CN119353221A - Oil ring vacuum negative pressure unit - Google Patents
Oil ring vacuum negative pressure unit Download PDFInfo
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- CN119353221A CN119353221A CN202411926242.3A CN202411926242A CN119353221A CN 119353221 A CN119353221 A CN 119353221A CN 202411926242 A CN202411926242 A CN 202411926242A CN 119353221 A CN119353221 A CN 119353221A
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Abstract
The invention relates to the field of pumps and discloses an oil ring vacuum negative pressure unit which comprises a shell, a pressure accumulating mechanism, a spraying mechanism and a vacuum pump, wherein a recovery groove is arranged at the bottom of the shell, a water outlet and an oil drain port which are communicated with the recovery groove are arranged at the bottom of the shell, the oil drain port is positioned above the water outlet, an air outlet hole is arranged at the top side of the shell, the pressure accumulating mechanism is positioned in the shell and is provided with a plurality of upward pressure accumulating cavities, a plurality of air holes which are communicated with the pressure accumulating cavities are arranged at the top side of the pressure accumulating mechanism, the spraying mechanism is positioned in the shell and is positioned above the pressure accumulating mechanism, and the spraying mechanism is provided with a plurality of downward spray heads.
Description
Technical Field
The invention relates to a pump, in particular to an oil ring vacuum negative pressure unit.
Background
The vacuum pump is classified into an oil ring vacuum pump and a water ring vacuum pump according to the medium used. For the oil ring vacuum pump, oil is adopted as a medium, and oil is contained in gas discharged by the oil ring vacuum pump, so that the air environment is easily polluted, and a filter is connected to an air outlet of the oil ring vacuum pump at present, and the oil in the gas is firstly adsorbed and removed and then discharged. The oil ring vacuum pump can effectively solve the problem that oil is mixed when the oil ring vacuum pump is out of gas, but the filter needs to be cleaned frequently, and the oil absorbed in the filter is difficult to recover, so that the use cost is increased. Therefore, there is a need for a vacuum apparatus that can more environmentally remove oil mixed in a gas.
Disclosure of Invention
The invention aims to provide an oil ring vacuum negative pressure unit, which solves one or more technical problems in the prior art and at least provides a beneficial choice or creation condition.
The invention solves the technical problems as follows:
The oil ring vacuum negative pressure unit comprises a shell, a pressure accumulating mechanism, a spraying mechanism and a vacuum pump, wherein a recovery groove is arranged at the bottom of the shell, a water outlet and an oil drain opening which are communicated with the recovery groove are arranged at the bottom of the shell, the oil drain opening is positioned above the water outlet, an air outlet hole is arranged at the top side of the shell, the pressure accumulating mechanism is positioned in the shell and is provided with an upward pressure accumulating cavity, a plurality of diffusion holes which are communicated with the pressure accumulating cavity are arranged at the top side of the pressure accumulating mechanism, the spraying mechanism is positioned in the shell and is positioned above the pressure accumulating mechanism, the spraying mechanism is provided with a plurality of spray heads which are downwards arranged, and the vacuum pump is connected with an air outlet pipe which penetrates through the shell and is communicated with the pressure accumulating cavity.
The technical scheme has the advantages that when the vacuum pump works, discharged gas is output from the air outlet pipe into the pressure accumulation cavity of the pressure accumulation mechanism, the gas is pressurized in the pressure accumulation cavity and then is discharged upwards from the plurality of diffusion holes at the top side of the pressure accumulation mechanism, so that the discharged gas is fully diffused, then the spray heads in the spray mechanism spray downwards, the formed water mist is fully contacted with the upwardly diffused gas, oil drops in the gas are wrapped by utilizing the surface tension of the water drops in the water mist, large particle substances (such as the oil drops) in the gas are captured, and then drop into the recovery tank under the action of gravity, the gas with the oil drops removed continuously rises and is discharged from the air outlet hole at the top side of the shell, and due to different densities of water and oil, the accumulated water and oil in the recovery tank can be layered up and down, and can be discharged from the oil discharge port to recycle the oil liquid when the oil is accumulated sufficiently, so that the oil liquid contained in the discharged gas can be recycled by the vacuum pump work, the cleanliness of the gas is improved, the waste of the oil liquid is reduced, and the use is more environment-friendly.
