CN116036776B - Coarse barrel separating assembly of air compressor and application method of coarse barrel separating assembly - Google Patents
Coarse barrel separating assembly of air compressor and application method of coarse barrel separating assembly Download PDFInfo
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- CN116036776B CN116036776B CN202310095058.8A CN202310095058A CN116036776B CN 116036776 B CN116036776 B CN 116036776B CN 202310095058 A CN202310095058 A CN 202310095058A CN 116036776 B CN116036776 B CN 116036776B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/20—Combinations of devices covered by groups B01D45/00 and B01D46/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/04—Measures to avoid lubricant contaminating the pumped fluid
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- Chemical Kinetics & Catalysis (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The invention discloses a coarse barrel component of an air compressor, which comprises the following components: the oil separation device comprises a coarse separation barrel body, an oil fine separator and a baffle plate, wherein the oil fine separator is arranged on the upper portion of the coarse separation barrel body, the baffle plate is connected to the lower portion of one side of the coarse separation barrel body, an air filter head is arranged on the other side of the coarse separation barrel body, an air outlet pipe is connected to the air outlet end of the head and extends to the lower portion of the baffle plate, an air outlet and an oil return pipe which are communicated with the oil fine separator are arranged at the top end of the coarse separation barrel body, the oil return pipe extends to the bottom of the oil fine separator, and lubricating oil at the bottom of the oil fine separator is conveyed to an oiling point of the head through the oil return pipe. According to the invention, the baffle plate is used for impacting the oil-gas mixed gas to perform coarse separation, and then the oil-gas fine separator is used for performing fine gas-liquid filtration, so that the secondary separation effect of the oil-gas fine separator is improved, the blockage of the oil-gas fine separator is reduced, the oil circuit circulation is promoted, the oil-gas separation efficiency is improved, the separated lubricating oil can be conveyed to a machine head, the recovery of the lubricating oil is realized, the utilization rate of the lubricating oil is improved, and the discharge is reduced.
Description
Technical Field
The invention relates to the technical field of oil-gas separation equipment, in particular to a coarse barrel component of an air compressor and an application method thereof.
Background
The air compressor is a main body in an electromechanical air-entraining source device of a core device which provides air source power as a pneumatic system, is a device for converting mechanical energy of motive force (usually an electric motor) into air pressure energy, and is an air pressure generating device of compressed air. A large amount of oil-gas mixture can be discharged in the operation process of the air compressor, atmospheric pollution can be caused by directly discharging the oil-gas mixture, and meanwhile, the waste of lubricating oil is caused, so that the oil-gas mixture generated by the air compressor is required to be subjected to oil-gas separation, and the separated lubricating oil is recycled.
The invention patent number 201911406883.5 of China discloses an oil-gas separation structure of an air compressor: including the oil gas storage tank, oil gas storage tank upper end is equipped with the top flange, and be equipped with annular supporting surface between top flange and the installation through-hole, oil gas storage tank circumference inboard is equipped with the oil gas separation core, oil gas separation core upper end is equipped with spacedly, and spacedly upper end is equipped with can link to each other oil gas separation core confined oil gas lid, and link to each other through first mounting bolt is detachable between oil gas lid and the oil gas storage tank, and arbitrary one side of oil gas lid is equipped with oil gas lid lift rotating assembly, and radial wearing is equipped with the oil return subassembly on the oil gas lid, oil gas lid mid-section is radial to be installed and is pressed valve mechanism, oil gas storage tank's cavity bottom is equipped with presses unrestrained mechanism, and oil gas storage tank's bottom is equipped with the mount pad body that is used for fixed oil gas storage tank. Through set up the unrestrained mechanism of pressure in the cavity bottom of oil gas storage tank, after lubricating oil gets into the cavity, the unrestrained subassembly of pressure can effectively prevent the spray to produce, reduces the oil drop in the compressed air, makes the fine separation of oil gas thoroughly, has reduced the oil content in the compressed air of end of use. However, the above solution adopts the wave pressing mechanism alone, which is not ideal for separating the fine oil drops already mixed in the air, so it is necessary to propose a coarse barrel component of the air compressor and an application method thereof, so as to at least partially solve the problems in the prior art.
Disclosure of Invention
In the summary, a series of concepts in a simplified form are introduced, which will be further described in detail in the detailed description. The summary of the invention is not intended to define the key features and essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.
To at least partially solve the above problems, the present invention provides an air compressor coarse-division barrel assembly and an application method thereof, wherein the air compressor coarse-division barrel assembly includes:
The oil separation device comprises a coarse separation barrel body, an oil fine separator and a baffle plate, wherein the oil fine separator is arranged on the upper portion of the coarse separation barrel body, the baffle plate is connected to the lower portion of one side of the coarse separation barrel body, an air filter head is arranged on the other side of the coarse separation barrel body, an air outlet pipe is connected to the air outlet end of the head and extends to the lower portion of the baffle plate, an air outlet and an oil return pipe which are communicated with the oil fine separator are arranged at the top end of the coarse separation barrel body, the oil return pipe extends to the bottom of the oil fine separator, and lubricating oil at the bottom of the oil fine separator is conveyed to an oiling point of the head through the oil return pipe.
