CN216062581U - Oil mist recovery device - Google Patents
Oil mist recovery device Download PDFInfo
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- CN216062581U CN216062581U CN202122681792.1U CN202122681792U CN216062581U CN 216062581 U CN216062581 U CN 216062581U CN 202122681792 U CN202122681792 U CN 202122681792U CN 216062581 U CN216062581 U CN 216062581U
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Abstract
The utility model discloses an oil mist recovery device, wherein an air inlet pipe is arranged on the side surface of a shell, an air outlet is arranged on the top surface of the shell, a front air cavity and a rear air cavity which are communicated are arranged in the shell, the front air cavity is communicated with the air inlet pipe, and the rear air cavity is communicated with the air outlet; the rear air cavity is internally provided with a fan, the periphery of the fan is sleeved with a housing, a buffer cavity is formed between the housing and the fan, and the buffer cavity is communicated with the rear air cavity. The housing is arranged outside the fan, so that on one hand, the housing provides a protection effect for the fan, the fan is prevented from being exposed under the air outlet, oil, water or dust is prevented from entering the fan, internal elements of the fan are protected, and the service life of the fan is prolonged; on the other hand forms the cushion chamber in the fan periphery, and the air current that the fan came out gets into the cushion chamber earlier, flows into back air cavity from the air-out passageway after buffer intracavity evenly distributed again, more is favorable to improving the distribution uniformity of air current.
Description
Technical Field
The utility model relates to the technical field of air oil mist purification and recovery, in particular to an oil mist recovery device.
Background
During machining operation, various cutting oil or cooling liquid is often used for lubricating a cutter and reducing the machining temperature of a workpiece, a large amount of oil mist, dust, oil smoke and haze can be generated in the working environment, and the harm to the body of field operators is caused. The oil mist recoverer is mainly used for collecting oil mist, water mist or dust and the like generated in machining, removing harmful substances in the oil mist recoverer, recovering and utilizing substances with recycling value such as metal cutting oil and the like through interception and filtration, and finally discharging clean gas.
The existing oil mist recoverer usually sucks air horizontally and gives out air horizontally, namely, the air is sucked from the front side surface through a suction fan and is discharged from the rear side surface after being filtered and purified, the uniformity of air guiding is poor, the utilization efficiency of air is low, and the filtering efficiency is low.
The utility model 201520323010.9 discloses an oil mist recovery machine, which comprises an air inlet, a first air chamber, a second air chamber and an air guide opening arranged above the second air chamber, wherein the air inlet, the first air chamber and the second air chamber are sequentially communicated from front to back; the air is guided into the first air chamber from the front side surface through the rotation of the turbine guide fan, enters the second air chamber after being filtered by the first filtering unit, is pumped into the second filtering unit from the air guide port on the top surface, and is discharged from the top after being filtered by the second filtering unit.
The oil mist recovery machine improves the uniformity of air guiding in a horizontal air suction and vertical air outlet mode, but the structure has the following defects:
(1) the oil mist recovery machine air guide port is positioned at the top of the second air chamber and is directly communicated with the second air chamber, after being sucked from the first air chamber, the air is directly upwards pushed and lifted into the second filtering unit, the flow path of the air in the second air chamber is short, the retention time is short, the air guide in the second air chamber is not uniform enough, and the utilization of the wind is not sufficient enough;
(2) the turbine diversion fan is directly exposed under the second filtering unit, and oil, water, dust and the like filtered by the second filtering unit easily enter the turbine diversion fan to corrode or abrade internal elements of the turbine diversion fan, so that the service life of the turbine diversion fan is influenced.
The oil storage tank of the existing oil mist recoverer is arranged at the bottom of the frame, so that an oil storage bottle is not convenient to replace or clean.
SUMMERY OF THE UTILITY MODEL
The applicant aims at the defects of the existing oil mist recoverer, and provides an oil mist recovery device with a reasonable structure, so that the utilization rate of wind is improved, and the filtering efficiency is improved; the housing is adopted to protect the fan and prolong the service life of the fan; the arrangement of the underframe is convenient for replacing or cleaning the oil storage bottle.
The technical scheme adopted by the utility model is as follows:
an air inlet pipe is arranged on the side surface of a shell, an air outlet is arranged on the top surface of the shell, a front air cavity and a rear air cavity which are communicated are arranged in the shell, the front air cavity is communicated with the air inlet pipe, and the rear air cavity is communicated with the air outlet;
the rear air cavity is internally provided with a fan, the periphery of the fan is sleeved with a housing, a buffer cavity is formed between the housing and the fan, and the buffer cavity is communicated with the rear air cavity.