As the further improvement of above-mentioned technical scheme, pressure accumulation mechanism includes pressure accumulation inner shell, driving motor, carries oar and top cap, the outer bottom of pressure accumulation inner shell with be connected with the stabilizer blade between the recovery tank, the inside formation of pressure accumulation inner shell the pressure accumulation chamber, the flow area of pressure accumulation chamber upwards reduces gradually, driving motor connect in the pressure accumulation inner shell, driving motor drive connects carry the oar, driving motor can drive carry the oar to rotate and produce the updraft, the top cap connect in the top side of pressure accumulation inner shell, be formed with a plurality of on the top cap the diffusion hole, the bottom side of pressure accumulation inner shell is provided with the relief valve. When gas enters the pressure accumulation cavity, the driving motor drives the conveying slurry to rotate, the gas can be conveyed upwards, as the flow area in the pressure accumulation cavity is gradually reduced upwards, the gas is gradually extruded in the rising process of the pressure accumulation cavity and then is released from a plurality of diffusion holes in the top cover, in addition, when the driving motor drives the conveying slurry to rotate, the gas in the pressure accumulation cavity can be driven to rotate, large-particle oil in the gas can be thrown to the inner wall of the pressure accumulation cavity under the action of centrifugal force and form an oil film to gradually flow downwards into the bottom of the pressure accumulation cavity, and finally is discharged from the discharge valve, so that the separation of the two weights is realized in the pressure accumulation cavity, larger-particle oil drops are separated and collected through centrifugal force, then the gas is pressurized, the pressure of the gas is improved when the gas is discharged from the pressure accumulation cavity, the gas is diffused to the periphery when the pressure accumulation inner shell is discharged, the gas is in full contact with water mist formed by the spray head, and the effect of capturing residual oil drops in the gas is further improved by utilizing the surface tension in the water mist.
As a further improvement of the technical scheme, the conveying paddles comprise a transmission rod, a separation blade and a pressurizing blade, the driving motor is in driving connection with the transmission rod, the separation blade is connected to the bottom of the transmission rod, the driving motor drives the transmission rod to rotate and enable the separation blade to pull air upwards, the separation blade surrounds the transmission rod and is provided with a plurality of blades, the pressurizing blade is connected to the top of the transmission rod, and the pressurizing blade surrounds the transmission rod to extend upwards in a spiral mode. The gas enters the pressure accumulation cavity, is driven by the separation blade to rotate in the pressure accumulation cavity, can drive the gas to rotate in the pressure accumulation cavity, so that the gas is uniformly distributed in the pressure accumulation cavity, oil drops with larger particles are separated and collected mainly at the position through centrifugal force, the gas can be pushed upwards, the gas is pressurized and conveyed upwards by the spiral pressurizing blade, and the effect of separating the oil drops and pressurizing and discharging the gas in the pressure accumulation cavity is improved by configuring different types of blades.
As a further improvement of the technical scheme, the air inlet channel is arranged on the outer side of the pressure accumulation inner shell in a surrounding mode, a plurality of air inlet holes are formed between the air inlet channel and the pressure accumulation inner shell, the air inlet holes are respectively located below the separation blades, and the air outlet pipe is connected to the air inlet channel. When gas enters the pressure accumulation cavity, the gas firstly enters the air inlet flow channel, flows along the air inlet flow channel around the pressure accumulation inner shell, and then respectively enters the pressure accumulation cavity from a plurality of air inlets of the air inlet flow channel, so that the distribution uniformity of the gas entering the pressure accumulation cavity can be further improved, the air inlets are positioned below the separation blades, the mutual interference between the air inlet and the rotating air flow formed by the rotation of the separation blades can be reduced, and the noise generated during air inlet is reduced.
As a further improvement of the technical scheme, the top cover is in a conical shape with a small upper part and a large lower part, the top side of the top cover is provided with a plurality of diversion trenches extending along the direction far away from the center of the top cover, the diversion trenches encircle the center of the top cover, and a communication slot is formed between every two adjacent diversion trenches. The water mist above the pressure accumulation inner shell in the shell drops on the top cover, at this time, the liquid drops can flow along the conical top cover with small upper part and large lower part to the edge position of the top cover, and as the top cover top side is provided with the diversion trench and the communication trench communicated between the two adjacent diversion trenches, the convergence of the liquid drops can be quickened, thereby improving the efficiency of the liquid drops flowing on the top cover top side.
As a further improvement of the technical scheme, the spraying mechanism comprises a fixed net rack, a water receiving pipe and a shunt pipe, wherein the fixed net rack is connected to the casing, a plurality of first ventilation holes are formed in the fixed net rack, the shunt pipe is connected to the fixed net rack, a plurality of spraying heads are arranged on the shunt pipe, one end of the water receiving pipe is connected to the casing, and the other end of the water receiving pipe is connected to the shunt pipe. The fixed net rack provides support and fixes to the mesh that itself formed on the fixed net rack can form the first air vent that the gas passed through, and during the use, the shunt tubes supplies water to a plurality of shower heads, makes a plurality of shower heads spray water smoke to the pressure accumulation intracavity, and the air current that rises upwards discharges from the first air vent that the fixed net rack formed after passing water smoke.
