CN114382696B - Air compressor with filtering structure - Google Patents
Air compressor with filtering structure Download PDFInfo
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- CN114382696B CN114382696B CN202210052451.4A CN202210052451A CN114382696B CN 114382696 B CN114382696 B CN 114382696B CN 202210052451 A CN202210052451 A CN 202210052451A CN 114382696 B CN114382696 B CN 114382696B
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- China
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- driving shaft
- machine body
- body shell
- annular
- sliding
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- 238000001914 filtration Methods 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 36
- 238000001816 cooling Methods 0.000 claims description 25
- 230000000149 penetrating effect Effects 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 2
- 239000000806 elastomer Substances 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 9
- 230000017525 heat dissipation Effects 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- F04C29/0092—Removing solid or liquid contaminants from the gas under pumping, e.g. by filtering or deposition; Purging; Scrubbing; Cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
- B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
- B01D46/525—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material which comprises flutes
-
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/082—Details specially related to intermeshing engagement type pumps
-
- 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
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/08—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C18/12—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
- F04C18/14—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F04C18/16—Rotary-piston pumps specially adapted for elastic fluids of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
-
- 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
- F04C29/042—Heating; Cooling; Heat insulation by injecting a fluid
-
- 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
- F04C2240/20—Rotors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an air compressor with a filtering structure, which comprises a lower filtering mechanism; according to the invention, the lower filter mechanism is arranged below the engine body shell, compressed air discharged from the inside of the engine body shell enters the filter cavity through the filter connecting pipeline, and then is filtered through the folding filter element and then is filtered and discharged through the exhaust pipeline, so that the discharged compressed air is filtered, and impurities are removed.
Description
Technical Field
The present invention relates to an air compressor having a filtering structure.
Background
The screw compressor is a positive displacement gas compression machine with working volume in rotary motion, the compression of gas is realized by the change of volume, and the change of volume is realized by the rotary motion of a pair of rotors of the compressor in a shell; the screw air compressor is used for compressing air and providing power for systems such as factory production lines, engineering machinery and the like, and compared with the traditional piston air compressor, the screw air compressor has the characteristics of high energy efficiency, compact structure, low noise and the like, and has a trend of gradually replacing the piston air compressor in various fields in recent years; however, the existing air compressor has single heat dissipation structure and poor heat dissipation effect, so that the failure rate of the air compressor is improved; in addition, the compressed air is often not cooled in place when cooled, and the gas filtering effect needs to be improved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the problems that: the air compressor with the filtering structure is capable of filtering and good in cooling and radiating effects.
In order to solve the problems, the invention adopts the following technical scheme:
an air compressor with a filtering structure comprises a base, a driving mechanism, a machine body shell, a main driving shaft, a secondary driving shaft, a sliding sleeve mechanism, a cooling telescopic mechanism and a lower filtering mechanism; the upper end of the base is provided with a machine body shell; the inside of the machine body shell is respectively rotatably clamped and connected with a slave driving shaft and a main driving shaft up and down; one ends of the secondary driving shaft and the main driving shaft respectively extend to the outer side of one end of the machine body shell; the driving mechanism is arranged outside one end of the machine body shell and drives one end of the main driving shaft and one end of the driven shaft to rotate; the sliding sleeve joint mechanism comprises a sliding sleeve, an external helical blade and a driving rod; the outer sides of the two ends of the main driving shaft and the auxiliary driving shaft are respectively sleeved with a sliding sleeve; external helical blades are respectively arranged on the outer sides of the periphery of the sliding sleeve; the inner axes of the main driving shaft and the auxiliary driving shaft are respectively rotatably clamped with a driving rod; one end of the driving rod extends to the outer side of the other ends of the main driving shaft and the auxiliary driving shaft; the driving rod rotates to drive the sliding sleeve to slide relatively on the main driving shaft and the auxiliary driving shaft; the outer sides of the middle periphery of the main driving shaft