CN110925214A - Oil-cooled compressor with flexible connecting pipeline and detection method - Google Patents
Oil-cooled compressor with flexible connecting pipeline and detection method Download PDFInfo
- Publication number
- CN110925214A CN110925214A CN201911281921.9A CN201911281921A CN110925214A CN 110925214 A CN110925214 A CN 110925214A CN 201911281921 A CN201911281921 A CN 201911281921A CN 110925214 A CN110925214 A CN 110925214A
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- Prior art keywords
- half body
- oil
- wedge
- flexible connection
- cooled compressor
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- 238000001514 detection method Methods 0.000 title abstract 2
- 238000001816 cooling Methods 0.000 abstract 3
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C28/00—Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids
- F04C28/28—Safety arrangements; Monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/80—Other components
- F04C2240/806—Pipes for fluids; Fittings therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressor (AREA)
Abstract
The invention discloses an oil cooling compressor with a soft connecting pipeline, which comprises the soft connecting pipeline connected on the oil cooling compressor, wherein the soft connecting pipeline comprises a plurality of pipelines and a flexible connecting assembly used for pipeline connection, the flexible connecting assembly comprises a flexible connecting ring and a fixed pipe sleeved on the flexible connecting ring, two ends of the flexible connecting ring are radially inwards provided with elastic folded edges, the fixed pipe comprises a left half body and a right half body, a gap is arranged between the left half body and the right half body, the left half body and the right half body are both connected with wedge blocks matched through inclined planes, the oil cooling compressor also comprises an adjusting assembly for adjusting the positions of the wedge blocks to change the distance between the left half body and the right half body, two ends of the fixed pipe are both provided with annular step surfaces which are butted against the ends of the flexible connecting ring, the annular step surfaces are respectively arranged on the left half body and the right half body, and a plurality of pressure detection pieces are arranged on the annular step surface along the circumferential direction.
Description
Technical Field
The invention relates to an oil-cooled compressor with a flexible connecting pipeline and a detection method.
Background
The compressor mainly provides original power for industrial production, comprises an air compressor, a process compressor, a refrigerant compressor and the like, is applied to the fields of industrial automation, traffic braking, energy chemical engineering, refrigeration and air conditioning and the like, and is indispensable equipment in modern industry. The compressor can produce great heat at the operation in-process, needs heat radiation structure for guaranteeing normal operating, takes screw compressor as an example, and screw compressor has structural style such as forced air cooling, water-cooling, oil cooling.
Because the oil cooling heat dissipation is more even and efficient, adopt the oil cooling heat dissipation under the higher circumstances of operational environment temperature height and power mostly, but because the direct and compressor contact of oil cooling heat radiation structure can transmit vibrations, and can produce great vibrations when the compressor starts and stops, the last connecting line of oil cooling heat radiation structure all can produce great vibrations promptly, make compressor and casing all have great noise, and vibrations can strengthen the oil leak possibility of tube coupling department, reduce the overall reliability of product, and the condition of oil leak is difficult to in time discover.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an oil-cooled compressor with a soft connection pipeline and a detection method, wherein the soft connection is adopted to reduce the whole noise and reduce the vibration transmission, and the soft connection structure can be detected to increase the whole reliability.
The technical scheme of the invention is that the oil cooling compressor with the soft connecting pipeline comprises the soft connecting pipeline connected on the oil cooling compressor, the soft connecting pipeline comprises a plurality of pipelines and a flexible connecting assembly used for pipeline connection, the flexible connecting assembly comprises a flexible connecting ring and a fixed pipe sleeved on the flexible connecting ring, two ends of the flexible connecting ring are provided with elastic folded edges inwards along the radial direction, the fixed pipe comprises a left half body and a right half body, a gap is arranged between the left half body and the right half body, wedge blocks matched through inclined planes are connected on the left half body and the right half body respectively, the oil cooling compressor also comprises an adjusting assembly for adjusting the positions of the wedge blocks to change the distance between the left half body and the right half body, annular step surfaces butted against the ends of the flexible connecting ring are arranged at two ends of the fixed pipe respectively, the annular step surfaces are arranged on the left half body and the right half body respectively, and a plurality of pressure detection pieces are arranged on the annular step surface along the circumferential direction.
Preferably, the adjusting assembly comprises a bolt passing through the two wedge blocks and a nut matched with the bolt.
Preferably, the adjusting component comprises a stud penetrating through the two wedge-shaped blocks and a rotating part in threaded fit with two ends of the stud, and the rotating part is connected with a power part for driving the rotating part to rotate along one direction.