As a further improvement of the above technical solution:
a first partition board is arranged in the shell and divides an inner cavity of the shell into a front air cavity and a rear air cavity, an air suction opening is formed in the first partition board and faces the fan, and an air guide ring is inserted into the air suction opening and communicated with the front air cavity and the rear air cavity; the air guide ring is provided with an air guide part and a connecting part, the air guide part is an inwards concave arc-shaped plate, and the connecting part is fixed on the first partition plate through a fastening piece.
The fan is provided with a hollow rotary drum, a plurality of fan blades are uniformly arranged on the periphery of the rotary drum along the circumferential direction, a front baffle and a rear baffle are arranged on two sides of each fan blade, and an air outlet is formed among the adjacent fan blades and the front baffle and the rear baffle; the front baffle is an inwards concave arc-shaped plate and is provided with an air inlet.
The air guide part of the air guide ring extends into an air inlet of a front baffle of the fan, and the arc of the air guide part and the arc of the front baffle are arranged oppositely to form a U-shaped flow guide surface.
A second clapboard is arranged in the shell and is separated from the first clapboard, the second clapboard is an L-shaped plate, the top edge of the second clapboard is fixed on the top plate of the shell, the horizontal outer side edge of the second clapboard is fixed on the rear side plate of the shell, and the rear upper side of the rear air cavity of the second clapboard is separated into an accommodating cavity; the fan is connected with the motor, and the motor is arranged in the accommodating cavity; the rear side plate of the shell is provided with a heat dissipation plate corresponding to the containing cavity.
The housing is provided with a cylindrical outer housing plate, the front side edge of the outer housing plate is provided with a front housing plate, the rear side edge of the outer housing plate is provided with a rear connecting plate, the rear connecting plate is fixed on the second partition plate through a connecting plate assembly, and the connecting plate assembly covers the rear side surface of the housing; the inner side of the front cover plate is provided with an inner ring which extends into the housing along the axial direction; the front cover plate and the inner ring are sleeved on the periphery of the front baffle of the fan and the air guide part of the air guide ring, and intervals are arranged between the front cover plate and the inner ring as well as between the front baffle and the air guide ring to form an air outlet channel; the lower side of the outer cover plate is provided with an opening.
The bottom plate of the shell is a step plate and is provided with a high flat plate part, a low flat plate part and a vertical plate part connected with the high flat plate and the low flat plate, and a low-lying liquid collection area is formed at the lower part of the inner cavity of the shell; the first partition plate extends to the low flat plate part to divide the liquid collecting region into a front liquid collecting region and a rear liquid collecting region, and the front liquid collecting region and the rear liquid collecting region are respectively positioned at the bottoms of the front air cavity and the rear air cavity; the lower flat plate part is provided with a first oil outlet and a second oil outlet corresponding to the front liquid collecting area and the rear liquid collecting area respectively; the vertical plate part is connected with the low flat plate part through the arc plate part, and an arc guide plate is arranged between the low flat plate part and the left side plate of the shell.
A first filter element is arranged in the air inlet pipe along the radial direction; a second filter element is vertically arranged in the front air cavity; a third filter element is arranged at the top of the rear air cavity and below the air outlet; the first filter element and the second filter element are metal filter pieces, and the third filter element is filter cotton.
A micro-pressure meter is arranged on the side surface of the shell and near the third filter element, and the micro-pressure meter is communicated with the rear air cavity.
The shell is arranged on the underframe, a placing box is arranged in a frame body of the underframe, a first oil storage bottle and a second oil storage bottle are arranged in the placing box, the first oil storage bottle is communicated with the front liquid collecting area through a pipeline, and the second oil storage bottle is communicated with the rear liquid collecting area through a pipeline; the left side and the right side of the frame body are covered with cover plates, and the cover plates are provided with observation windows; the front and back sides of the frame body are respectively provided with a front door and a back door; the bottom of the frame body is provided with a roller.
