CN217270756U - Oil applying amount detection device for crankshaft assembly of compressor - Google Patents
Oil applying amount detection device for crankshaft assembly of compressor Download PDFInfo
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- CN217270756U CN217270756U CN202220341951.5U CN202220341951U CN217270756U CN 217270756 U CN217270756 U CN 217270756U CN 202220341951 U CN202220341951 U CN 202220341951U CN 217270756 U CN217270756 U CN 217270756U
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- crankshaft assembly
- compressor
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- fixing seat
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Abstract
The utility model discloses a compressor crankshaft assembly oil feeding amount detection device relates to compressor test technical field, has solved the problem that current detection method can't directly carry out oil feeding amount to the crankshaft assembly and measure, and the cost is reduced, and concrete scheme is as follows: the oil amount detection device for the crankshaft assembly of the compressor comprises a rack, the crankshaft assembly arranged on the rack, an oil blocking cover, a speed regulating motor and an oil tank, wherein a fixed gear is arranged at the bottom of the crankshaft assembly and is connected with the speed regulating motor through a belt, the speed regulating motor is movably arranged on the rack through a belt regulator, and the crankshaft assembly and the belt regulator are respectively positioned on two sides of the speed regulating motor; the bent axle subassembly sets up in keeping off the oil cover, and the below of bent axle subassembly is the oil tank that has the scale, the bottom of bent axle subassembly is connected with the oil tank through inhaling oil pipe, it is connected with the oil tank through returning oil pipe to keep off the oil cover.
Description
Technical Field
The utility model belongs to the technical field of the compressor test technique and specifically relates to a compressor crankshaft assembly oil volume detection device that oils.
Background
The statements herein merely provide background related to the present disclosure and may not necessarily constitute prior art.
The crankshaft assembly is a key part of the compressor, in order to ensure that the compressor has sufficient lubrication and cooling in the operation process, the selected crankshaft assembly is provided with an oil outlet and an oil duct, the crankshaft drives an oil suction pipe to enable refrigerating machine oil to enter a spiral groove (oil duct) on the outer side of the crankshaft to lubricate the crankshaft and a cylinder seat shaft hole under the action of centrifugal force when rotating, meanwhile, the refrigerating machine oil continuously flows upwards along the spiral groove to enter the eccentricity of the crankshaft, and the large end and the small end of a connecting rod are lubricated through a radial oil hole on the eccentricity of the crankshaft, so that the important functions of cooling, reducing part abrasion, reducing noise, reducing friction loss and the like are achieved.
When the oilhole and the oil duct of bent axle subassembly are not conform to the requirement, can lead to the compressor to go up the oil mass not enough after the assembly, do not oiled, moving part can not in time obtain the lubrication, the dead phenomenon of wearing and tearing card appears in the compressor operation in-process easily.
The inventor finds that the existing detection method can only observe the oiling condition by using a stroboscope after the compressor is assembled into a finished product and the cover is disassembled, the detection method can not measure the oiling amount, and the compressor after the cover is disassembled is scrapped and cannot be put into use, so that the cost is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a compressor crankshaft subassembly oil volume detection device that oils, be connected crankshaft subassembly and oil tank, set up the scale on the oil tank to utilize buncher drive crankshaft subassembly in order to simulate the rotational speed of oiling of different compressors, through the preceding poor calculation oil mass of scale around observing the oil tank, solved the problem that current detection method can't directly carry out the oil volume of oiling to crankshaft subassembly and measure.