and the auxiliary driving shaft are respectively provided with a cooling telescopic mechanism; the cooling telescopic mechanism comprises an annular telescopic pipe, an end annular sliding plate, a pressing elastomer, a water inlet pipe and a drain pipe; the middle periphery of the main driving shaft and the middle periphery of the auxiliary driving shaft are respectively sleeved with an annular telescopic pipe; two ends of the annular telescopic pipe are respectively connected with an end annular sliding plate; the end annular sliding plates are respectively and slidably clamped on the inner wall of the machine body shell; the two ends of the inner side of the annular telescopic pipe are respectively sleeved with a pressing elastic body, and the outer ends of the pressing elastic bodies are respectively elastically abutted on the inner side end surfaces of the end annular sliding plates; the upper end and the lower end of the machine body shell are respectively provided with a water pipe and a water drain pipe; the lower end of the water inlet pipe extends and is connected in the middle of the annular telescopic pipe on the driving shaft in a penetrating way; the upper end of the drain pipe extends and is connected to the middle of the annular telescopic pipe on the main driving shaft in a penetrating way; the middle part between the annular telescopic pipe on the slave driving shaft and the annular telescopic pipe on the master driving shaft is connected through a communicating pipeline; the pressing elastic bodies elastically press the annular sliding plates at the end parts to be propped against the periphery of the inner end of the sliding sleeve outwards respectively; an air inlet pipeline is arranged at one side of the upper end of the machine body shell; the lower filter mechanism comprises a folding filter element and a filter connecting pipeline; a filter cavity is arranged below the machine body shell; the folding filter element is arranged in the filter cavity; the upper end of the filtering connecting pipeline is connected to the lower part of the inside of the machine body shell, and the lower part of the filtering connecting pipeline is connected to one side of the inside of the filtering cavity; and an exhaust pipeline is arranged on the other side of the filter cavity.
Further, the sliding sleeve joint mechanism comprises an external thread ring surface body, a penetrating rod and a movable ring body; the driving rod is respectively provided with an external thread torus with two threads which are distributed oppositely; the two ends of the inside of the main driving shaft and the driven driving shaft are respectively provided with a sliding cavity, and the upper side and the lower side of the sliding cavity are respectively provided with a strip-shaped through slot; an external thread torus is rotatably clamped and installed in the sliding cavity respectively; the outer sides of the periphery of the externally threaded torus body are respectively screwed with a movable torus; the upper side and the lower side of the movable ring body are respectively provided with a cross-connection rod; the outer ends of the penetrating rods are respectively penetrated from the strip-shaped penetrating grooves and fixed on the upper part and the lower part of the inner side of the sliding sleeve.
Further, the lower end of the water inlet pipe extends and is connected in the middle of the annular telescopic pipe on the driving shaft in a penetrating way; the lower end of the water inlet pipe is provided with a positioning ring body which is sleeved on the periphery of the middle outer side of the driving shaft, and two sides of the positioning ring body are respectively and fixedly connected with a pressing elastic body; the upper end of the drain pipe extends and is connected to the middle of the annular telescopic pipe on the main driving shaft in a penetrating way; the upper end of the drain pipe is provided with a positioning ring body which is sleeved on the periphery of the middle outer side of the main driving shaft, and two sides of the positioning ring body are respectively and fixedly connected with a pressing elastic body.
Further, the upper ends of the end annular sliding plates sleeved on the driving shafts are respectively provided with a sliding clamping rod; the lower ends of the end annular sliding plates sleeved on the main driving shaft are respectively provided with a sliding clamping rod; the upper inner wall and the lower inner wall of the machine body shell are respectively provided with a sliding clamping groove; the sliding clamping connection rods are respectively and slidably clamped on the sliding clamping grooves.
Further, a water draining cavity is arranged in the lower part of the machine body shell; the drainage cavity is positioned at the upper end of the filter cavity; the drain pipe is fixedly arranged at the lower end of the machine body shell, and the lower end of the drain pipe extends into the drain cavity; the other end of the lower part of the machine body shell is provided with a water outlet pipe; the outer end of the drainage cavity extends to the outside of the machine body shell and is connected with a water outlet pipe.
Further, one ends of the slave driving shaft and the master driving shaft are respectively provided with a rotary clamping ring body; one end of the machine body shell is provided with a rotary clamping groove respectively; one ends of the slave driving shaft and the main driving shaft are respectively rotationally clamped on a rotary clamping groove at one end of the machine body shell through a rotary clamping ring body.