As a further improvement of the technical scheme, the bottom side of the fixed net rack is connected with a plurality of spines. When gas encounters water mist to form bubbles in the rising process, the bubbles are pierced through the spines at the bottom side of the fixed net frame, so that oil falls onto the top cover, the collection efficiency of the oil is improved, and the bubbles and the oil are prevented from being directly combined to be discharged upwards during spraying.
As a further improvement of the technical scheme, at least two sides of the fixed net frame incline upwards towards the middle part, a plurality of shunt tubes are arranged on the fixed net frame at intervals, and the water receiving tube is connected with a plurality of shunt tubes. The fixed rack inclines to set up, and the multiplicable space that occupies along upper and lower direction to the quantity of shunt tubes has a plurality ofly, all is provided with a plurality of shower heads on every shunt tubes, so can improve the spray coverage, and improves the homogeneity to the shower head water supply.
As a further improvement of the technical scheme, a water return pipe is connected between the water outlet and the water receiving pipe. The water collected in the shell can flow back to the water receiving pipe through the water return pipe, and water is supplied to the spray header again through the plurality of split pipes, so that the water utilization rate can be improved.
As a further improvement of the above technical scheme, the invention further comprises a condensing mechanism, wherein the condensing mechanism comprises a condensing plate and a refrigerator, the condensing plate is connected in the casing, the condensing plate is positioned above the spraying mechanism, a plurality of second ventilation holes are formed in the condensing plate, and the condensing plate is positioned on the top side of the condensing plate. The ascending air flow passes through the condensing plate after passing through the spraying mechanism, and the temperature of the condensing plate is reduced by the refrigerator, so that the condensing plate keeps lower temperature, when the air flow passes through the condensing plate upwards, water and oil liquid can be further condensed and then drop into the shell, the collection efficiency of the water and the oil liquid can be further improved, and the condensed air is discharged after passing through the second ventilation hole.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings described are only some embodiments of the invention, but not all embodiments, and that other designs and drawings can be obtained from these drawings by a person skilled in the art without inventive effort.
Fig. 1 is a schematic view of the internal structure of the casing of the present invention.
Fig. 2 is an enlarged partial schematic view of portion a of fig. 1.
Fig. 3 is a perspective view of the top cover of the present invention.
Fig. 4 is a schematic view showing a vertical sectional structure of the present invention in the center of the accumulator housing.
Fig. 5 is an enlarged partial schematic view of portion B of fig. 4.
In the drawing, the device comprises a 100-shell, a 110-recovery tank, a 120-water outlet, a 130-oil drain port, a 140-air outlet, a 150-vertical partition plate, a 310-pressure accumulation inner shell, a 311-air inlet runner, a 312-air inlet hole, a 320-driving motor, a 331-driving rod, a 332-separation blade, a 333-pressurizing blade, a 340-top cover, a 341-diffusion hole, a 342-diversion tank, a 343-communication tank, a 350-support leg, a 410-spray header, a 420-fixed net rack, a 421-spike, a 430-water receiving pipe, a 440-water return pipe, a 500-air outlet pipe, a 610-condensing plate, a 620-refrigerator, a 630-driving roller, a 640-driven roller, a 650-absorption layer, a 660-upper compression roller and a 670-lower compression roller.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1, the oil ring vacuum negative pressure unit comprises a casing 100, a pressure accumulating mechanism, a spraying mechanism and a vacuum pump, wherein a recovery groove 110 is formed in the bottom of the casing 100, a water outlet 120 and an oil outlet 130 which are communicated with the recovery groove 110 are formed in the bottom of the casing 100, the oil outlet 130 is located above the water outlet 120, an air outlet hole 140 is formed in the top side of the casing 100, the pressure accumulating mechanism is located in the casing 100, an upward pressure accumulating cavity is formed in the pressure accumulating mechanism, a plurality of diffusion holes 341 which are communicated with the pressure accumulating cavity are formed in the top side of the pressure accumulating mechanism, the spraying mechanism is located in the casing 100, the spraying mechanism is located above the pressure accumulating mechanism, a plurality of spray heads 410 which are downwards arranged are arranged in the spraying mechanism, and the vacuum pump is connected with an air outlet pipe 500, and the air outlet pipe 500 penetrates through the casing 100 and is communicated with the pressure accumulating cavity.
As can be seen from the above, when the vacuum pump works, the discharged gas is output from the air outlet pipe 500 into the pressure accumulation cavity of the pressure accumulation mechanism, at this time, the gas is pressurized in the pressure accumulation cavity and then discharged upwards from the plurality of diffusion holes 341 at the top side of the pressure accumulation mechanism, so that the discharged gas is fully diffused, then the spray head 410 in the spray mechanism sprays downwards, the formed water mist fully contacts with the upwardly diffused gas, the water drops in the gas are wrapped by the water drops surface tension in the water mist, so as to capture the large particulate matters (such as the oil drops) in the gas, and then drop into the recovery tank 110 under the action of gravity, and the gas after the oil drops are removed continuously rises upwards and is discharged from the air outlet hole 140 at the top side of the casing 100.