In order to achieve the above purpose, the present invention is realized by the following technical solution:
in a first aspect, an embodiment of the utility model provides a device for detecting oil amount on a crankshaft assembly of a compressor, which comprises a frame, a crankshaft assembly arranged on the frame, an oil baffle cover, a speed regulating motor and an oil tank, wherein a fixed gear is arranged at the bottom of the crankshaft assembly and is connected with the speed regulating motor through a belt, the speed regulating motor is movably arranged on the frame through a belt adjuster, and the crankshaft assembly and the belt adjuster are respectively positioned on two sides of the speed regulating motor;
the bent axle subassembly sets up in keeping off the oil cover, and the below of bent axle subassembly is the oil tank that has the scale, the bottom of bent axle subassembly is connected with the oil tank through inhaling oil pipe, it is connected with the oil tank through returning oil pipe to keep off the oil cover.
As a further implementation manner, the oil tank is provided with a first oil chamber and a second oil chamber, the first oil chamber and the second oil chamber are independently arranged, and the first oil chamber is communicated with the second oil chamber through a pipeline driven by the oil suction pump.
As a further implementation mode, the first oil chamber is connected with the crankshaft assembly through an oil suction pipe, and the second oil chamber is connected with the oil blocking cover through an oil return pipe.
As a further implementation mode, the oil tank is of a transparent structure as a whole.
As a further implementation manner, the crankshaft assembly is composed of a mounting seat and a crankshaft, the crankshaft is vertically arranged on the mounting seat, and the crankshaft is connected with the fixed gear through a stop screw.
As a further implementation manner, the belt adjuster is composed of a first fixed seat, a second fixed seat and a position adjusting rod, and the first fixed seat is connected with the second fixed seat through the position adjusting rod.
As a further implementation manner, the first fixing seat and the second fixing seat are both L-shaped structures, the first fixing seat is movably arranged on the rack, and the second fixing seat is fixedly arranged on the rack.
As a further implementation manner, the upper end of the first fixing seat is fixedly connected with the speed regulating motor.
As a further implementation manner, the position adjusting rod is of a screw structure, a mounting hole with threads is formed in the second fixing seat, the position adjusting rod is arranged in the mounting hole, and one end of the position adjusting rod is fixedly connected with the first fixing seat.
As a further implementation mode, the rack is also provided with a plurality of starting switches, and the starting switches are respectively connected with the speed regulating motor and the oil tank.
Above-mentioned the utility model has the advantages as follows:
1) the utility model discloses be connected bent axle subassembly and oil tank, set up the scale on the oil tank to utilize the rotational speed of oiling of buncher drive bent axle subassembly in order to simulate different compressors, through the poor calculation oil mass of scale around observing the oil tank, can directly test the bent axle subassembly and acquire the accurate volume of oiling before the installation, need not to tear open the quick-witted test and avoided the unqualified bent axle subassembly of ann in the follow-up installation, greatly reduced the rejection rate.
2) The utility model discloses the fixed gear passes through the locking screw and is connected with the bent axle, and different specification and dimension's bent axle that can be compatible has improved detection device's adaptability.
3) The utility model discloses keep off oil cover and oil tank intercommunication, can make the refrigerating machine oil that is extracted return back to in the grease chamber of oil tank again, and each grease chamber independent setting communicates each other again in the oil tank, and each grease chamber independent setting has guaranteed that refrigerating machine oil extracts and returns mutual noninterference in the testing process, has guaranteed the accuracy of test, and each grease chamber communicates each other and has guaranteed collecting and recycling of refrigerating machine oil again, has reduced use cost.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a schematic view of the overall structure of an oil level detection device of a crankshaft assembly of a compressor according to one or more embodiments of the present invention;
fig. 2 is a schematic side view of an oil level detection device on a crankshaft assembly of a compressor according to one or more embodiments of the present invention;
in the figure: the mutual spacing or size is exaggerated to show the position of each part, and the schematic diagram is only used for illustration;
1, a crankshaft assembly; 2. starting a switch; 3. a frame; 4. a speed-regulating motor; 5. an oil tank; 6. a belt adjuster; 7. an oil shield; 8. a belt; 9. fixing a gear; 10. a first fixed seat; 11. a second fixed seat; 12. a position adjusting rod; 13. an oil return pipe; 14. an oil suction pipe.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Just as the introduction of background art, current detection method can only use the stroboscope to observe the condition of oiling after compressor assembly finished product through disintegrating the cover, and this kind of detection method can't measure the oil mass not only to compressor after the cover that disintegrates has scrapped, and unable the using that comes into operation has caused the extravagant problem of cost, for solving above-mentioned problem, the utility model provides a compressor crankshaft assembly oil mass detection device.