Further, the other ends of the secondary driving shaft and the main driving shaft are respectively provided with a rotary positioning ring body; the other end of the machine body shell is respectively provided with a rotary positioning channel; the rotary positioning ring body is rotationally clamped on the rotary positioning channel; the outer end of the drive rod extends to the middle of the interior of the rotational positioning channel.
Further, the driving mechanism comprises a driving cover body, a driving motor, a driving gear and a driven gear; a driving cover body is arranged outside one end of the machine body shell; the outer end of the main driving shaft is provided with a driving gear; the driven gear is arranged at the outer end of the driven shaft; the driving gear and the driven gear are positioned in the driving cover body and are connected with each other in a meshed mode; the driving motor is arranged on the outer side of the driving cover body and is connected with the outer end shaft center of the driving gear through a rotating shaft.
Further, the annular telescopic tube is made of high-temperature-resistant corrugated tube materials.
The beneficial effects of the invention are as follows:
according to the invention, the lower filter mechanism is arranged below the engine body shell, compressed air discharged from the inside of the engine body shell enters the filter cavity through the filter connecting pipeline, and then is filtered through the folding filter element and then is filtered and discharged through the exhaust pipeline, so that the discharged compressed air is filtered, and impurities are removed.
According to the invention, a heat dissipation structure is redesigned, a traditional main driving shaft and external spiral blades on a driven shaft are designed to be in a structure of separating and disconnecting in the middle, a cooling telescopic mechanism is designed between the main driving shaft and the driven shaft, and the external spiral blades which are originally integrally fixed with the shaft can slide on the shaft by virtue of a sliding sleeve, so that the sliding sleeve is driven to slide on the main driving shaft and the driven shaft in a relative manner by rotation of a driving rod, and the end annular sliding plates at two ends of an annular telescopic pipe are extruded by the sliding sleeve, when the sliding sleeve moves outwards, the end annular sliding plates are pressed by an abutting elastic body to move outwards, so that the annular telescopic pipe stretches towards two ends, the axial length of cooling is increased, the cooling effect inside a machine body shell is improved, meanwhile, the distance between the two external spiral blades is increased due to the fact that the sliding sleeve moves towards two sides, and the time of compressed air is gathered on the two external spiral blades during walking is prolonged, and the cooling effect of compressed air is improved; specifically, the driving rod is rotated to drive the external thread ring surface body to rotate, so that the movable ring body is driven to slide, and the penetrating rod drives the external sliding sleeve to slide on the outer side of the shaft, so that adjustment is realized.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partially enlarged schematic view of the sliding socket mechanism from the right end of the driving shaft.
Fig. 3 is a partially enlarged schematic view of the sliding socket mechanism of the present invention from the left end of the drive shaft.
FIG. 4 is a schematic view of the structure of the present invention with the outer helical blade removed from FIG. 3.
FIG. 5 is a schematic cross-sectional view of the penetrating rod, moving ring, and sliding sleeve of the present invention.
Fig. 6 is a schematic view of the structure of the cooling telescopic mechanism, the main driving shaft and the auxiliary driving shaft of the present invention.
Fig. 7 is a schematic view of the structure of the cooling telescopic mechanism of fig. 6, from the drive shaft, according to the present invention.
Fig. 8 is an enlarged schematic view of the middle part of fig. 6 according to the present invention.