The pressure accumulating mechanism is mainly used for pressurizing gas, so that gas can be discharged and spread around, and the gas can be fully contacted with water mist, in the embodiment, the pressure accumulating mechanism comprises an inner pressure accumulating shell 310, a driving motor 320, a conveying paddle and a top cover 340, support legs 350 are connected between the outer bottom side of the inner pressure accumulating shell 310 and the recovery groove 110, a pressure accumulating cavity is formed inside the inner pressure accumulating shell 310, the flow area of the pressure accumulating cavity is gradually reduced upwards, the driving motor 320 is connected into the inner pressure accumulating shell 310, the driving motor 320 is in driving connection with the conveying paddle, the driving motor 320 can drive the conveying paddle to rotate and generate ascending airflow, the top cover 340 is connected to the top side of the inner pressure accumulating shell 310, a plurality of diffusion holes 341 are formed in the top cover 340, and a discharge valve is arranged on the bottom side of the inner pressure accumulating shell 310.
In the pressure accumulating mechanism, when gas enters the pressure accumulating cavity, the conveying slurry is driven to rotate by the driving motor 320, the gas can be conveyed upwards, as the flow area in the pressure accumulating cavity is gradually reduced upwards, the gas is gradually extruded in the rising process in the pressure accumulating cavity and then released from the plurality of diffusion holes 341 in the top cover 340, in addition, when the driving motor 320 drives the conveying slurry to rotate, the gas in the pressure accumulating cavity can be driven to rotate, large-particle oil liquid in the gas can be thrown to the inner wall of the pressure accumulating cavity under the action of centrifugal force, an oil film is formed to gradually flow downwards into the bottom of the pressure accumulating cavity, and finally the oil film is discharged from the discharge valve, so that the separation of the two weights is realized in the pressure accumulating cavity, larger-particle oil drops are separated and collected by the centrifugal force firstly, then the gas is pressurized, the pressure of the gas is improved when the gas is discharged from the pressure accumulating cavity, the gas is diffused to the periphery when the pressure accumulating inner shell 310 is discharged, the gas is fully contacted with water mist formed by the spray head 410, and the effect of capturing the residual oil drops in the gas is further improved by the surface tension in the water mist.
In this embodiment, as shown in fig. 4, the conveying slurry includes a transmission rod 331, a separating blade 332 and a pressurizing blade 333, the driving motor 320 is in driving connection with the transmission rod 331, the separating blade 332 is connected to the bottom of the transmission rod 331, the driving motor 320 drives the transmission rod 331 to rotate and makes the separating blade 332 pull air upwards, the separating blade 332 is provided with a plurality of separating blades surrounding the transmission rod 331, the pressurizing blade 333 is connected to the top of the transmission rod 331, and the pressurizing blade 333 extends upwards around the spiral of the transmission rod 331. The gas enters the pressure accumulation cavity, and is driven by the separation blade 332 to rotate in the pressure accumulation cavity, so that the gas can be driven to rotate in the pressure accumulation cavity, the gas is uniformly distributed in the pressure accumulation cavity, the separation and collection of oil drops with larger particles by centrifugal force are mainly realized at the position, the gas can be upwards pushed and conveyed, the gas is upwards pressurized and conveyed by the spiral pressurizing blade 333, and the effects of separating the oil drops from the gas and pressurizing and discharging the gas in the pressure accumulation cavity are improved by configuring different types of blades.
When communicating outlet duct 500 with pressure accumulation chamber each other, can directly set up the connector in the pressure accumulation inner shell 310 outside, with outlet duct 500 and connector interconnect, outlet duct 500 is single in the pressure accumulation intracavity and is given vent to anger this moment, in order to improve the homogeneity of giving vent to anger, in this embodiment, the outside of pressure accumulation inner shell 310 is encircleed and is provided with inlet channel 311, inlet channel 311 with be provided with a plurality of inlet ports 312 between the pressure accumulation inner shell 310, a plurality of inlet ports 312 are located respectively separating blade 332 below, outlet duct 500 connect in inlet channel 311. When gas enters the pressure accumulation cavity, the gas firstly enters the air inlet channel 311, flows along the air inlet channel 311 and surrounds the pressure accumulation inner shell 310, and then enters the pressure accumulation cavity from the plurality of air inlets 312 of the air inlet channel 311, so that the distribution uniformity of the gas entering the pressure accumulation cavity can be further improved, the air inlets 312 are positioned below the separation blades 332, the mutual interference between the air inlet and the rotating air flow formed by the rotation of the separation blades 332 can be reduced, and the noise generated during air inlet is reduced.