Preferably, the top end of the coarse separation barrel body is connected with a coarse separation barrel body cover plate, a passage communicated with the air outlet is arranged on the coarse separation barrel body cover plate, and a pressure maintaining valve is arranged at the side end of the passage and used for controlling the communication and closing of the air outlet.
Preferably, the baffle plate is obliquely arranged, the height of one end, close to the coarse separation barrel body, of the baffle plate is higher than the height of one end, far away from the coarse separation barrel body, of the baffle plate, and one end, far away from the coarse separation barrel body, of the baffle plate is bent downwards.
Preferably, the top of the coarse separation barrel body is connected with a safety valve, the lower part of one side of the coarse separation barrel body is connected with a temperature switch, and the temperature switch is used for detecting the temperature of the oil-gas mixed gas at the outlet of the air outlet pipe.
Preferably, the bottom end of the coarse separation barrel body is provided with an oil outlet, the bottom end of the oil outlet is connected with an oil filter, and lubricating oil separated from the coarse separation barrel body is filtered by the oil filter and then conveyed to an oiling point of the machine head.
The conveying process of the lubricating oil separated from the coarse separation barrel body to the machine head oil injection point is as follows:
When the temperature of the oil-gas mixture detected by the temperature switch is lower than 78 ℃, lubricating oil directly enters an oiling point of the machine head after being filtered by the oil filter;
when the temperature of the oil-gas mixture detected by the temperature switch is 78-83 ℃, the lubricating oil is filtered by the oil filter and enters the cooler for oil cooling, and the cooled lubricating oil is conveyed to an oil injection point of the machine head.
Preferably, the oil fine separator is of a cylindrical structure, the top end of the oil fine separator is provided with a flange, the flange is connected with the top end of the coarse separation barrel body through bolts, the side end of the oil fine separator is annularly provided with a filter layer, and the filter layer is made of multiple layers of superfine fibers in a winding mode.
Preferably, the top end of the inner wall of the rough separation barrel body is provided with a sealing unit, and the sealing unit comprises:
the two seats are symmetrically connected to the inner wall of the coarse separation barrel body;
The arc-shaped plate is provided with a plurality of grooves, the arc-shaped plate is connected with the outer side of the seat body in a sliding way, the arc surface on the outer side of the arc plate is abutted with the side wall of the oil fine separator, and the arc plate is provided with a sealing plate;
The sealing ring is connected to the inner wall of the coarse separation barrel body, is connected with the side wall of the oil fine separator, and is enclosed with the sealing plate to form a whole circle to seal the side wall of the oil fine separator;
the communicating pipe is connected with the two inner cavities of the base body;
the first sliding groove is formed in the inner side of the arc-shaped plate, the first sliding groove is horizontally connected with a guide rod, the guide rod is provided with a first sliding block in a sliding mode, the first sliding block is connected with the inner wall of the first sliding groove in a sliding mode, and a groove for the first sliding block to move is formed in the base body.
Preferably, a reset unit is connected between the first slider and the base, and the reset unit includes:
The fixed block and the second sliding blocks are connected to the middle of the base body, the second sliding blocks are symmetrically arranged on two sides of the fixed block, and the base body is provided with second sliding grooves which are in sliding connection with the second sliding blocks;
the first connecting rod is hinged between the fixed block and the first sliding block;
The second connecting rod is hinged between the second sliding block and the first sliding block, and a spring is arranged between the second connecting rod and the first connecting rod;
The two ends of the spring telescopic rod are respectively hinged to the inner wall of the seat body and one side end of the sliding block.
Preferably, the internal wall of the coarse-division barrel body is provided with an arc-shaped cavity for accommodating the communicating pipe, a fixed section and a rotating section are arranged on the communicating pipe, the two fixed sections are respectively arranged on one side of the communicating pipe, which is close to the two seats, the rotating sections are sequentially connected between the two fixed sections, two ends of each rotating section are respectively provided with a rotating groove and a rotating block, the rotating blocks are connected with rollers, the rotating grooves and the rotating blocks of the adjacent rotating sections are adaptively connected to form a rotating structure, the side wall of each rotating section is provided with an air hole, the outer wall of each rotating section is connected with a knocking bag, and the knocking bag is communicated with the inner cavity of the communicating pipe through the air hole.
The method is characterized in that the air compressor coarse-division barrel assembly is applied to an air compressor, namely, air-compressed oil-gas mixed gas enters the coarse-division barrel body through an air outlet pipe arranged on a machine head, the oil-gas mixed gas collides with a baffle plate, part of lubricating oil collides with the bottom of the coarse-division barrel body to be separated and coarsely divided, the coarsely divided oil-gas mixed gas enters an oil fine separator to be finely filtered into gas and liquid, and most of compressed air is discharged to a cooler through a pressure maintaining valve to be cooled and then is sent to a dryer to be dried; a small part of compressed air conveys lubricating oil deposited at the bottom of the oil separator to an oiling point of the machine head through an oil return pipe.