Fig. 9 is a schematic view of the main drive shaft of the lower part of fig. 6 according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 9, an air compressor with a filtering structure comprises a base 2, a driving mechanism 5, a machine body shell 1, a main driving shaft 6, a secondary driving shaft 7, a sliding sleeve mechanism 3, a cooling telescopic mechanism 4 and a lower filtering mechanism 9; the upper end of the base 2 is provided with a machine body shell 1; the inside of the machine body shell 1 is respectively rotatably clamped and mounted with a slave driving shaft 7 and a master driving shaft 6 up and down; one ends of the secondary driving shaft 7 and the main driving shaft 6 respectively extend to the outer side of one end of the machine body shell 1; the driving mechanism 5 is arranged outside one end of the machine body shell 1, and the driving mechanism 5 drives one end of the main driving shaft 6 and one end of the auxiliary driving shaft 7 to rotate; the sliding sleeve joint mechanism 3 comprises a sliding sleeve 32, an external helical blade 31 and a driving rod 33; the outer sides of the two ends of the main driving shaft 6 and the auxiliary driving shaft 7 are respectively sleeved with a sliding sleeve 32; the outer sides of the periphery of the sliding sleeve 32 are respectively provided with an external helical blade 31; the inner axes of the main driving shaft 6 and the auxiliary driving shaft 7 are respectively rotatably clamped with a driving rod 33; one end of the drive rod 33 extends outside the other ends of the main drive shaft 6 and the sub drive shaft 7; the driving rod 33 rotates to drive the sliding sleeve 32 to slide on the main driving shaft 6 and the auxiliary driving shaft 7 relatively; the outer sides of the middle periphery of the main driving shaft 6 and the auxiliary driving shaft 7 are respectively provided with a cooling telescopic mechanism 4; the cooling telescopic mechanism 4 comprises an annular telescopic pipe 43, an end annular sliding plate 44, a pressing elastic body 45, a water inlet pipe 41 and a water outlet pipe 42; the middle periphery of the main driving shaft 6 and the middle periphery of the auxiliary driving shaft 7 are respectively sleeved with an annular telescopic pipe 43; two ends of the annular telescopic tube 43 are respectively connected with an end annular sliding plate 44; the end annular sliding plates 44 are respectively and slidably clamped on the inner wall of the machine body shell 1; the two inner ends of the annular telescopic tube 43 are respectively sleeved with a pressing elastic body 45, and the outer ends of the pressing elastic bodies 45 are respectively elastically abutted on the inner end surfaces of the end annular sliding plates 44; the upper end and the lower end of the machine body shell 1 are respectively provided with a water pipe 41 and a water drain pipe 42; the lower end of the water inlet pipe 41 extends and is connected in the middle of an annular telescopic pipe 43 on the driving shaft 7 in a penetrating way; the upper end of the drain pipe 42 extends and is connected in a penetrating way to the middle of an annular telescopic pipe 43 on the main driving shaft 6; the middle between the annular telescopic pipe 43 on the secondary driving shaft 7 and the annular telescopic pipe 43 on the primary driving shaft 6 is connected through a communication pipeline 431; the pressing elastic bodies 45 elastically press the end annular sliding plates 44 to the outside to abut against the periphery of the inner end of the sliding sleeve 32; an air inlet pipeline 11 is arranged at one side of the upper end of the engine body shell 1; the lower filter mechanism 9 comprises a folding filter element 93 and a filter connecting pipeline 92; a filter cavity 91 is arranged below the machine body shell 1; the folding filter element 93 is arranged in the filter cavity 91; the upper end of the filtering connecting pipeline 92 is connected to the lower part of the inside of the machine body shell 1, and the lower part of the filtering connecting pipeline 92 is connected to one side of the inside of the filtering cavity 91; an exhaust duct 94 is installed at the other side of the filter chamber 91.
As shown in fig. 1 to 9, further, the sliding sleeve mechanism 3 comprises an externally threaded annular body 34, a penetration rod 36 and a movable annular body 35; the driving rod 33 is respectively provided with two external thread ring surfaces 34 with threads which are distributed oppositely; the two ends of the inside of the main driving shaft 6 and the secondary driving shaft 7 are respectively provided with a sliding cavity 71, and the upper side and the lower side of the sliding cavity 71 are respectively provided with a strip-shaped through groove; the sliding cavity 71 is respectively rotatably clamped with an external thread ring surface 34; the outer sides of the periphery of the externally threaded annular body 34 are respectively screwed with a movable annular body 35; the upper side and the lower side of the movable ring body 35 are respectively provided with a cross-connection rod 36; the outer ends of the penetration rods 36 are respectively penetrated from the bar-shaped penetration grooves and fixed to the inner upper and lower sides of the sliding sleeve 32.