Example 1
The utility model discloses an in the typical embodiment, as shown in fig. 1-2, provide a compressor crankshaft assembly oil level detection device, include crankshaft assembly 1, frame 3, buncher 4, oil tank 5 and oil baffle cover 7.
Wherein, frame 3 is the supporting platform structure, and bent axle subassembly 1 and buncher 4 are all fixed to be set up on the upper portion of frame 3, are connected through belt 8 between bent axle subassembly 1 and the buncher 4, and bent axle subassembly 1 is placed in oil baffle cover 7, and the lower part and the oil tank 5 of bent axle subassembly 1 are connected, and oil tank 5 also is fixed to be set up on frame 3.
Specifically, the crankshaft assembly 1 is composed of a crankshaft and a mounting seat, a fixed gear 9 is arranged at the bottom of the mounting seat, the crankshaft is vertically arranged on the mounting seat, a spiral oil duct is arranged on the outer side of the crankshaft along the axial direction of the crankshaft, an oil outlet is formed in the top of the crankshaft, the bottom of the crankshaft is connected with the fixed gear 9, an oil suction pipe 14 is further connected to the bottom of the crankshaft, and the oil suction pipe 14 is communicated with the oil duct on the crankshaft.
In the embodiment, the fixed gear 9 is connected with the crankshaft through the stop screw, so that the crankshaft with different specifications and sizes can be compatible, and the adaptability of the detection device is improved.
The crankshaft is communicated with the oil tank 5 through an oil suction pipe 14, and when the crankshaft rotates, the oil suction pipe 14 is driven to suck the refrigerating machine oil in the oil tank 5 through the action of centrifugal force, and the refrigerating machine oil is enabled to continuously flow upwards along an axial oil passage of the crankshaft.
The crankshaft assembly 1 is connected with the speed regulating motor 4 through the fixed gear 9 at the bottom, namely the crankshaft is connected with the speed regulating motor 4 through the fixed gear 9, specifically, a transmission shaft of the speed regulating motor 4 is connected with the fixed gear 9 through a belt 8, so that the crankshaft can be driven to rotate according to different set rotating speeds through the speed regulating motor 4, and rotating speeds of different compressors can be simulated.
In order to facilitate the adjustment of the tightness of the belt 8, a belt adjuster 6 is further arranged on the frame 3, and the belt adjuster 6 is composed of a first fixed seat 10, a second fixed seat 11 and a position adjusting rod 12 connected with the first fixed seat 10 and the second fixed seat 11.
The first fixing seat 10 and the second fixing seat 11 are both of an L-shaped structure, the first fixing seat 10 is located at the bottom of the speed regulating motor 4, the upper end of the first fixing seat 10 is fixedly connected with the speed regulating motor and used for supporting the speed regulating motor 4, and the bottom of the first fixing seat 10 is movably arranged on the rack 3;
the second fixing seat 11 is located on one side of the speed regulating motor 4, specifically, the crankshaft assembly 1 and the second fixing seat 11 are respectively located on two sides of the speed regulating motor 4, and the two are symmetrically arranged by taking the speed regulating motor 4 as a center.
It is understood that the fixing manner of the second fixing seat 11 can be in the form of welding, bolting, etc., and the specific installation manner is selected according to the design requirement, which is not limited too much here.
