CN216447289U - Split crankshaft of gas compressor - Google Patents
Split crankshaft of gas compressor Download PDFInfo
- Publication number
- CN216447289U CN216447289U CN202122997329.8U CN202122997329U CN216447289U CN 216447289 U CN216447289 U CN 216447289U CN 202122997329 U CN202122997329 U CN 202122997329U CN 216447289 U CN216447289 U CN 216447289U
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- crank arm
- crankshaft
- side wall
- crank
- groove
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- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model discloses a split crankshaft of a gas compressor, in particular to the field of crankshaft accessories, which comprises a crankshaft main rod, crank arms, crank pins, main journals and a connector, wherein the side walls of the crankshaft main rod are detachably provided with the crank arms, the two sides of the crank arms are respectively provided with mounting groove components positioned at the axes of the crank arms and far away from the axes of the crank arms, the two ends of each crank pin are respectively provided with a mounting head component connected with the mounting groove component at the position of the crank arms far away from the axes, the two ends of each main journal are respectively provided with a mounting head component connected with the mounting groove component at the axes of the crank arms, the side wall of the connector is provided with a mounting head component connected with the mounting groove component at the axes of the crank arms, the device is convenient for screwing in of a locking pin through the matching of a connecting hole and a round hole, the effect of fixing a connecting plate and a circular plate is achieved, the disassembly is convenient, each part can be cast independently, the size of the die is reduced, the die is convenient to disassemble and assemble, and the die is convenient to load.
Description
Technical Field
The utility model relates to the technical field of crankshaft accessories, in particular to a split crankshaft of a gas compressor.
Background
The crankshaft receives the force from the connecting rod and converts the force into torque which is output by the crankshaft and drives other accessories on the engine to work. The crankshaft is subjected to the combined action of centrifugal force of the rotating mass, gas inertia force of periodic variation and reciprocating inertia force, so that the crankshaft is subjected to the action of bending and twisting load. Therefore, the crankshaft is required to have enough strength and rigidity, the surface of a shaft neck needs to be wear-resistant, work is uniform, balance is good, most of the conventional crankshafts are integrally cast, and a die required in casting is large in size and inconvenient to load.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a split crankshaft of a gas compressor to solve the above-mentioned problems of the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: a split crankshaft of a gas compressor comprising:
the crank arm is detachably arranged on the side wall of the crankshaft main rod;
the two sides of the crank arm are respectively provided with a mounting groove assembly positioned at the axle center of the crank arm and far away from the axle center of the crank arm;
the two ends of the crank pin are respectively provided with a mounting head component connected with a mounting groove component at the position of the crank arm far away from the axis;
the two ends of the main journal are respectively provided with an installation head component connected with the installation groove component at the axle center of the crank arm;
the connector, the lateral wall of connector is provided with the installation head subassembly of being connected with crank arm axle center department mounting groove subassembly.
Preferably, the mounting groove assembly comprises a groove arranged on the side wall of the crank arm, a connecting plate arranged in the groove and a limiting groove arranged at the bottom of the groove.
Preferably, the mounting head assembly comprises a circular plate connected with the connecting plate, a sealing plate arranged on the side wall of the circular plate and extending into the groove, and a limiting block arranged on the side wall of the sealing plate and extending into the limiting groove.
Preferably, a plurality of connecting holes have been seted up to the lateral wall of connecting plate, the connecting hole runs through the lateral wall of crank pin, a plurality of and the coaxial round hole of connecting hole have been seted up to the lateral wall of plectane.
Preferably, the side wall of the crank arm is provided with a plurality of locking pins which are screwed into the circular holes from the connecting holes.
Preferably, the lateral wall of crank arm integrated into one piece is provided with the balancing weight.
The utility model has the technical effects and advantages that:
through stopper and spacing groove cooperation, prevent that crank arm and crank pin and main journal from taking place relative rotation, improve overall stability, through the cooperation of connecting hole and round hole, make things convenient for the fitting pin to twist, reach the effect of fixing connecting plate and plectane, convenient dismantlement, every part can cast alone, reduces the size of mould, makes things convenient for the dismouting, conveniently loads.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial structural diagram of the split state according to the present invention;
FIG. 3 is a schematic diagram of the main rod portion of the crankshaft of the present invention;
FIG. 4 is a schematic view of a portion of the construction of the mounting slot assembly of the present invention;
FIG. 5 is a schematic view of a crank arm portion of the present invention;
FIG. 6 is a partial schematic view of the lock pin of the present invention;
FIG. 7 is a schematic view of the crankpin portion of the present invention;
FIG. 8 is a schematic view of a spindle neck portion of the present invention;
fig. 9 is a schematic structural diagram of the connecting head portion of the present invention.