Compared with the prior art, the invention at least comprises the following beneficial effects:
according to the air compressor coarse separation barrel assembly and the application method thereof, the combined design of the coarse separation barrel body, the oil fine separator and the baffle plate is adopted, the baffle plate is used for impacting the oil-gas mixture to perform coarse separation, and then the oil fine separator is used for performing fine gas-liquid filtration, so that the secondary separation effect of the oil fine separator is improved, the blockage of the oil fine separator is reduced, the air compressor coarse separation barrel assembly can promote oil circuit circulation, improve the oil-gas separation efficiency, convey separated lubricating oil to a machine head, realize the recovery of the lubricating oil, improve the utilization rate of the lubricating oil and reduce the discharge.
Other advantages, objects, and features of the present invention will be in part apparent to those skilled in the art from consideration of the following specification and practice of the invention as set forth in part in the accompanying drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
fig. 1 is a schematic structural diagram of a coarse barrel assembly of the air compressor;
FIG. 2 is a schematic diagram of the structure of the coarse-division barrel body of the invention;
fig. 3 is a schematic structural view of the air compressor to which the air coarse-separation barrel assembly of the present invention is applied;
FIG. 4 is a schematic view of the installation structure of the oil fine separator and the coarse separation barrel body in the invention;
FIG. 5 is a schematic cross-sectional view of a seal unit according to the present invention;
FIG. 6 is a schematic cross-sectional view of a seat according to the present invention;
FIG. 7 is a schematic view showing a cross-sectional structure of a communication pipe according to the present invention, which is axially expanded;
fig. 8 is a schematic view of a partial structure at a in fig. 7 according to the present invention.
In the figure: 1. roughly dividing the barrel body; 2. an oil fine separator; 3. a baffle plate; 4. a machine head; 5. an air outlet pipe; 6. an oil return pipe; 7. a rough separation barrel cover plate; 8. a pressure maintenance valve; 9. an oil outlet; 10. an oil filter; 11. a safety valve; 12. a temperature switch; 13. an air outlet; 21. a flange; 22. a filter layer; 30. a seal ring; 31. a base; 32. an arc-shaped plate; 33. a communicating pipe; 34. a first chute; 35. a first sliding block; 36. slotting; 37. a fixed block; 38. a second slide block; 39. a second chute; 41. a first connecting rod; 42. a second connecting rod; 43. a spring telescoping rod; 44. a fixed section; 45. a rotating section; 46. a rotating groove; 47. a rotating block; 48. a roller; 49. air holes; 51. knocking the bag; 52. an arc-shaped guide rod; 53. blocking; 54. a thread groove; 55. and (5) screw threads.
Detailed Description
The present invention is described in further detail below with reference to the drawings and examples to enable those skilled in the art to practice the invention by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Example 1:
as shown in fig. 1 to 4, the present invention provides a coarse barrel assembly of an air compressor, comprising:
The oil fine separator 2 is arranged on the upper portion of the coarse separation barrel body 1, the baffle plate 3 is connected to the lower portion of one side of the coarse separation barrel body 1, the head 4 of the air filter is arranged on the other side of the coarse separation barrel body 1, the air outlet end of the head 4 is connected with the air outlet pipe 5 and extends to the lower portion of the baffle plate 3, the top end of the coarse separation barrel body 1 is provided with the air outlet 13 communicated with the oil fine separator 2 and the oil return pipe 6, the oil return pipe 6 extends to the bottom of the oil fine separator 2, and lubricating oil at the bottom of the oil fine separator 2 is conveyed to an oil injection point of the head 4 through the oil return pipe 6.
The working principle and the beneficial effects of the technical scheme are as follows:
when the air compressor is used, air-compressed oil-gas mixture enters the coarse separation barrel body 1 through the air outlet pipe 5 arranged on the machine head 4, a baffle plate 3 is arranged in the coarse separation barrel body 1, the oil-gas mixture in the air pipe 5 flows out of the air outlet pipe 5 and collides with the baffle plate 3 above, after the oil-gas mixture is impacted by the baffle plate 3 of the coarse separation barrel body 1 to be coarsely separated, the oil-gas mixture flows upwards and enters the oil separator 2 to carry out fine gas-liquid filtration, most of compressed air is discharged to the cooler through the pressure maintaining valve 8 and then is sent to the dryer to be dried, a small part of compressed air is deposited at the bottom of the oil separator 2, lubricating oil at the bottom of the oil separator 2 is sent back to the machine head oil injection point through the oil return pipe 6, and the oil observation mirror and the oil return check valve are arranged on the oil return pipe 6.
The invention provides a coarse separation barrel component of an air compressor, which adopts the combined design of a coarse separation barrel body 1, an oil fine separator 2 and a baffle plate 3, firstly, the baffle plate 3 impacts oil-gas mixed gas to perform coarse separation, then the oil fine separator performs gas-liquid fine filtration, the secondary separation effect of the oil fine separator is improved, the blockage of the oil fine separator is reduced, the coarse separation barrel component of the air compressor can promote oil circuit circulation, improve the oil-gas separation efficiency, and can convey separated lubricating oil to a machine head 4, realize the recovery of the lubricating oil, improve the utilization rate of the lubricating oil and reduce the discharge.
