to a water pump. Most oxygen compressors are reciprocating piston, rotating vane or rotating screw. The crankshaft is a core component which bears alternating load and continuously operates on the compressor, the wear speed of the crankshaft is high, even the crankshaft is deformed and damaged, the output force of the compressor is reduced, faults are easy to occur, and the crankshaft must be repaired in time.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a high strength bent axle for oxygen compressor, improved the intensity and the wearability of bent axle, increased the stability of bent axle, reduced the wearing and tearing of bent axle, prevent to take place to drop when the high-speed moving of bent axle, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-strength crankshaft for an oxygen compressor comprises a right end shaft structure, a crankshaft reinforcing structure and a left end shaft;
the right end shaft structure: the right end shaft structure comprises a right end shaft, a rolling bearing is arranged on the right end shaft, fixing rings are arranged on two sides of the rolling bearing, one end of the right end shaft is connected with a right crank arm, and a fixing shaft is connected to one side surface of the right crank arm;
the crankshaft reinforcing structure: the crankshaft reinforcing structure comprises a rolling shaft, rolling steel balls are arranged inside the rolling shaft, a wear-resistant sheath is arranged on the outer surface of the rolling shaft, a fixing pin hole is formed in the rolling shaft, and limiting rings are arranged on two sides of the rolling shaft;
left end shaft: one end of the left end shaft is connected with a left crank arm, central shafts of the left end shaft and the right end shaft are on the same straight line, and fixing grooves are formed in the left end shaft and the right end shaft;
wherein: still including strengthening the crank arm, strengthen the crank arm and be connected with left side crank arm through the fixed axle.
Further, be equipped with the connecting axle between right side bent axle arm and the enhancement crank arm, the connecting axle is Z type structure, the connecting axle is connected with right side bent axle arm and enhancement crank arm respectively through the fixed axle, strengthens the crank arm and guarantees that the fixed axle is more firm, connects through the connecting axle for more reliable of connection.
Furthermore, the number of the reinforcing crank arms is two, the reinforcing crank arms are of a rectangular structure, a fixing shaft is connected between the reinforcing crank arms, and the fixing shaft is connected between the reinforcing crank arms and the crank arm on the left side.
Furthermore, the right side crank arm and the left side crank arm are of a structure with one large end and the other small end, the one large end of the right side crank arm and the one large end of the left side crank arm are of an arc-shaped structure, the one large end of the right side crank arm corresponds to the one small end of the left side crank arm, the corresponding structures of the right side crank arm and the left side crank arm guarantee that the stress of the fixing shaft is even, and the stability of the fixing shaft during working is improved.
Compared with the prior art, the beneficial effects of the utility model are that: this high strength bent axle for oxygen compressor has following benefit:
1. the utility model discloses on set up wear-resisting sheath, through the wear resistance of wear-resisting sheath increase fixed axle, reduced the friction of fixed axle through the roll axis, improved the life of fixed axle.
2. The utility model discloses on set up antifriction bearing, reduced the friction of center pin through antifriction bearing, prevent through solid fixed ring that the fixed axle from taking place to drop in high-speed moving, guaranteed the normal work of fixed axle, improved the stability of fixed axle.
3. The utility model discloses on set up the spacing ring, prevent through the spacing ring that the aversion takes place in work, the utility model provides high bent axle's intensity and wearability have increased the stability of bent axle, have reduced the wearing and tearing of bent axle, prevent to take place to drop when the high-speed moving of bent axle.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the crankshaft structure of the present invention;
fig. 3 is a schematic diagram of the sectional structure of the crankshaft of the present invention.
In the figure: the structure comprises a right end shaft structure 1, a right end shaft 11, a rolling bearing 12, a fixing ring 13, a crankshaft reinforcing structure 2, a limiting ring 21, a wear-resistant sheath 22, a fixing pin hole 23, a rolling shaft 24, a connecting shaft 3, a left end shaft 4, a crankshaft arm 5 on the left side, a reinforced crank arm 6, a crankshaft arm 7 on the right side, a fixing shaft 8 and a rolling steel ball 9.
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.