The reference signs are: 100. a crankshaft main rod; 200. a crank arm; 200a, mounting a slot assembly; 201. a groove; 202. a connecting plate; 202a, a connecting hole; 203. a limiting groove; 210. a balancing weight; 220. a locking pin; 300. a crank pin; 400. a main journal; 500. a connector; 600. mounting a head assembly; 610. a circular plate; 611. a circular hole; 620. a sealing plate; 630. and a limiting block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
The split crankshaft of the gas compressor shown in fig. 1 to 9 mainly comprises a main crankshaft rod 100, a crank arm 200, a crank pin 300, a main journal 400 and a connector 500, wherein:
the crank arm 200 is detachably arranged on the side wall of the crankshaft main rod 100, and the crank arm 200 is conveniently detached through the detachable arrangement;
the crank arm 200, both sides of the crank arm 200 are respectively provided with a mounting groove assembly 200a located at the axle center of the crank arm 200 and a mounting groove assembly 200a located away from the axle center of the crank arm 200, the side wall of the crank arm 200 is integrally provided with a counterweight 210, and the crank pin 300 and the main journal 400 are respectively mounted through the mounting groove assemblies 200a located at both sides of the crank arm 200;
the assembly of the mounting groove assembly 200a comprises a groove 201 arranged on the side wall of the crank arm 200, a connecting plate 202 arranged in the groove 201 and a limiting groove 203 arranged at the bottom of the groove 201, and the weight of the crank arm 200 is reduced by the arrangement of the groove 201;
the crank arm assembly comprises a crank pin 300, wherein two ends of the crank pin 300 are respectively provided with a mounting head component 600 connected with a mounting slot component 200a of the crank arm 200 away from the axis, and the crank pin 300 is convenient to mount through the arrangement of the mounting head components 600;
the mounting head assembly 600 comprises a circular plate 610 connected with the connecting plate 202, a sealing plate 620 arranged on the side wall of the circular plate 610 and extending into the groove 201, and a limiting block 630 arranged on the side wall of the sealing plate 620 and extending into the limiting groove 203, wherein the limiting block 630 is matched with the limiting groove 203 to prevent the crank arm 200, the crank pin 300 and the main journal 400 from rotating relatively, so that the overall stability is improved;
the side wall of the connecting plate 202 is provided with a plurality of connecting holes 202a, the connecting holes 202a penetrate through the side wall of the crank pin 300, the side wall of the circular plate 610 is provided with a plurality of round holes 611 coaxial with the connecting holes 202a, the side wall of the crank arm 200 is provided with a plurality of locking pins 220, the locking pins 220 are screwed into the round holes 611 from the connecting holes 202a, the locking pins 220 are conveniently screwed through the matching of the connecting holes 202a and the round holes 611, the effect of fixing the connecting plate 202 and the circular plate 610 is achieved, and the disassembly is convenient;
the mounting head component 600 connected with the mounting slot component 200a at the axle center of the crank arm 200 is respectively arranged at two ends of the main journal 400, and the main journal 400 is conveniently mounted through the mounting head component 600;
the side wall of the connecting head 500 is provided with a mounting head component 600 connected with the mounting slot component 200a at the axle center of the crank arm 200, and the connecting head 500 is conveniently mounted through the mounting head component 600.
The working principle of the utility model is as follows: in the use of the device, through stopper 630 and spacing groove 203 cooperation, prevent that crank arm 200 from taking place relative rotation with crank pin 300 and main journal 400, improve overall stability, through the cooperation of connecting hole 202a and round hole 611, make things convenient for fitting pin 220 to twist, reach the effect of fixing connecting plate 202 and plectane 610, convenient dismantlement, every part can be cast alone, reduces the size of mould, makes things convenient for the dismouting, conveniently loads.
While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. A split crankshaft of a gas compressor, comprising:
the crank arm structure comprises a crankshaft main rod (100), wherein a crank arm (200) is detachably arranged on the side wall of the crankshaft main rod (100);
the crank arm assembly comprises a crank arm (200), wherein mounting groove assemblies (200a) located at the axle center of the crank arm (200) and far away from the axle center of the crank arm (200) are respectively arranged on two sides of the crank arm (200);
the crank arm crank structure comprises a crank pin (300), wherein two ends of the crank pin (300) are respectively provided with a mounting head assembly (600) connected with a mounting groove assembly (200a) at the position of a crank arm (200) far away from the axis;
the two ends of the main journal (400) are respectively provided with a mounting head assembly (600) connected with the mounting groove assembly (200a) at the axle center of the crank arm (200);
the connecting device comprises a connecting head (500), wherein the side wall of the connecting head (500) is provided with a mounting head assembly (600) connected with a mounting groove assembly (200a) at the axle center of a crank arm (200).
2. The split crankshaft of the gas compressor according to claim 1, wherein: the mounting groove assembly (200a) comprises a groove (201) arranged on the side wall of the crank arm (200), a connecting plate (202) arranged inside the groove (201), and a limiting groove (203) arranged at the bottom of the groove (201).
3. The split crankshaft of the gas compressor according to claim 2, wherein: the mounting head assembly (600) comprises a circular plate (610) connected with the connecting plate (202), a sealing plate (620) arranged on the side wall of the circular plate (610) and extending into the groove (201), and a limiting block (630) arranged on the side wall of the sealing plate (620) and extending into the limiting groove (203).
4. The split crankshaft of the gas compressor according to claim 3, wherein: the side wall of the connecting plate (202) is provided with a plurality of connecting holes (202a), the connecting holes (202a) penetrate through the side wall of the crank pin (300), and the side wall of the circular plate (610) is provided with a plurality of round holes (611) coaxial with the connecting holes (202 a).
5. The split crankshaft of the gas compressor according to claim 4, wherein: the side wall of the crank arm (200) is provided with a plurality of locking pins (220), and the locking pins (220) are screwed into the circular holes (611) from the connecting holes (202 a).
6. The split crankshaft of the gas compressor according to claim 5, wherein: the lateral wall of crank arm (200) integrated into one piece is provided with balancing weight (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122997329.8U CN216447289U (en) | 2021-11-30 | 2021-11-30 | Split crankshaft of gas compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122997329.8U CN216447289U (en) | 2021-11-30 | 2021-11-30 | Split crankshaft of gas compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216447289U true CN216447289U (en) | 2022-05-06 |
Family
ID=81355177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122997329.8U Active CN216447289U (en) | 2021-11-30 | 2021-11-30 | Split crankshaft of gas compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216447289U (en) |
-
2021
- 2021-11-30 CN CN202122997329.8U patent/CN216447289U/en active Active
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