Example 2
As shown in fig. 1 to 4, on the basis of the above embodiment 1, the top end of the coarse-division tank 1 is connected with the coarse-division tank cover 7, the coarse-division tank cover 7 is provided with a passage communicating with the air outlet 13, and the passage side end is provided with a pressure maintaining valve 8, the pressure maintaining valve 8 being used for controlling the communication and closing of the air outlet 13.
The working principle and the beneficial effects of the technical scheme are as follows:
the pressure maintaining valve 8 is arranged at the top end of the coarse separation barrel body 1 and plays a role in maintaining pressure. When the air compressor runs, the pressure maintaining valve 8 starts to be closed and turned, so that the pressure in the coarse separation barrel body 1 is quickly formed, the oil circuit circulation is promoted, the machine head 4 runs normally, and when the pressure reaches 500-600 kPa, the valve is opened, so that the screw air compressor component outputs compressed air; when the air compressor package is shut down, the pressure maintenance valve 8 is quickly restored to be closed to prevent the compressed air from flowing back into the inside of the coarse tub 1 from downstream. The pressure maintaining valve 8 can maintain small pressure difference at the front end and the rear end of the oil fine separator 2, so that high filtering efficiency is ensured during the service life.
Example 3
As shown in fig. 1, on the basis of any one of the above embodiments 1 to 2, the baffle plate 3 is obliquely arranged, and the height of one end of the baffle plate 3, which is close to the coarse separation barrel body 1, is higher than the height of one end of the baffle plate 3, which is far away from the coarse separation barrel body 1, and one end of the baffle plate 3, which is far away from the coarse separation barrel body 1, is bent downwards.
The working principle and the beneficial effects of the technical scheme are as follows:
The outlet duct 5 of aircraft nose 4 and extend to baffle 3 below to the vertical upward setting of outlet duct 5's end of giving vent to anger, the back is upwards spouted through outlet duct 5 is vertical, the oil gas mixture collides with baffle 3, part lubricating oil falls into the bottom of roughing staving 1 after the striking, set up baffle 3 slope, can make lubricating oil slide down along baffle 3 when lubricating oil adhesion is on baffle 3, improve the filter effect, and baffle 3 keep away from the setting of buckling downwards of one end of roughing staving 1, can block the oil gas mixture, avoid the oil gas mixture to flow from baffle 3 border through effective striking just, guarantee the validity of striking process, the separation effect has been improved.
Example 4
As shown in fig. 1-4, on the basis of any one of the above embodiments 1-3, the top of the coarse separation barrel 1 is connected with a safety valve 11, the lower part of one side of the coarse separation barrel 1 is connected with a temperature switch 12, and the temperature switch 12 is used for detecting the temperature of the oil-gas mixture at the outlet of the air outlet pipe 5.
An oil outlet 9 is formed in the bottom end of the rough separation barrel body 1, an oil filter 10 is connected to the bottom end of the oil outlet 9, and lubricating oil separated in the rough separation barrel body 1 is filtered by the oil filter 10 and then conveyed to an oil injection point of the machine head 4.
The conveying process of the lubricating oil separated in the rough separation barrel body 1 to the oil injection point of the machine head 4 is as follows:
When the temperature of the oil-gas mixture detected by the temperature switch 12 is lower than 78 ℃, lubricating oil directly enters an oil injection point of the machine head 4 after being filtered by the oil filter 10;
When the temperature of the oil-gas mixture detected by the temperature switch 12 is 78-83 ℃, the lubricating oil is filtered by the oil filter 10, enters a cooler for oil cooling, and is conveyed to an oil injection point of the machine head 4 after being cooled.
The working principle and the beneficial effects of the technical scheme are as follows:
The safety valve 11 is arranged on the rough separation barrel body 1, and is used for automatically releasing pressure when the oil fine separator 2 is blocked or the pressure maintaining valve is blocked to generate overpressure operation, so that the overpressure protection function is realized, and the safety of the pressure environment in the rough separation barrel body 1 is improved. The oil filter 10 is used to filter the lubrication rate of the rough separation.
When the air compressor is started, under the action of the pressure maintaining valve 8, the air suction end of the machine head 4 and the inside of the coarse separation barrel body 1 form a pressure difference, in operation, the pressure difference exists between the machine head rotor pair, lubricating oil at the bottom of the coarse separation barrel body 1 is filtered by the oil filter 10 and then is conveyed to an oiling point of the machine head 4, one path lubricates a bearing, and the other path lubricates, seals and takes away heat generated by the rotor in the compression process. When the oil temperature is lower than 78 ℃, the temperature control valve assembly does not act, and lubricating oil directly enters an oil injection point of the machine head 4 through the oil filter 10; when the oil temperature reaches 78-83 ℃, the temperature control valve assembly is opened to realize oil duct switching, lubricating oil firstly enters a cooler (oil cooling) from the oil filter 10, is conveyed to an oiling point of the machine head 4 after being cooled, then enters the rough separation barrel body 1 along with compressed air to carry out rough separation, and the separated lubricating oil flows back to the bottom of the rough separation barrel body 1. By monitoring the temperature of the lubricating oil and controlling the conveying process of the lubricating oil, the optimal working temperature can be quickly reached, the normal operation of the machine head 4 is ensured, and the cooler achieves the optimal preheating effect.