As shown in fig. 1 to 9, further, the lower end of the water inlet pipe 41 extends and is connected in a penetrating manner to the middle of an annular telescopic pipe 43 on the driving shaft 7; the lower end of the water inlet pipe 41 is provided with a positioning ring body 49, the positioning ring body 49 is sleeved on the periphery of the middle outer side of the driving shaft 7, and two sides of the positioning ring body 49 are respectively fixedly connected with one pressing elastic body 45; the upper end of the drain pipe 42 extends and is connected in a penetrating way to the middle of an annular telescopic pipe 43 on the main driving shaft 6; the upper end of the drain pipe 42 is provided with a positioning ring body 49, the positioning ring body 49 is sleeved on the periphery of the middle outer side of the main driving shaft 6, and two sides of the positioning ring body 49 are respectively and fixedly connected with one pressing elastic body 45. Further, the upper ends of the end annular sliding plates 44 sleeved on the driving shaft 7 are respectively provided with a sliding clamping rod 441; the lower ends of the end annular sliding plates 44 sleeved on the main driving shaft 6 are respectively provided with a sliding clamping rod 441; the upper inner wall and the lower inner wall of the machine body shell 1 are respectively provided with a sliding clamping groove 15; the sliding clamping bars 441 are respectively slidably clamped on the sliding clamping grooves 15. Further, a water draining cavity 13 is arranged in the lower part of the machine body shell 1; the drainage cavity 13 is positioned at the upper end of the filter cavity 91; the drain pipe 42 is fixedly arranged at the lower end of the machine body shell 1, and the lower end of the drain pipe 42 extends into the drain cavity 14; the other end of the lower part of the machine body shell 1 is provided with a water outlet pipe 18; the outer end of the drainage cavity 13 extends to the outside of the machine body shell 1 and is connected with a water outlet pipe 18. The outside of the water inlet pipe 41 and the water outlet pipe 18 are circulated through a circulation pipe and a refrigerator. Further, one ends of the slave driving shaft 7 and the master driving shaft 6 are respectively provided with a rotary clamping ring body; one end of the machine body shell 1 is respectively provided with a rotary clamping groove; one ends of the slave driving shaft 6 and the main driving shaft 7 are respectively clamped on the rotary clamping groove at one end of the machine body shell through rotary clamping ring bodies. Further, the other ends of the secondary driving shaft 7 and the main driving shaft 6 are respectively provided with a rotary positioning ring body; the other end of the machine body shell 1 is respectively provided with a rotary positioning channel 14; the rotary positioning ring body is rotationally clamped on the rotary positioning channel 14; the outer end of the drive rod 33 extends to the middle of the interior of the rotational positioning channel 14. Further, the driving mechanism 5 includes a driving housing 51, a driving motor 52, a driving gear 53, and a driven gear 54; a driving cover body 51 is arranged outside one end of the engine body shell 1; the outer end of the main driving shaft 6 is provided with a driving gear 53; a driven gear 54 is arranged at the outer end of the driven shaft 7; the driving gear 53 and the driven gear 54 are positioned in the driving cover body 51, and the driving gear 53 and the driven gear 54 are connected in a mutual meshed mode; the driving motor 52 is installed at the outer side of the driving cover body 51, and the driving motor 52 is connected with the outer end shaft center of the driving gear 53 through a rotating shaft. Further, the annular bellows 43 is made of a high temperature resistant bellows material.
The cooling water path of the invention is as follows: the cooling water enters through the water inlet pipe 41, then enters into the annular telescopic pipe 43 from the outer side around the driving shaft 7, enters into the annular telescopic pipe 43 from the outer side around the main driving shaft 6 through the communication pipeline 431, finally is discharged into the water discharge cavity 14 through the lower end of the water discharge pipe 42, and finally is discharged and recycled through the water outlet pipe 18 at the outer end of the water discharge cavity 14.
The lower filter mechanism 9 is arranged below the engine body shell 1, compressed air discharged from the inside of the engine body shell 1 enters the filter cavity 91 through the filter connecting pipeline 92, is filtered through the folding filter element 93 and is discharged through the exhaust pipeline 94, so that the discharged compressed air is filtered, and impurities are removed.