After the gas discharged from the pressure accumulation cavity contacts with the water mist, part of the oil drops or water drops fall on the top cover 340, and a slope may be provided on the top cover 340 to drain the oil drops or water drops to the inner bottom of the casing 100, and in order to further improve the recovery efficiency of the oil drops or water drops, in this embodiment, as shown in fig. 3, the top cover 340 is in a conical shape with a small top and a large bottom, the top side of the top cover 340 is provided with a plurality of diversion trenches 342 extending along a direction far away from the center of the top cover 340, and a plurality of diversion trenches 343 are provided around the center of the top cover 340 between two adjacent diversion trenches 342. The water mist above the inner pressure accumulation housing 310 in the housing 100 drops on the top cover 340, and at this time, the drops can flow along the tapered top cover 340 with small top and large bottom toward the edge of the top cover 340, and the collection of the drops can be accelerated due to the flow guide groove 342 on the top side of the top cover 340 and the communication groove 343 between the two adjacent flow guide grooves 342, thereby improving the efficiency of the drops flowing on the top side of the top cover 340.
As a specific structural embodiment of the spraying mechanism, the spraying mechanism comprises a fixed net rack 420, a water receiving pipe 430 and a shunt pipe, wherein the fixed net rack 420 is connected in the casing 100, a plurality of first ventilation holes are formed in the fixed net rack 420, the shunt pipe is connected to the fixed net rack 420, a plurality of spraying heads 410 are arranged on the shunt pipe, one end of the water receiving pipe 430 is connected to the casing 100, and the other end of the water receiving pipe 430 is connected to the shunt pipe. The fixed net rack 420 provides support and fixation for the shunt pipes, and the mesh formed on the fixed net rack 420 can form a first vent hole through which gas passes, when in use, the shunt pipes supply water to the plurality of spray heads 410, so that the plurality of spray heads 410 spray water mist into the pressure accumulation cavity, and the ascending air flow is discharged upwards from the first vent hole formed on the fixed net rack 420 after passing through the water mist.
As shown in fig. 2, further, a plurality of spikes 421 are connected to the bottom side of the fixed rack 420. When gas encounters water mist to form bubbles in the rising process, the bubbles are pierced through the spike 421 at the bottom side of the fixed net rack 420, so that oil falls onto the top cover 340, the collection efficiency of the oil is improved, and the bubbles and the oil are prevented from being directly combined to be discharged upwards during spraying.
The fixing rack 420 may be horizontally disposed, and in this embodiment, at least two sides of the fixing rack 420 are inclined upward toward the middle, for example, two opposite sides of the fixing rack 420 are inclined upward toward the middle, at this time, the shape of the whole fixing rack 420 is in an inverted V shape, or four sides of the fixing rack 420 are inclined upward toward the middle, at this time, the shape of the whole fixing rack 420 is in a quadrangular pyramid shape, the shunt tubes are arranged on the fixing rack 420 at intervals, and the water receiving tube 430 is connected to a plurality of shunt tubes. The fixed rack 420 is obliquely arranged, so that the occupied space along the vertical direction can be increased, the number of the shunt pipes is multiple, and each shunt pipe is provided with a plurality of spray headers 410, so that the spray coverage range can be improved, and the uniformity of water supply to the spray headers 410 is improved.
The shower water used by the shower head 410 may be directly supplied from the outside, for example, the water receiving pipe 430 is connected to an external water supply tank or a municipal water pipe, and since the shower water is accumulated in the bottom of the casing 100, the water and the oil are separated from each other, and in order to better reuse the shower water, in this embodiment, the water return pipe 440 is connected between the water outlet 120 and the water receiving pipe 430. The water collected in the cabinet 100 may flow back to the water receiving pipe 430 through the water return pipe 440, and the water is supplied to the shower head 410 again through the plurality of split pipes, so that the water utilization rate may be improved.
In practical applications, in order to reduce the discharge of the non-layered oil from the water return pipe 440, the water accumulated in the bottom of the casing 100 is discharged from the bottom of the casing 100 when the water accumulated in the bottom is high enough, so that the influence of the newly collected water and oil on the water discharge can be reduced. In addition, a transfer box can be additionally arranged between the water return pipe 440 and the machine shell 100, the work of the spray header 410 is stopped, water at the bottom in the machine shell 100 is pumped into the transfer box, the phenomenon that oil is pumped out when water and oil are not layered can be effectively reduced, and water is supplied to the spray header 410 from the transfer box during spraying.