Example 5
As shown in fig. 1 to 4, on the basis of any one of the above embodiments 1 to 4, the oil fine separator 2 is provided with a cylindrical structure, the top end of the oil fine separator 2 is provided with a flange 21, the flange 21 is connected with the top end of the coarse separator body 1 through bolts, the side end of the oil fine separator 2 is annularly provided with a filter layer 22, and the filter layer 22 is made of a plurality of layers of ultrafine fibers by winding.
The working principle and the beneficial effects of the technical scheme are as follows:
The oil-gas mixture flows to the upper part of the coarse separation barrel body 1, the oil-gas mixture passes through the filter layer 22 from the outside, is filtered, intercepted and coalesced by the filter layer 22, so that separated residual oil coalesces at the bottom of the oil-gas separator 2, secondary separation and filtration of oil and gas are effectively realized, and the separation effect is better.
Example 6
As shown in fig. 5 to 8, on the basis of any one of the above embodiments 1 to 5, a sealing unit is provided at the top end of the inner wall of the rough separation tub 1, the sealing unit including:
The two seats 31 are symmetrically connected to the inner wall of the rough separation barrel 1;
The arc plate 32 is slidably connected to the outer side of the base 31, an arc surface on the outer side of the arc plate 32 is abutted against the side wall of the oil fine separator 2, a sealing space is formed by enclosing the arc plate 32 and the base 31, and a sealing plate is arranged on the arc plate 32;
The sealing ring 30 is connected to the inner wall of the coarse separation barrel body 1, the sealing ring 30 is connected with the side wall of the oil fine separator 2, the sealing ring 30 and the sealing plate are enclosed to form a whole circle to seal the side wall of the oil fine separator 2, and the thickness of the sealing plate is smaller than that of the sealing ring 30;
the communicating pipe 33, the communicating pipe 33 connects the two inner chambers of the base 31;
The first sliding chute 34 is arranged on the inner side of the arc-shaped plate 32, a guide rod is horizontally connected in the first sliding chute 34, a first sliding block 35 is arranged on the guide rod in a sliding manner, the first sliding block 35 is in sliding connection with the inner wall of the first sliding chute 34, and a slot 36 for the first sliding block 35 to move is formed in the base 31;
and a resetting unit connected between the first slider 35 and the base 31.
The reset unit includes:
The fixed block 37 and the second sliding blocks 38, the fixed block 37 is connected to the middle part of the base 31, the second sliding blocks 38 are symmetrically arranged on two sides of the fixed block 37, and the base 31 is provided with a second sliding groove 39 which is in sliding connection with the second sliding blocks 38;
A first connecting rod 41, wherein the first connecting rod 41 is hinged between the fixed block 37 and the first sliding block 35;
The second connecting rod 42 is hinged between the second sliding block 38 and the first sliding block 35, and a spring is arranged between the second connecting rod 42 and the first connecting rod 41;
The two ends of the spring expansion link 43 are respectively hinged with the inner wall of the seat body 31 and the side end of the sliding block 35.
The working principle and the beneficial effects of the technical scheme are as follows:
The flange 21 of the oil fine separator 2 and the flange at the top end of the thick separation barrel body 1 are fixed through bolt connection, sealing rings are arranged between the top end of the side wall of the oil fine separator 2 and the thick separation barrel body 1 to seal, when oil-gas mixed gas is separated and filtered, air flow pressure in the thick separation barrel body 1 acts on the bottom end and the side end of the oil fine separator 2, the oil fine separator 2 can shake to cause fatigue deformation of the sealing rings, the separation effect of the oil fine separator 2 is affected, therefore, when the integral sealing rings are used, the arc plate 32 is abutted to the side wall of the oil fine separator 2, when the oil fine separator 2 shakes under the action of air flow pressure, one side of the oil fine separator 2 is pressed against the arc plate 32 to drive the arc plate 32 to move towards the direction of the base body 31, the first slide block 35 of the inner side of the arc plate 32 drives the first slide rod 41 and the second slide rod 42 to move towards the direction away from each other, the second slide block 37 is fixed in the position, the second slide block 38 moves towards the direction away from the fixed block 37 along the direction of the base body 31, the first slide block 35 moves towards the direction away from each other along the guide rod, the direction, the second slide block is pressed against the second slide block is contacted with the first slide plate 32, the thickness of the elastic spring 43 is reduced, the elastic spring 43 is compressed by the elastic spring 43, the elastic spring is compressed by the elastic spring 43, and the elastic spring 32 is made to move the elastic spring 32, and the thickness of the elastic plate is opposite to the thickness of the fine separator 2 is separated from the fine separator 2, and the thickness is kept by the thickness is kept opposite to be separated by the thickness.