According to the invention, a heat dissipation structure is redesigned, a traditional main driving shaft 6 and external helical blades 31 on a driven shaft 7 are designed to be in a structure of separating and disconnecting from each other in the middle, a cooling telescopic mechanism 4 is directly designed in the middle of the main driving shaft 6 and the driven shaft 7, the cooling effect inside a shell is improved, other complicated cooling structures with poor external cooling effect are abandoned, the external helical blades 31 which are originally integrally fixed with the shaft can slide on the shaft by virtue of a sliding sleeve 32, the sliding sleeve 32 is rotationally driven by a driving rod 33 to slide on the main driving shaft 6 and the driven shaft 7 relatively, and the end annular sliding plates 44 at two ends of an annular telescopic tube 43 are extruded by the sliding sleeve 32, when the sliding sleeve 32 moves outwards, the end annular sliding plates 44 are pressed against by an abutting elastic body 45 to move outwards, so that the annular telescopic tube 43 stretches towards two ends, the cooling effect inside the shell 1 is improved, meanwhile, the distance between the two external helical blades 31 is increased due to the sliding sleeve 32 moving towards two sides, the time between the compressed air is accumulated on the two external helical blades 31 is prolonged, and the cooling effect of compressed air is improved; specifically, the driving rod 33 is rotated to drive the external threaded ring surface body 34 to rotate, so that the moving ring body 35 is driven to slide, and the penetrating rod 36 is used for driving the external sliding sleeve 32 to slide on the outer side of the shaft, so that adjustment is realized; according to the invention, the cooling telescopic mechanism 4 is directly arranged on the rotating shaft, and the cooling telescopic mechanism 4 does not rotate along with the shaft in the structural design, and the cooling telescopic mechanism 4 is fixed in the machine body shell 1 in a sliding way, so that cooling water of a water inlet pipe and a water outlet pipe can be circulated conveniently.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (9)
1. The air compressor with the filtering structure is characterized by comprising a base, a driving mechanism, a machine body shell, a main driving shaft, a secondary driving shaft, a sliding sleeve joint mechanism, a cooling telescopic mechanism and a lower filtering mechanism; the upper end of the base is provided with a machine body shell; the inside of the machine body shell is respectively rotatably clamped and connected with a slave driving shaft and a main driving shaft up and down; one ends of the secondary driving shaft and the main driving shaft respectively extend to the outer side of one end of the machine body shell; the driving mechanism is arranged outside one end of the machine body shell and drives one end of the main driving shaft and one end of the driven shaft to rotate; the sliding sleeve joint mechanism comprises a sliding sleeve, an external helical blade and a driving rod; the outer sides of the two ends of the main driving shaft and the auxiliary driving shaft are respectively sleeved with a sliding sleeve; external helical blades are respectively arranged on the outer sides of the periphery of the sliding sleeve; the inner axes of the main driving shaft and the auxiliary driving shaft are respectively rotatably clamped with a driving rod; one end of the driving rod extends to the outer side of the other ends of the main driving shaft and the auxiliary driving shaft; the driving rod rotates to drive the sliding sleeve to slide relatively on the main driving shaft and the auxiliary driving shaft; the outer sides of the middle periphery of the main driving shaft and the auxiliary driving shaft are respectively provided with a cooling telescopic mechanism; the cooling telescopic mechanism comprises an annular telescopic pipe, an end annular sliding plate, a pressing elastomer, a water inlet pipe and a drain pipe; the middle periphery of the main driving shaft and the middle periphery of the auxiliary driving shaft are respectively sleeved with an annular telescopic pipe; two ends of the annular telescopic pipe are respectively connected with an end annular sliding plate; the end annular sliding plates are respectively and slidably clamped on the inner wall of the machine body shell; the two ends of the inner side of the annular telescopic pipe are respectively sleeved with a pressing elastic body, and the outer ends of the pressing elastic bodies are respectively elastically abutted on the inner side end surfaces of the end annular sliding plates; the upper end and the lower end of the machine body shell are respectively provided with a water pipe and a water drain pipe; the lower end of the water inlet pipe extends and is connected in the middle of the annular telescopic pipe on the driving shaft in a penetrating way; the upper end of the drain pipe extends and is connected to the middle of the annular telescopic pipe on the main driving shaft in a penetrating way; the middle part between the annular telescopic pipe on the slave driving shaft and the annular telescopic pipe on the master driving shaft is connected through a communicating pipeline; the pressing elastic bodies elastically press the annular sliding plates at the end parts to be propped against the periphery of the inner end of the sliding sleeve outwards respectively; an air inlet pipeline is arranged at one side of the upper end of the machine body shell; the lower filter mechanism comprises a folding filter element and a filter connecting pipeline; a filter cavity is arranged below the machine body shell; the folding filter element is arranged in the filter cavity; the upper end of the filtering connecting pipeline is connected to the lower part of the inside of the machine body shell, and the lower part of the filtering connecting pipeline is connected to one side of the inside of the filtering cavity; and an exhaust pipeline is arranged on the other side of the filter cavity.