The invention further comprises a condensing mechanism, the condensing mechanism comprises a condensing plate 610 and a refrigerator 620, the condensing plate 610 is connected in the machine shell 100, the condensing plate 610 is positioned above the spraying mechanism, a plurality of second ventilation holes are formed in the condensing plate 610, the condensing plate 610 is positioned on the top side of the condensing plate 610, in addition, a heat-insulating plate can be arranged in the machine shell 100 and positioned above the refrigerator 620, and a third ventilation hole is formed in the heat-insulating plate. The ascending air flow passes through the condensing plate 610 after passing through the spraying mechanism, and the refrigerator 620 cools the condensing plate 610, so that the condensing plate 610 keeps lower temperature, and the heat insulation effect on the inside is improved by utilizing the heat insulation plate, when the air flow passes through the condensing plate 610 upwards, water and oil can be further condensed, and then the air flow drops into the machine shell 100, so that the collection efficiency of the water and the oil can be further improved, and the condensed air passes through the second ventilation hole and is discharged from the third ventilation hole.
In order to further improve the collection efficiency of the vapor and the oil in the gas after passing through the spraying mechanism, a structure for absorbing the vapor and the oil is arranged above the spraying mechanism, specifically, as shown in fig. 5, the condensing mechanism further comprises a winding motor, a driving roller 630, a driven roller 640 and an absorbing layer 650, the driving roller 630 and the driven roller 640 are respectively and rotatably connected in the machine shell 100, the driving roller 630 and the driven roller 640 are both positioned above the spraying mechanism, the winding motor is connected in the machine shell 100, the winding motor is in driving connection with the driving roller 630, the condensing plate 610 is in a sheet shape, the condensing plate 610 bypasses the driving roller 630 and the driven roller 640 and is connected end to end, the refrigerator 620 is positioned in a space formed by the surrounding of the condensing plate 610, and the absorbing layer 650 is connected to one side of the condensing plate 610 far away from the refrigerating plate.
In this condensing mechanism, because the absorbing layer 650 that absorbs water vapor and oil is disposed on the outer side of the condensing plate 610, for example, the absorbing layer 650 is made of sponge, the condensing plate 610 can cool the sponge, and the cooling capacity can be further reduced by using the sponge, when the gas after passing through the spraying mechanism rises to the absorbing layer 650, the water vapor and oil are absorbed by the absorbing layer 650, and because the condensing plate 610 cools the absorbing layer 650, the condensing and absorbing efficiency of the water vapor and oil at the absorbing layer 650 after condensing can be effectively improved, thereby further improving the removing efficiency of the water vapor and oil in the gas. After the device is continuously used for a period of time, a large amount of water vapor and oil can be absorbed by the part of the absorbing layer 650 right above the spraying mechanism, a winding motor can be started at the moment, the winding motor drives a driving roller 630 to rotate, the driving roller 630 drives a condensing plate 610 to rotate, thereby driving the absorbing layer 650 on the outer side of the condensing plate 610 to move, the absorbing layer 650 on other positions is right above the spraying mechanism, the absorbing layer 650 on the part can be utilized to continuously remove the water vapor and the oil in the gas at the moment, the large-particle substances in the gas are removed through rotary separation in the whole vacuum device, the residual large-particle substances in the gas are captured again through water mist after pressurized diffusion, finally the absorbing layer 650 is utilized to further absorb the water vapor and the residual oil, the gas is separated, absorbed and purified through triple step by step, the separation and recovery effects on the oil and the oil liquid after the gas is discharged by the oil ring type vacuum pump are effectively ensured, and the times of shutdown maintenance on the vacuum device can be reduced through the transfer and replacement of the absorbing position of the absorbing layer 650.
In order to realize automatic cleaning of the absorption layer 650 and reduce maintenance when the whole machine is used, in this embodiment, a vertical partition plate 150 is disposed in the casing 100, the inside of the casing 100 is divided into a filtering cavity and a backflow cavity along the horizontal direction by the vertical partition plate 150, a water flow gap is formed between the bottom end of the vertical partition plate 150 and the inner bottom wall of the casing 100, an avoidance hole is formed in the top of the vertical partition plate 150, an accumulation mechanism and a spraying mechanism are both located in the filtering cavity, a driven roller 640 is located in the filtering cavity, a driving roller 630 and a winding motor are located in the backflow cavity, a condensation plate 610 penetrates through the avoidance hole, an upper pressing roller 660 and a lower pressing roller 670 are rotationally connected in the backflow cavity, the upper pressing roller 660 abuts against the top side of the condensation plate 610 located below, and the lower pressing roller 670 abuts against the bottom side of the absorption layer 650 located below.