Through above-mentioned structural design, adopt sealing unit, can reduce the rocking of oil fine separator 2 when the air current pressure in coarse separation staving 1 acts on oil fine separator 2, keep the stability of oil fine separator 2, and replace the combination of closing plate and sealing ring 30 with integral sealing washer, distribute the deflection to closing plate and sealing ring 30, through spring force and the elastic combined action of closing plate, reduce the clearance between oil fine separator 2 and the sealing unit, compare in the clearance that the fatigue deformation of integral sealing ring produced, the closing plate is tighter with the contact of oil fine separator 2 with sealing ring 30, sealing effect is better, avoid sealed inefficacy to lead to flowing out for oil gas mixture from sealing gap, influence the separation effect of oil fine separator 2, reduce the production of oil leak phenomenon, make the coarse separation staving subassembly reliability of air compressor machine higher.
Example 7
As shown in fig. 5-8, on the basis of the above embodiment 6, the inner wall of the thick divided barrel 1 is provided with an arc-shaped cavity for accommodating the communicating pipe 33, the communicating pipe 33 is provided with a fixed section 44 and a rotating section 45, the two fixed sections 44 are respectively arranged on one side of the communicating pipe 33 close to the two seats 31, the plurality of rotating sections 45 are sequentially connected between the two fixed sections 44, the two ends of the rotating section 45 are respectively provided with a rotating groove 46 and a rotating block 47, the rotating block 47 is connected with a roller 48, the rotating grooves 46 and the rotating blocks 47 of the adjacent rotating sections 45 are connected in an adapting manner to form a rotating structure, the side wall of the rotating section 45 is provided with an air hole 49, the outer wall of the rotating section 45 is connected with a knocking bag 51, and the knocking bag 51 is communicated with the inner cavity of the communicating pipe 33 through the air hole 49.
The communicating pipe 33 is also provided with:
The arc-shaped guide rod 52, the arc-shaped guide rod 52 is connected between the two seat bodies 31, and the arc-shaped guide rod 52 extends along the axial direction of the communicating pipe 33;
the blocking piece 53, the blocking piece 53 sliding connection is on arc guide bar 52, and the blocking piece 53 lateral wall is equipped with screw thread groove 54, is provided with the screw thread 55 that suits with screw thread groove 54 on the rotation section 45.
The working principle and the beneficial effects of the technical scheme are as follows:
When the arc plate 32 and the base 31 enclose to form a sealed space, when the arc plate 32 moves towards the base 31, air in the base 31 at one side is compressed and flows into the communicating pipe 33, the air flow pushes the blocking piece 53 to move along the communicating pipe 33, the arc guide rod 52 plays a guiding role on the blocking piece 53, so that the blocking piece 53 only can slide along the axis direction of the communicating pipe 33 and does not rotate, when the blocking piece 53 moves to the rotating section 45, the thread groove 54 at the side end of the blocking piece 53 and the thread 55 carry out thread transmission to drive the rotating section 45 to rotate, the roller 48 on the rotating piece 47 rolls in the rotating groove 46, meanwhile, the blocking piece 53 is separated from the air hole 49 along with the movement of the blocking piece 53, the air hole 49 is communicated with the inner cavity of the communicating pipe 33, the knocking bag 51 is inflated, the knocking bag 51 knocks the inner wall of the arc cavity, the generated vibration wave vibrates and falls down the lubricating oil attached to the top end of the inner wall of the coarse separation barrel 1, meanwhile, the blocking piece 53 compresses the air at the other side of the communicating pipe 33 into the base 1at the other side of the oil separator 2, air pressure compensation is carried out, the arc plate 32 at the other side is kept in contact with the oil separator 2, and the fine separator is reset and the fine bag 53 is reset after the oil separator is reset.
Through the above-mentioned structural design, when oil fine separator 2 takes place to vibrate, aerify in proper order to beating the bag 51, drive communicating pipe 33 rotation simultaneously at the inflation, make beat the bag 51 and beat each direction of arc intracavity wall, produce the vibration wave of different directions, improve and beat the effect, vibrate the attached lubricating oil in thick minute staving 1 inner wall top and fall down, effectively realize the utilization to oil fine separator 2 vibration, realize the abundant recovery of lubricating oil, improve the utilization ratio of lubricating oil.