Example one
Referring to fig. 1-3, the present invention provides a technical solution: a high-strength crankshaft for an oxygen compressor comprises a right end shaft structure 1, a crankshaft reinforcing structure 2 and a left end shaft 4;
right end shaft structure 1: the right end shaft structure 1 comprises a right end shaft 11, a rolling bearing 12 is arranged on the right end shaft 11, friction of a central shaft is reduced through the rolling bearing 12, fixing rings 13 are arranged on two sides of the rolling bearing 12, the fixing shaft 8 is prevented from falling off when running at a high speed through the fixing rings 13, normal work of the fixing shaft 8 is guaranteed, stability of the fixing shaft 8 is improved, one end of the right end shaft 11 is connected with a right crank arm 7, and one side surface of the right crank arm 7 is connected with the fixing shaft 8;
crankshaft reinforcing structure 2: the crankshaft reinforcing structure 2 comprises a rolling shaft 24, friction of the fixing shaft 8 is reduced through the rolling shaft 24, the service life of the fixing shaft 8 is prolonged, rolling steel balls 9 are arranged inside the rolling shaft 24, a wear-resistant sheath 22 is arranged on the outer surface of the rolling shaft 24, the wear-resistant performance of the fixing shaft 8 is improved through the wear-resistant sheath 22, a fixing pin hole 23 is formed in the rolling shaft 24, limiting rings 21 are arranged on two sides of the rolling shaft 24, and displacement is prevented through the limiting rings 21 during working;
left end shaft 4: one end of the left end shaft 4 is connected with a left crank arm 5, central shafts of the left end shaft 4 and the right end shaft 11 are on the same straight line, so that the stable stress of the fixed shaft 8 during working is ensured, the stability during working is improved, and fixing grooves are formed in the left end shaft 4 and the right end shaft 11;
wherein: the crank arm assembly is characterized by further comprising two reinforcing crank arms 6, the reinforcing crank arms 6 are connected with the left crank arm 5 through fixing shafts 8, the number of the reinforcing crank arms 6 is two, the reinforcing crank arms 6 are of a rectangular structure, the fixing shafts 8 are connected between the reinforcing crank arms 6 and the left crank arm 5, a connecting shaft 3 is arranged between the right crank arm 7 and the reinforcing crank arm 6, the connecting shaft 3 is of a Z-shaped structure and is respectively connected with the right crank arm 7 and the reinforcing crank arm 6 through the fixing shafts 8, the reinforcing crank arms 6 ensure that the fixing shafts 8 are firmer and connected through the connecting shaft 3, so that the connection is more reliable, the right crank arm 7 and the left crank arm 5 are of a structure with one end being larger and the other end being smaller, the end with the larger end of the right crank arm 7 and the larger end, the corresponding structure of the right crank arm 7 and the left crank arm 5 ensures that the fixed shaft 8 is stressed uniformly, and improves the working stability of the fixed shaft 8.
When in use: with this device assembly in the crankcase, be connected to the connecting rod on rolling shaft 24 to fix through fixing pin hole 23, prevent to take place to drop in work through spacing ring 21, prevent through spacing ring 21 that antifriction bearing 12 prevents that the bent axle from taking place the friction with the crankcase junction in the moving, solid fixed ring 13 prevents that the bent axle from taking place the displacement in work, has improved the practical life of this device.
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 (4)
1. The utility model provides a high strength bent axle for oxygen compressor which characterized in that: the crankshaft comprises a right end shaft structure, a crankshaft reinforcing structure and a left end shaft;
the right end shaft structure: the right end shaft structure comprises a right end shaft, a rolling bearing is arranged on the right end shaft, fixing rings are arranged on two sides of the rolling bearing, one end of the right end shaft is connected with a right crank arm, and a fixing shaft is connected to one side surface of the right crank arm;
the crankshaft reinforcing structure: the crankshaft reinforcing structure comprises a rolling shaft, rolling steel balls are arranged inside the rolling shaft, a wear-resistant sheath is arranged on the outer surface of the rolling shaft, a fixing pin hole is formed in the rolling shaft, and limiting rings are arranged on two sides of the rolling shaft;
left end shaft: one end of the left end shaft is connected with a left crank arm, central shafts of the left end shaft and the right end shaft are on the same straight line, and fixing grooves are formed in the left end shaft and the right end shaft;
wherein: still including strengthening the crank arm, strengthen the crank arm and be connected with left side crank arm through the fixed axle.
2. The high-strength crankshaft for an oxygen compressor as claimed in claim 1, wherein: and a connecting shaft is arranged between the right crank arm and the reinforcing crank arm, the connecting shaft is of a Z-shaped structure, and the connecting shaft is respectively connected with the right crank arm and the reinforcing crank arm through a fixing shaft.
3. The high-strength crankshaft for an oxygen compressor as claimed in claim 1, wherein: the reinforced crank arms are of a rectangular structure, a fixed shaft is connected between the reinforced crank arms, and the fixed shaft is connected between the reinforced crank arms and the crank arm on the left side.
4. The high-strength crankshaft for an oxygen compressor as claimed in claim 1, wherein: the right side crank arm and the left side crank arm are of structures with one large end and the other small end, the large end of the right side crank arm and the large end of the left side crank arm are of arc structures, and the large end of the right side crank arm corresponds to the small end of the left side crank arm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020293281.5U CN212131042U (en) | 2020-03-11 | 2020-03-11 | High-strength crankshaft for oxygen compressor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020293281.5U CN212131042U (en) | 2020-03-11 | 2020-03-11 | High-strength crankshaft for oxygen compressor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212131042U true CN212131042U (en) | 2020-12-11 |
Family
ID=73674058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020293281.5U Expired - Fee Related CN212131042U (en) | 2020-03-11 | 2020-03-11 | High-strength crankshaft for oxygen compressor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN212131042U (en) |
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2020
- 2020-03-11 CN CN202020293281.5U patent/CN212131042U/en not_active Expired - Fee Related
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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: 20201211 |
|
CF01 | Termination of patent right due to non-payment of annual fee |