Preferably, the control module is used for controlling the power part to operate and receiving the pressure value detected by the pressure detection part.
After adopting the structure, compared with the prior art, the oil-cooled compressor with the soft connecting pipeline has the following advantages: form a structure that can communicate two pipelines through flexible coupling assembling, and two pipelines can not contradict mutually, can reduce the transmission of most vibrations and reduce the noise, and pass through annular step face extrude the elasticity hem and make sealed stable to realize accurate long-time stable connection through the flexible hem of extrusion that adjusting part can not the degree, increase overall reliability.
Another technical solution of the present invention is to provide a method for detecting an oil-cooled compressor having a flexible connection pipeline, including the following steps:
the control module inputs a preset curve and the positions of the maximum value and the minimum value of the relative distance between the two wedge-shaped blocks in advance;
the control module sends an instruction to enable the adjusting component to drive the wedge block to move from the position of the maximum value of the relative distance between the two wedge blocks to the position of the minimum value of the relative distance between the two wedge blocks, and the pressure detecting part records the pressure value in real time and sends the pressure value to the control module;
the control module receives the pressure values to obtain a detection curve of relative distances between the pressure values and the two wedge-shaped blocks, the detection curve is compared with the control module and a preset curve to obtain the contact ratio, the contact ratio is smaller than a threshold value, and the detection is not passed and an alarm is sent.
After the structure is adopted, compared with the prior art, the oil-cooled compressor detection method with the soft connection pipeline has the following advantages: the positions of the maximum value and the minimum value of the relative distance between the two wedge-shaped blocks are input to ensure that the movement of the two wedge-shaped blocks is kept in a controllable range and the normal use of the elastic folding edge is ensured, when the adjusting component drives the wedge-shaped blocks to move from the position of the maximum relative distance between the two wedge-shaped blocks to the position of the minimum relative distance between the two wedge-shaped blocks, namely, the maximum compression of the elastic folded edge within the controllable range is completed, the pressure detection piece records the pressure in real time to form a detection curve of the pressure value and the relative distance between the two wedge-shaped blocks, this curve can feed back the actual elastic state of present elasticity hem promptly, can detect whether elasticity hem accords with the operating requirement through the comparison of presetting the curve promptly, both can detect flexible coupling assembling before the start, avoids flexible coupling assembling to become invalid, can guarantee during operation normal use, avoids the maintenance, and it can obtain through the experiment to preset the curve.
Drawings
Fig. 1 is a schematic structural view of the flexible connecting line of the present invention.
Fig. 2 is an exploded view of the structure of the flexible connection assembly of the present invention.
FIG. 3 is a first schematic view of a flexible connection assembly of the present invention.
FIG. 4 is a second schematic structural view of a flexible connection assembly of the present invention.
Fig. 5 is a schematic structural view of an oil-cooled compressor of the present invention.
Shown in the figure: 1. an oil-cooled compressor; 2. a flexible connection pipeline; 21. a pipeline; 22. a flexible connection assembly; 221. a flexible connecting ring; 222. elastic edge folding; 22. a fixed tube; a wedge block; 4. a pressure detecting member; 5. an adjustment assembly; 51. a stud; 52. and a rotating member.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
Referring to fig. 1, 2, 4 and 5, the oil-cooled compressor with a flexible connecting pipeline according to the present invention includes a flexible connecting pipeline 2 connected to an oil-cooled compressor 1, the flexible connecting pipeline 2 includes a plurality of pipes 21 and a flexible connecting assembly 22 for connecting the pipes 21, the flexible connecting assembly 22 includes a flexible connecting ring 221 and a fixed pipe 22 sleeved on the flexible connecting ring 221, two ends of the flexible connecting ring 221 are radially and inwardly provided with elastic folding edges 222, the fixed pipe 22 includes a left half body and a right half body, a gap is provided between the left half body and the right half body, the left half body and the right half body are both connected with wedge blocks matched through inclined planes, and further includes an adjusting assembly for adjusting the positions of the wedge blocks to change the distance between the left half body and the right half body, two ends of the fixed pipe 22 are both provided with annular step surfaces abutting against the ends of the flexible connecting ring 221, annular step face set up respectively at left half body and right half body, annular step face on be equipped with a plurality of pressure measurement spare along circumference, form a structure that can communicate two pipelines through flexible coupling assembling 22, and two pipelines can not contradict mutually, can reduce the transmission of most vibrations and reduce the noise, and pass through annular step face extrude elasticity hem 222 and make sealed stable to can realize accurate long-time stable connection through the flexible hem of extrusion of adjusting part ability not equidimension, increase overall reliability.