Example 8
The air compressor coarse barrel assembly according to any one of embodiments 1 to 7, further comprising a status prompting unit, wherein the status prompting unit comprises:
the flow rate sensor is connected to the air outlet end above the oil fine separator 2 and is used for detecting the flow rate of the gas passing through the oil fine separator 2;
the alarm is connected to the air compressor and used for alarming the blocking condition of the oil fine separator 2;
The controller is electrically connected with the flow rate sensor and the alarm, calculates the blockage risk coefficient of the oil fine separator 2 through a preset algorithm, controls the alarm to alarm the blockage condition of the oil fine separator 2, and the preset algorithm comprises the following steps:
Step A1: detecting the flow rate of the gas passing through the oil separator 2 by a flow rate sensor and transmitting a detection data signal to a controller;
step A2: the controller calculates the risk factor K of clogging of the oil fine separator 2 as:
Wherein mu is the viscosity of lubricating oil, v is the flow rate of gas passing through the oil fine separator 2, epsilon is the porosity of the filter layer 22 in the oil fine separator 2, t is the thickness of the filter layer 22 in the oil fine separator 2, d is the aperture of the filter layer 22 in the oil fine separator 2, Q is the gas flow rate in the preset gas outlet pipe 5, s is the oil content ratio in the preset gas-oil mixture, and the lubricating oil is obtained through a test gas-oil mixture test;
Step A3: the controller compares the calculated blocking risk coefficient K of the oil fine separator 2 with a preset blocking risk coefficient K 0 of the oil fine separator 2, when the calculated blocking risk coefficient K of the oil fine separator 2 is larger than the preset blocking risk coefficient K 0 of the oil fine separator 2, the oil fine separator 2 is indicated to have blocking risk, the controller controls the alarm to alarm, a user is reminded to replace the oil fine separator 2 in time, when the calculated blocking risk coefficient K of the oil fine separator 2 is smaller than the preset blocking risk coefficient K 0 of the oil fine separator 2, the oil fine separator 2 is indicated to not have blocking risk, and the controller controls the alarm not to alarm.
The working principle and the beneficial effects of the technical scheme are as follows:
The oil fine separator 2 is made by winding a plurality of layers of superfine fibers to form a filtering net-shaped filtering layer 22, lubricating oil in the oil-gas mixture is separated, the lubricating oil is adhered to the filtering layer 22 to block the oil after being used for a long time, so that a flow rate sensor is arranged at the air outlet end above the oil fine separator 2, the flow rate of the gas passing through the oil fine separator 2 is monitored and detected through the flow rate sensor, a preset algorithm is adopted, the structural parameters of the filtering layer 22 are comprehensively considered, the blocking risk coefficient K of the fine separator 2 is calculated and obtained, when the calculated blocking risk coefficient K of the fine separator 2 is larger than the preset blocking risk coefficient K 0 of the oil fine separator 2, the flow rate of the gas passing through the oil fine separator 2 is smaller, the porosity of the filtering layer 22 in the oil fine separator 2 is smaller, the blocking risk exists, a controller controls an alarm to alarm, a user is reminded of timely replacing the oil fine separator 2, the indication of the blocking risk of the oil fine separator 2 is effectively realized, the abnormal working condition of the air compressor can be timely found, the working condition of the air compressor is combined with the alarm condition of the safety valve 11, the working risk of the air compressor is more accurately judged, and the working risk of the fine separator is more accurate.
The invention also provides an application method of the air compressor coarse-division barrel component, which is applied to the air compressor, and specifically comprises the following steps: the air-compressed oil-gas mixture enters the coarse separation barrel body 1 through an air outlet pipe 5 arranged on the machine head 4, the oil-gas mixture collides with a baffle plate 3, part of lubricating oil is collided and falls into the bottom of the coarse separation barrel body 1 to be separated and coarsely separated, the coarsely separated oil-gas mixture enters the oil-fine separator 2 to be finely filtered into gas and liquid, and most of compressed air is discharged to a cooler through a pressure maintaining valve 8 to be cooled and then is sent to a dryer to be dried; a small portion of the compressed air conveys the lubricating oil deposited at the bottom of the oil separator 2 through the return pipe 6 to the oil injection point of the head 4.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (7)
1. An air compressor machine coarse fraction bucket subassembly, characterized in that includes:
The oil separation device comprises a coarse separation barrel body (1), an oil fine separator (2) and a baffle plate (3), wherein the oil fine separator (2) is arranged on the upper part of the coarse separation barrel body (1), the baffle plate (3) is connected to the lower part of one side of the coarse separation barrel body (1), a machine head (4) of an air filter is arranged on the other side of the coarse separation barrel body (1), an air outlet end of the machine head (4) is connected with an air outlet pipe (5) and extends to the lower part of the baffle plate (3), an air outlet (13) communicated with the oil fine separator (2) and an oil return pipe (6) are arranged at the top end of the coarse separation barrel body (1), the oil return pipe (6) extends to the bottom of the oil fine separator (2), and lubricating oil at the bottom of the oil fine separator (2) is conveyed to an oil injection point of the machine head (4) through the oil return pipe (6);
The top of the inner wall of the rough separation barrel body (1) is provided with a sealing unit, and the sealing unit comprises:
the two seats (31) are symmetrically connected to the inner wall of the rough separation barrel (1);
the arc-shaped plate (32) is connected to the outer side of the base body (31) in a sliding manner, an arc-shaped surface on the outer side of the arc-shaped plate (32) is abutted to the side wall of the oil fine separator (2), and a sealing plate is arranged on the arc-shaped plate (32);