The vertical partition plate 150 is utilized to divide the interior of the shell 100 into a filter cavity for removing oil from gas entering the shell 100 and a reflux cavity for recycling water and oil from the absorbing layer 650, as the condensing plate 610 bypasses the driving roller 630 and the driven roller 640 and is connected end to end, a rotatable structure is formed, during normal operation, the absorbing layer 650 positioned at the bottom side of the lower filter plate in the filter cavity is mainly used for absorbing water vapor and oil in the gas, when the absorbing layer 650 needs to be updated, the coiling motor drives the condensing plate 610 to rotate, the absorbing layer 650 in the filter cavity is driven into the reflux cavity, when the absorbing layer 650 passes through the upper pressing roller 660 and the lower pressing roller 670, the absorbing layer 650 is extruded by the upper pressing roller 660 and the lower pressing roller 670, the absorbed water and oil are extruded out and flow to the bottom of the reflux cavity, and the water and oil obtained by the collection in the filter cavity are mixed, so that the absorbing layer 650 is actively extruded out of the absorbed water and the solution, the absorbing layer 650 is repeatedly recycled after being rotated, the absorption rate of the gas and the water vapor is improved, and the water vapor is further improved, and the water vapor is pumped from the absorbing layer 650 to the lower temperature is further cooled down, and the air is cooled down when the whole air is pumped from the absorbing layer 650 to the bottom of the filter cavity, and the air is cooled down when the air is cooled down by the whole air is cooled down by the filter head and the air is cooled down by the cooling the air when the air is cooled down by the air and the air is cooled.
The refrigerator 620 may be a cold end of the semiconductor refrigeration device, where the cold end of the semiconductor refrigeration device is installed in the cabinet 100, and a hot end of the semiconductor refrigeration device is located outside the cabinet 100, and the gas exhausted from the cabinet 100 may be introduced through the hot end of the semiconductor refrigeration device to increase the temperature of the gas. Or alternatively, the refrigerator 620 is an evaporator, the refrigerator 620 is connected with a condenser, a compressor and an expansion valve through pipelines, the refrigerant circularly flows among the refrigerator 620, the condenser, the compressor and the expansion valve, and when the refrigerant passes through the refrigerator 620, the refrigerant absorbs heat, so that the temperature of the refrigeration plate is reduced.
While the preferred embodiment of the present application has been described in detail, the application is not limited to the embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the application, and these modifications and substitutions are intended to be included in the scope of the present application as defined in the appended claims.
Claims (10)
1. The oil ring vacuum negative pressure unit is characterized by comprising:
The device comprises a shell (100), wherein a recovery groove (110) is formed in the bottom of the shell (100), a water outlet (120) and an oil drain port (130) which are communicated with the recovery groove (110) are formed in the bottom of the shell (100), the oil drain port (130) is located above the water outlet (120), and an air outlet hole (140) is formed in the top side of the shell (100);
The pressure accumulating mechanism is positioned in the shell (100) and is provided with an upward pressure accumulating cavity, and the top side of the pressure accumulating mechanism is provided with a plurality of diffusion holes (341) communicated with the pressure accumulating cavity;
the spraying mechanism is positioned in the shell (100) and above the pressure accumulating mechanism, and is provided with a plurality of spraying heads (410) which are arranged downwards;
the vacuum pump is connected with an air outlet pipe (500), and the air outlet pipe (500) penetrates through the shell (100) and is communicated with the pressure accumulation cavity.
2. The oil ring vacuum negative pressure unit as set forth in claim 1, wherein the pressure accumulating mechanism comprises an inner pressure accumulating shell (310), a driving motor (320), a conveying paddle and a top cover (340), wherein a supporting leg (350) is connected between the outer bottom side of the inner pressure accumulating shell (310) and the recovery groove (110), the inner pressure accumulating shell (310) is internally provided with a pressure accumulating cavity, the flow area of the pressure accumulating cavity is gradually reduced upwards, the driving motor (320) is connected into the inner pressure accumulating shell (310), the driving motor (320) is in driving connection with the conveying paddle, the driving motor (320) can drive the conveying paddle to rotate and generate ascending air flow, the top cover (340) is connected to the top side of the inner pressure accumulating shell (310), the top cover (340) is provided with a plurality of diffusion holes (341), and the bottom side of the inner pressure accumulating shell (310) is provided with a discharge valve.
3. The oil ring vacuum negative pressure unit as set forth in claim 2, wherein the conveying paddle comprises a transmission rod (331), a separation blade (332) and a pressurizing blade (333), the driving motor (320) is in driving connection with the transmission rod (331), the separation blade (332) is connected to the bottom of the transmission rod (331), the driving motor (320) drives the transmission rod (331) to rotate and enables the separation blade (332) to pull air upwards, the separation blade (332) is provided with a plurality of separation blades around the transmission rod (331), the pressurizing blade (333) is connected to the top of the transmission rod (331), and the pressurizing blade (333) extends upwards spirally around the transmission rod (331).