Specifically, the position adjusting rod 12 is of a screw structure, one end of the position adjusting rod 12 is fixedly connected with the first fixing seat 10, the other end of the position adjusting rod 12 penetrates through the mounting hole of the second fixing seat 11, the position of the position adjusting rod 12 on the second fixing seat 11 is adjusted and fixed in a threaded fit mode, and then the position of the first fixing seat 10 on the rack 3 is adjusted and fixed.
In practical application, the position of the speed regulating motor 4 is adjusted by adjusting the position of the position adjusting rod 12, so that the tightness of the belt 8 is adjusted, and the belt 8 is effectively prevented from being damaged by excessive looseness or excessive tension.
The crankshaft assembly 1 is arranged in the oil blocking cover 7, the oil blocking cover 7 is mainly used for blocking and collecting refrigerating machine oil, when the refrigerating machine oil is sprayed out from the oil outlet hole in the upper portion of the crankshaft, the oil blocking cover 7 blocks and collects the refrigerating machine oil, and finally the refrigerating machine oil is returned to the oil return box 5.
Specifically, the oil tank 5 is provided with a first oil chamber and a second oil chamber, the first oil chamber and the second oil chamber independently exist, the first oil chamber and the second oil chamber are connected through a pipeline, and the pipeline is driven by an oil suction pump.
The first oil chamber is communicated with the crankshaft assembly 1 through the oil suction pipe 14, the second oil chamber is communicated with the oil blocking cover 7 through the oil return pipe 13, when the crankshaft assembly 1 is detected, the crankshaft assembly 1 sucks the refrigerating machine oil from the first oil chamber through the oil suction pipe 14, the refrigerating machine oil discharged from the crankshaft assembly 1 is collected into the second oil chamber through the oil return pipe 13, the refrigerating machine oil in the second oil chamber is sucked into the first oil chamber again through the oil suction pump after the detection is finished, the recycling of the refrigerating machine oil is guaranteed, and the detection cost is reduced.
In order to facilitate the intuitive reflection of the oil feeding amount of the crankshaft assembly 1, the oil tank 5 is integrally set to be a transparent structure, meanwhile, a scale value is arranged on the oil tank 5, and the oil feeding amount is calculated by observing the time scale difference before and after the set time.
The rack 3 is also provided with a plurality of starting switches 2, and the starting switches 2 are respectively connected with the speed regulating motor 4 and the oil suction pump in the oil tank 5 and are mainly used for controlling the starting and stopping of the speed regulating motor 4 and the oil suction pump.
The specific working principle is as follows:
the crankshaft assembly 1 is placed in an oil blocking cover 7, the crankshaft assembly 1 is communicated with a first oil chamber of an oil tank 5 through an oil suction pipe 14, and the oil blocking cover 7 is communicated with a second oil chamber of the oil tank 5 through an oil return pipe 13;
the speed regulating motor 4 is arranged on a first fixed seat 10, a transmission shaft of the speed regulating motor 4 is connected with a fixed gear 9 at the bottom of the crankshaft assembly 1 through a belt 8, the position of a position adjusting rod 12 on a second fixed seat 11 is adjusted, and the looseness degree of the belt 8 is further adjusted;
setting the rotating speed of the speed regulating motor 4 according to the rotation parameters of the measured compressor, driving the oil suction pipe 14 to suck the refrigerating machine oil in the oil tank 5 under the action of centrifugal force when the crankshaft rotates, so that the refrigerating machine oil continuously flows upwards along the axial oil passage of the crankshaft and is sprayed out from the oil outlet hole at the upper part of the crankshaft;
and in a set time, observing the scale difference of the oil tank 5 in the previous and subsequent time periods, calculating the oil mass through the scale difference, and comparing the calculated oil mass with a standard value to determine whether the measured crankshaft assembly 1 meets the requirement.