The sealing ring (30), the sealing ring (30) is connected to the inner wall of the coarse separation barrel body (1), the sealing ring (30) is connected with the side wall of the oil fine separator (2), and the sealing ring (30) and the sealing plate are enclosed to form a whole circle to seal the side wall of the oil fine separator (2);
a communicating pipe (33), wherein the communicating pipe (33) is connected with the inner cavities of the two seat bodies (31);
The first sliding chute (34) is arranged on the inner side of the arc-shaped plate (32), a guide rod is horizontally connected in the first sliding chute (34), a first sliding block (35) is arranged on the guide rod in a sliding mode, the first sliding block (35) is connected with the inner wall of the first sliding chute (34) in a sliding mode, and a slot (36) for the first sliding block (35) to move is formed in the base body (31);
A reset unit is connected between the first sliding block (35) and the base body (31), and comprises:
The fixed block (37) and the second sliding blocks (38), the fixed block (37) is connected to the middle part of the base body (31), the two second sliding blocks (38) are symmetrically arranged on two sides of the fixed block (37), and the base body (31) is provided with a second sliding groove (39) which is in sliding connection with the second sliding blocks (38);
a first connecting rod (41), wherein the first connecting rod (41) is hinged between the fixed block (37) and the first sliding block (35);
The second connecting rod (42) is hinged between the second sliding block (38) and the first sliding block (35), and a spring is arranged between the second connecting rod (42) and the first connecting rod (41);
The two ends of the spring telescopic rod (43) are respectively hinged to the inner wall of the seat body (31) and the side end of the first sliding block (35);
The inner wall of the thick barrel body (1) is provided with an arc-shaped cavity for accommodating the communicating pipe (33), the communicating pipe (33) is provided with a fixed section (44) and a rotating section (45), the two fixed sections (44) are respectively arranged on one side of the communicating pipe (33) close to the two base bodies (31), the rotating sections (45) are sequentially connected between the two fixed sections (44), two ends of each rotating section (45) are respectively provided with a rotating groove (46) and a rotating block (47), the rotating blocks (47) are connected with rollers (48), the rotating grooves (46) of the adjacent rotating sections (45) and the rotating blocks (47) are connected in an adapting mode to form a rotating structure, the side wall of each rotating section (45) is provided with an air hole (49), the outer wall of each rotating section (45) is connected with a knocking bag (51), and the knocking bag (51) is communicated with the inner cavity of the communicating pipe (33) through the air hole (49);
The communicating pipe (33) is also internally provided with:
the arc-shaped guide rod (52), the arc-shaped guide rod (52) is connected between the two seat bodies (31), and the arc-shaped guide rod (52) extends along the axial direction of the communicating pipe (33);
the blocking piece (53), the sliding connection of blocking piece (53) is on arc guide bar (52), and blocking piece (53) lateral wall is equipped with screw thread groove (54), is provided with screw thread (55) with screw thread groove (54) adaptation on rotating section (45).
2. The air compressor coarse-dividing barrel assembly according to claim 1, wherein a coarse-dividing barrel cover plate (7) is connected to the top end of the coarse-dividing barrel body (1), a passage communicated with the air outlet (13) is formed in the coarse-dividing barrel cover plate (7), a pressure maintaining valve (8) is arranged at the side end of the passage, and the pressure maintaining valve (8) is used for controlling the air outlet (13) to be communicated and closed.
3. The air compressor coarse barrel assembly according to claim 1, wherein the baffle plate (3) is obliquely arranged, the height of one end of the baffle plate (3) close to the coarse barrel body (1) is higher than the height of one end of the baffle plate (3) far away from the coarse barrel body (1), and one end of the baffle plate (3) far away from the coarse barrel body (1) is bent downwards.
4. The air compressor coarse-dividing barrel assembly according to claim 1, wherein the top of the coarse-dividing barrel body (1) is connected with a safety valve (11), the lower part of one side of the coarse-dividing barrel body (1) is connected with a temperature switch (12), and the temperature switch (12) is used for detecting the temperature of the oil-gas mixture at the outlet of the air outlet pipe (5).
5. The air compressor coarse-dividing barrel assembly according to claim 4, wherein an oil outlet (9) is formed in the bottom end of the coarse-dividing barrel body (1), an oil filter (10) is connected to the bottom end of the oil outlet (9), and lubricating oil separated in the coarse-dividing barrel body (1) is filtered by the oil filter (10) and then conveyed to an oil injection point of a machine head (4).
6. The air compressor coarse separation barrel assembly according to claim 1, wherein the oil fine separator (2) is of a cylindrical structure, a flange (21) is arranged at the top end of the oil fine separator (2), the flange (21) is connected with the top end of the coarse separation barrel body (1) through bolts, a filter layer (22) is arranged at the side end of the oil fine separator (2) in an annular mode, and the filter layer (22) is made of a plurality of layers of superfine fibers in a winding mode.
7. An application method of the air compressor coarse-division barrel assembly, which is applied to an air compressor, is characterized in that air-compressed oil-gas mixture enters a coarse-division barrel body (1) through an air outlet pipe (5) arranged on a machine head (4), the oil-gas mixture collides with a baffle plate (3), part of lubricating oil collides and falls into the bottom of the coarse-division barrel body (1) to be separated and coarsely divided, the coarsely separated oil-gas mixture enters an oil fine separator (2) to be finely filtered, and most of compressed air is discharged to a cooler to be cooled through a pressure maintaining valve (8) and then is sent to a dryer to be dried; a small part of compressed air conveys lubricating oil deposited at the bottom of the oil fine separator (2) to an oil injection point of the machine head (4) through an oil return pipe (6).
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