2. The air compressor with filtering structure according to claim 1, wherein the sliding sleeve mechanism comprises an externally threaded torus, a penetrating rod and a moving torus; the driving rod is respectively provided with an external thread torus with two threads which are distributed oppositely; the two ends of the inside of the main driving shaft and the driven driving shaft are respectively provided with a sliding cavity, and the upper side and the lower side of the sliding cavity are respectively provided with a strip-shaped through slot; an external thread torus is rotatably clamped and installed in the sliding cavity respectively; the outer sides of the periphery of the externally threaded torus body are respectively screwed with a movable torus; the upper side and the lower side of the movable ring body are respectively provided with a cross-connection rod; the outer ends of the penetrating rods are respectively penetrated from the strip-shaped penetrating grooves and fixed on the upper part and the lower part of the inner side of the sliding sleeve.
3. An air compressor having a filtering structure according to claim 1, wherein the lower end of the water inlet pipe extends and is penetrated in the middle of an annular telescopic pipe on the driving shaft; the lower end of the water inlet pipe is provided with a positioning ring body which is sleeved on the periphery of the middle outer side of the driving shaft, and two sides of the positioning ring body are respectively and fixedly connected with a pressing elastic body; the upper end of the drain pipe extends and is connected to the middle of the annular telescopic pipe on the main driving shaft in a penetrating way; the upper end of the drain pipe is provided with a positioning ring body which is sleeved on the periphery of the middle outer side of the main driving shaft, and two sides of the positioning ring body are respectively and fixedly connected with a pressing elastic body.
4. The air compressor with filtering structure according to claim 1, wherein the upper ends of the end annular sliding plates sleeved on the driving shaft are respectively provided with a sliding clamping rod; the lower ends of the end annular sliding plates sleeved on the main driving shaft are respectively provided with a sliding clamping rod; the upper inner wall and the lower inner wall of the machine body shell are respectively provided with a sliding clamping groove; the sliding clamping connection rods are respectively and slidably clamped on the sliding clamping grooves.
5. The air compressor with filtering structure as claimed in claim 1, wherein a drainage cavity is provided inside a lower portion of the body casing; the drainage cavity is positioned at the upper end of the filter cavity; the drain pipe is fixedly arranged at the lower end of the machine body shell, and the lower end of the drain pipe extends into the drain cavity; the other end of the lower part of the machine body shell is provided with a water outlet pipe; the outer end of the drainage cavity extends to the outside of the machine body shell and is connected with a water outlet pipe.
6. The air compressor with filtering structure according to claim 1, wherein one ends of the secondary driving shaft and the primary driving shaft are respectively provided with a rotary clamping ring body; one end of the machine body shell is provided with a rotary clamping groove respectively; one ends of the slave driving shaft and the main driving shaft are respectively rotationally clamped on a rotary clamping groove at one end of the machine body shell through a rotary clamping ring body.
7. The air compressor with filtering structure as claimed in claim 1, wherein the other ends of the secondary driving shaft and the primary driving shaft are respectively provided with a rotation positioning ring body; the other end of the machine body shell is respectively provided with a rotary positioning channel; the rotary positioning ring body is rotationally clamped on the rotary positioning channel; the outer end of the drive rod extends to the middle of the interior of the rotational positioning channel.
8. The air compressor with filtering structure according to claim 1, wherein the driving mechanism comprises a driving housing, a driving motor, a driving gear, a driven gear; a driving cover body is arranged outside one end of the machine body shell; the outer end of the main driving shaft is provided with a driving gear; the driven gear is arranged at the outer end of the driven shaft; the driving gear and the driven gear are positioned in the driving cover body and are connected with each other in a meshed mode; the driving motor is arranged on the outer side of the driving cover body and is connected with the outer end shaft center of the driving gear through a rotating shaft.
9. An air compressor having a filtering structure according to claim 1, wherein the annular bellows is made of a high temperature resistant bellows material.
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| CN114382696A (en) | 2022-04-22 |
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