The adjusting assembly comprises bolts penetrating through the two fixed half rings and nuts matched with the bolts, the bolts and the nuts can be stably fixed and can be directly rotated manually or mechanically, for example, the nuts are directly welded with rotating parts, and the bolts and the fixed rings are circumferentially limited or vice versa. Adjusting part including the double-screw bolt that passes two wedges and screw-thread fit at the rotation piece at the double-screw bolt both ends, rotation piece be connected with the drive and rotate a power spare along a direction pivoted, realize extrudeing two wedges promptly through rotating the piece, simple structure is reliable, supply the double-screw bolt to pass in two wedges and can be waist type hole, power spare can be the motor, the motor is fixed in the casing, power such as motor can be controlled through the bus.
The pressure detection device also comprises a control module used for controlling the power part to operate and receiving a pressure value detected by the pressure detection part, and the control module is based on an STC89C52 single chip microcomputer. The pressure detection piece converts pressure into an electric signal through a pressure sensor, then the electric signal is amplified through an operational amplifier and sent to a 24-bit A/D converter, then an analog signal is converted into a digital signal which can be identified by a singlechip, and the pressure sensor can be a conventional pressure sensor.
A detection method for an oil-cooled compressor with a soft connecting pipeline comprises the oil-cooled compressor with the soft connecting pipeline, and comprises the following steps:
the control module inputs a preset curve and the positions of the maximum value and the minimum value of the relative distance between the two wedge-shaped blocks in advance;
the control module sends an instruction to enable the adjusting component to drive the wedge block to move from the position of the maximum value of the relative distance between the two wedge blocks to the position of the minimum value of the relative distance between the two wedge blocks, and the pressure detecting part records the pressure value in real time and sends the pressure value to the control module;
the control module receives the pressure values to obtain a detection curve of relative distances between the pressure values and the two wedge-shaped blocks, the detection curve is compared with the control module and a preset curve to obtain the contact ratio, the contact ratio is smaller than a threshold value, and the detection is not passed and an alarm is sent.
By inputting the maximum and minimum relative distance positions of the two wedges, the movement of the two wedges is kept in a controllable range, the normal use of the elastic hem 222 is ensured, when the adjusting component drives the wedge-shaped blocks to move from the position of the maximum relative distance between the two wedge-shaped blocks to the position of the minimum relative distance between the two wedge-shaped blocks, namely, the maximum compression of the elastic folding edge 222 within the controllable range is completed, the pressure detection piece records the pressure in real time to form a detection curve of the pressure value and the relative distance between the two wedge-shaped blocks, this curve can feed back present elasticity hem 222 actual elastic state promptly, can detect through the comparison of predetermineeing the curve whether elasticity hem 222 accords with the operating requirement promptly, both can detect flexible coupling assembling 22 before the start, avoids flexible coupling assembling 22 to become invalid, can guarantee during operation normal use, avoids the maintenance, predetermines the curve and can obtain through the experiment.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (5)
1. The utility model provides an oil-cooled compressor with flexible coupling pipeline which characterized in that: the oil-cooled compressor comprises a soft connection pipeline (2) connected to an oil-cooled compressor (1), wherein the soft connection pipeline (2) comprises a plurality of pipelines (21) and a flexible connection assembly (22) used for connecting the pipelines (21), the flexible connection assembly (22) comprises a flexible connection ring (221) and a fixed pipe (223) sleeved on the flexible connection ring (221), two ends of the flexible connection ring (221) are radially and inwards provided with elastic folded edges (222), the fixed pipe (223) comprises a left half body and a right half body, a gap is arranged between the left half body and the right half body, wedge blocks (3) matched through inclined planes are connected to the left half body and the right half body respectively, the oil-cooled compressor further comprises an adjusting assembly (5) for adjusting the position of the wedge blocks (3) to change the distance between the left half body and the right half body, and annular step surfaces abutted against the end portions of the flexible connection ring (221) are arranged at two ends of the fixed pipe, the annular step surface is respectively arranged on the left half body and the right half body, and a plurality of pressure detection pieces (4) are arranged on the annular step surface along the circumferential direction.
2. Oil-cooled compressor with flexible connection line according to claim 1, characterized in that: the adjusting assembly (5) comprises a bolt penetrating through the two wedge-shaped blocks (3) and a nut matched with the bolt.