4. The oil ring vacuum negative pressure unit as set forth in claim 3, wherein an air inlet channel (311) is circumferentially arranged on the outer side of the pressure accumulation inner shell (310), a plurality of air inlet holes (312) are arranged between the air inlet channel (311) and the pressure accumulation inner shell (310), the air inlet holes (312) are respectively positioned below the separation blades (332), and the air outlet pipe (500) is connected to the air inlet channel (311).
5. The oil ring vacuum negative pressure unit as set forth in claim 2, wherein the top cover (340) is tapered with a smaller top and a larger bottom, the top side of the top cover (340) is provided with a plurality of diversion grooves (342) extending along a direction far away from the center of the top cover, the diversion grooves (342) are arranged around the center of the top cover (340), and a communication groove (343) is arranged between two adjacent diversion grooves (342).
6. The oil ring vacuum negative pressure unit as set forth in claim 1, wherein the spraying mechanism comprises a fixed net rack (420), a water receiving pipe (430) and a shunt pipe, the fixed net rack (420) is connected in the casing (100), a plurality of first ventilation holes are formed in the fixed net rack (420), the shunt pipe is connected to the fixed net rack (420), a plurality of spray heads (410) are arranged on the shunt pipe, one end of the water receiving pipe (430) is connected to the casing (100), and the other end of the water receiving pipe (430) is connected to the shunt pipe.
7. The oil ring vacuum negative pressure unit as set forth in claim 6, wherein a plurality of spikes (421) are connected to the bottom side of the fixed grid (420).
8. The oil ring vacuum negative pressure unit as set forth in claim 6, wherein at least two sides of the fixed net frame (420) are inclined upwards towards the middle part, a plurality of shunt tubes are arranged on the fixed net frame (420) at intervals, and the water receiving tube (430) is connected with the plurality of shunt tubes.
9. The oil ring vacuum suction unit as set forth in claim 6, wherein a return pipe (440) is connected between the drain port (120) and the water receiving pipe (430).
10. The oil ring vacuum negative pressure unit as set forth in claim 1, further comprising a condensing mechanism, wherein the condensing mechanism comprises a condensing plate (610) and a refrigerator (620), the condensing plate (610) is connected in the shell (100), the condensing plate (610) is located above the spraying mechanism, a plurality of second ventilation holes are formed in the condensing plate (610), and the condensing plate (610) is located on the top side of the condensing plate (610).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411926242.3A CN119353221B (en) | 2024-12-25 | 2024-12-25 | Oil ring vacuum negative pressure unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411926242.3A CN119353221B (en) | 2024-12-25 | 2024-12-25 | Oil ring vacuum negative pressure unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN119353221A true CN119353221A (en) | 2025-01-24 |
| CN119353221B CN119353221B (en) | 2025-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411926242.3A Active CN119353221B (en) | 2024-12-25 | 2024-12-25 | Oil ring vacuum negative pressure unit |
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| Country | Link |
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| CN (1) | CN119353221B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1488439A (en) * | 1974-12-27 | 1977-10-12 | Gen Signal Corp | Low vacuum liquid ring pumping system |
| EP0007528A1 (en) * | 1978-07-24 | 1980-02-06 | Siemens Aktiengesellschaft | Liquid-ring pump arrangement |
| CN107202015A (en) * | 2016-03-18 | 2017-09-26 | 杨满 | Oily ring vacuum pumps improved structure |
| CN216986354U (en) * | 2022-01-28 | 2022-07-19 | 广东环境保护工程职业学院 | Waste gas condensation recovery unit |
| CN220159576U (en) * | 2023-06-13 | 2023-12-12 | 厦门冉能环保科技有限公司 | Waste gas treatment device |
-
2024
- 2024-12-25 CN CN202411926242.3A patent/CN119353221B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1488439A (en) * | 1974-12-27 | 1977-10-12 | Gen Signal Corp | Low vacuum liquid ring pumping system |
| EP0007528A1 (en) * | 1978-07-24 | 1980-02-06 | Siemens Aktiengesellschaft | Liquid-ring pump arrangement |
| CN107202015A (en) * | 2016-03-18 | 2017-09-26 | 杨满 | Oily ring vacuum pumps improved structure |
| CN216986354U (en) * | 2022-01-28 | 2022-07-19 | 广东环境保护工程职业学院 | Waste gas condensation recovery unit |
| CN220159576U (en) * | 2023-06-13 | 2023-12-12 | 厦门冉能环保科技有限公司 | Waste gas treatment device |
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| Publication number | Publication date |
|---|---|
| CN119353221B (en) | 2025-04-01 |
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