When the refrigerating machine oil is sprayed out from the upper part of the crankshaft, the refrigerating machine oil can be shielded and collected by the oil blocking cover 7 and flows into the second oil chamber in the oil tank 5 through the oil return pipe 13, and the refrigerating machine oil in the second oil chamber cannot flow back to the first oil chamber within the set testing time, so that the testing accuracy is ensured;
and after the test is finished, the refrigerating machine oil in the second oil chamber can be sucked into the first oil chamber again by using the oil suction pump, so that the recycling of the refrigerating machine oil is ensured, and the detection cost is reduced.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The oil quantity detection device for the crankshaft assembly of the compressor is characterized by comprising a rack, the crankshaft assembly arranged on the rack, an oil blocking cover, a speed regulating motor and an oil tank, wherein a fixed gear is arranged at the bottom of the crankshaft assembly and is connected with the speed regulating motor through a belt, the speed regulating motor is movably arranged on the rack through a belt regulator, and the crankshaft assembly and the belt regulator are respectively positioned on two sides of the speed regulating motor;
the bent axle subassembly sets up in keeping off the oil cover, and the below of bent axle subassembly is the oil tank that has the scale, the bottom of bent axle subassembly is connected with the oil tank through inhaling oil pipe, it is connected with the oil tank through returning oil pipe to keep off the oil cover.
2. The device for detecting the oil quantity on the crankshaft assembly of the compressor as claimed in claim 1, wherein the oil tank is provided with a first oil chamber and a second oil chamber, the first oil chamber and the second oil chamber are independently arranged, and the first oil chamber is communicated with the second oil chamber through a pipeline driven by the oil suction pump.
3. The oil amount detection device on the crankshaft assembly of the compressor as claimed in claim 2, wherein the first oil chamber is connected with the crankshaft assembly through an oil suction pipe, and the second oil chamber is connected with the oil blocking cover through an oil return pipe.
4. The device for detecting the amount of oil in a crankshaft assembly of a compressor as claimed in claim 1, wherein said oil tank is entirely of transparent construction.
5. The oil amount detection device on the compressor crankshaft assembly as claimed in claim 1, wherein the crankshaft assembly is composed of a mounting seat and a crankshaft, the crankshaft is vertically arranged on the mounting seat, and the crankshaft is connected with the fixed gear through a stop screw.
6. The oil amount detection device of the compressor crankshaft assembly as claimed in claim 1, wherein the belt adjuster is composed of a first fixing seat, a second fixing seat and a position adjusting rod, and the first fixing seat is connected with the second fixing seat through the position adjusting rod.
7. The oil amount detection device of the compressor crankshaft assembly as claimed in claim 6, wherein the first fixing seat and the second fixing seat are both L-shaped structures, the first fixing seat is movably arranged on the frame, and the second fixing seat is fixedly arranged on the frame.
8. The oil level detection device of the compressor crankshaft assembly as claimed in claim 6, wherein the upper end of the first fixing seat is fixedly connected with the speed regulating motor.
9. The oil amount detection device of the compressor crankshaft assembly as claimed in claim 6, wherein the position adjustment rod is of a screw structure, the second fixing seat is provided with a mounting hole with threads, the position adjustment rod is disposed in the mounting hole, and one end of the position adjustment rod is fixedly connected to the first fixing seat.
10. The oil level detection device of a compressor crankshaft assembly as claimed in claim 1, wherein the frame is further provided with a plurality of start switches, and the plurality of start switches are respectively connected with the speed regulating motor and the oil tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220341951.5U CN217270756U (en) | 2022-02-18 | 2022-02-18 | Oil applying amount detection device for crankshaft assembly of compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220341951.5U CN217270756U (en) | 2022-02-18 | 2022-02-18 | Oil applying amount detection device for crankshaft assembly of compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217270756U true CN217270756U (en) | 2022-08-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220341951.5U Active CN217270756U (en) | 2022-02-18 | 2022-02-18 | Oil applying amount detection device for crankshaft assembly of compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217270756U (en) |
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2022
- 2022-02-18 CN CN202220341951.5U patent/CN217270756U/en active Active
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