3. Oil-cooled compressor with flexible connection line according to claim 1, characterized in that: the adjusting assembly (5) comprises a stud (51) penetrating through the two wedge-shaped blocks (3) and rotating pieces (52) in threaded fit with the two ends of the stud (51), and the rotating pieces (52) are connected with power pieces for driving the rotating pieces (52) to rotate along one direction.
4. Oil-cooled compressor with flexible connection line according to claim 3, characterized in that: the pressure sensor also comprises a control module used for controlling the power part to operate and receiving a pressure value detected by the pressure detection part (4).
5. A method for testing an oil-cooled compressor with a flexible connection pipeline, comprising the oil-cooled compressor with a flexible connection pipeline as claimed in claim 4, wherein: comprises the following steps
The control module inputs a preset curve and the positions of the maximum value and the minimum value of the relative distance between the two wedge blocks (3) in advance;
the control module sends an instruction to enable the adjusting component (5) to drive the wedge-shaped blocks (3) to move from the position of the maximum value of the relative distance between the two wedge-shaped blocks (3) to the position of the minimum value of the relative distance between the two wedge-shaped blocks (3), and the pressure detecting part (4) records the pressure value in real time and sends the pressure value to the control module;
the control module receives the pressure values to obtain a detection curve of relative distances between the pressure values and the two wedge-shaped blocks (3), the detection curve is compared with the control module and a preset curve to obtain the contact ratio, the contact ratio is smaller than a threshold value, and the detection is not passed and an alarm is sent.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911281921.9A CN110925214B (en) | 2019-12-13 | 2019-12-13 | Oil-cooled compressor with flexible connecting pipeline and detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911281921.9A CN110925214B (en) | 2019-12-13 | 2019-12-13 | Oil-cooled compressor with flexible connecting pipeline and detection method |
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| CN110925214A true CN110925214A (en) | 2020-03-27 |
| CN110925214B CN110925214B (en) | 2021-09-03 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2426058Y (en) * | 2000-06-14 | 2001-04-04 | 临安特种阀门厂 | Pipeline joint sleeve |
| CN103994287A (en) * | 2014-06-05 | 2014-08-20 | 浙江康帕斯流体输送技术有限公司 | Connecting device of compressed air pipeline |
| KR101501704B1 (en) * | 2014-10-13 | 2015-03-12 | 알루텍 (주) | Pipe Connecting Apparatus |
| CN109027462A (en) * | 2018-07-31 | 2018-12-18 | 宁波市凯瑞梅特汽配工业有限公司 | A kind of Quick-mounting joint for hose |
| CN109341928A (en) * | 2018-12-12 | 2019-02-15 | 江苏徐工工程机械研究院有限公司 | Bolt pretightening force measuring device and method |
| CN209705471U (en) * | 2018-12-29 | 2019-11-29 | 威睿电动汽车技术(宁波)有限公司 | A kind of cooling tube interface fixing apparatus and battery cooling system |
-
2019
- 2019-12-13 CN CN201911281921.9A patent/CN110925214B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2426058Y (en) * | 2000-06-14 | 2001-04-04 | 临安特种阀门厂 | Pipeline joint sleeve |
| CN103994287A (en) * | 2014-06-05 | 2014-08-20 | 浙江康帕斯流体输送技术有限公司 | Connecting device of compressed air pipeline |
| KR101501704B1 (en) * | 2014-10-13 | 2015-03-12 | 알루텍 (주) | Pipe Connecting Apparatus |
| CN109027462A (en) * | 2018-07-31 | 2018-12-18 | 宁波市凯瑞梅特汽配工业有限公司 | A kind of Quick-mounting joint for hose |
| CN109341928A (en) * | 2018-12-12 | 2019-02-15 | 江苏徐工工程机械研究院有限公司 | Bolt pretightening force measuring device and method |
| CN209705471U (en) * | 2018-12-29 | 2019-11-29 | 威睿电动汽车技术(宁波)有限公司 | A kind of cooling tube interface fixing apparatus and battery cooling system |
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| Publication number | Publication date |
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| CN110925214B (en) | 2021-09-03 |
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Effective date of registration: 20230109 Address after: 337000 area a, Lianhua Industrial Park, Pingxiang City, Jiangxi Province Patentee after: Jiangxi Yingsai Compressor Co.,Ltd. Address before: 337100 B District, Lianhua County Industrial Park, Pingxiang, Jiangxi Patentee before: JIANGXI FENGSHI COMPRESSOR CO.,LTD. |