The utility model has the following beneficial effects:
(1) the housing is arranged outside the fan, so that on one hand, the housing provides a protection effect for the fan, the fan is prevented from being exposed under the air outlet, oil, water or dust is prevented from entering the fan, internal elements of the fan are protected, and the service life of the fan is prolonged; on the other hand, a buffer cavity is formed at the periphery of the fan, air flow from the fan enters the buffer cavity firstly, flows into the rear air cavity from the air outlet channel after being uniformly distributed in the buffer cavity, the distribution uniformity of the air flow is improved, the flowing resistance of the air flow can be reduced, the air flow can flow more smoothly, the air flow can form rotational flow in the buffer cavity, oil, water, dust and the like in the air flow can be thrown onto the inner wall surface of the housing under the action of centrifugal force to realize filtration in the rotating process of the air flow, namely the buffer cavity can carry out third filtration on all the air flow sucked by the fan, and the filtration efficiency is improved while the utilization efficiency of the air is improved;
(2) the air guide part of the air guide ring extends into an air inlet of the front baffle of the fan, so that the air flow guided in by the air guide ring is ensured to completely flow into the fan, and the utilization efficiency of the wind is improved; the arc of the air guide part and the arc of the front baffle are oppositely arranged to form a U-shaped air guide surface, so that the air guide part has the air guide effect on air flow, the air flow resistance is reduced, and the air flow is smoother;
(3) the rear side plate of the shell is provided with a heat dissipation plate, and the heat dissipation plate can dissipate heat in the accommodating cavity, so that elements arranged in the accommodating cavity are prevented from being burnt out due to overhigh temperature;
(4) the front cover plate and the inner ring of the housing are respectively provided with a space between the front baffle plate and the air guide ring to form an air outlet channel, air flow in the buffer cavity flows into the rear air cavity through the air outlet channel, the inner ring can better guide the air flow outwards while increasing the strength of the front cover plate, the air flow resistance is reduced, and the air flow is smoother. The lower side of the outer cover plate is provided with an opening which can discharge oil, water liquid or dust and the like filtered out from the housing downwards into a rear liquid collecting area, so that filtered residual liquid is prevented from being deposited in the housing; the outer flanging of the outer cover plate inclines downwards in an inclined way, so that the downward flowing of the filtered residual liquid is facilitated. The handle of the outer cover plate is used for extracting the housing, so that the housing is convenient to disassemble and assemble;
(5) the arc plates at the two edges of the low flat plate part of the bottom plate of the shell have a flow guiding effect on the filtered residual liquid, so that the filtered residual liquid can be guided to the oil outlet, and the residual liquid is prevented from being deposited in the shell. The second filter element is arranged at the rear end part of the high flat plate part of the bottom plate, and the filtered residual liquid can directly flow downwards along the vertical plate part, so that the residual liquid is prevented from being deposited on the high flat plate part;
(6) the air inlet pipe is provided with a first filter element, the front air cavity is internally provided with a second filter element, the air outlet of the rear air cavity is also provided with a last filter element, all oil mist can be isolated and recovered through the filtering treatment of the plurality of filter elements, and the filtering efficiency is high. The first filter element and the second filter element are metal filter pieces, and can be used for a long time after being cleaned, so that the replacement cost is saved. The last filter element is filter cotton, so that oil mist can be completely isolated, and the filtering efficiency is high;
(7) the micro-pressure gauge is used for detecting the pressure at the top of the rear air cavity and monitoring the wind resistance in the rear air cavity through pressure detection so as to replace the third filter element in time;
(8) the cover plate of the bottom frame is provided with an observation window, and the oil quantity condition recovered by the first oil storage bottle and the second oil storage bottle can be observed in real time through the observation window. Both sides all are provided with the door around the chassis, make things convenient for the operator to operate from arbitrary one side, are convenient for more store up oil bottle, clearance and place inside case or the support body. The rollers at the bottom of the frame body facilitate the movement of the device, and the device is placed at a designated position.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a cut-away view of the present invention, with the arrows showing the flow direction.
Fig. 3 is a perspective view of the fan.
Fig. 4 is a perspective view of the wind guide ring.
Fig. 5 is a perspective view of the cover.
Fig. 6 is a cross-sectional view of the cover.
Fig. 7 is an enlarged view of a portion a in fig. 6.
In the figure: 1. a housing; 11. an air inlet pipe; 12. an air outlet; 13. a base plate; 131. a high flat plate portion; 132. a lower flat plate portion; 1321. a first oil outlet hole; 1322. a second oil outlet hole; 133. a vertical plate portion; 14. a first separator; 15. a second separator; 16. a baffle; 17. a heat dissipation plate; 2. a fan; 21. a rotating drum; 22. a fan blade; 23. a front baffle; 24. a tailgate; 25. an air inlet; 26. an air outlet; 3. a wind guide ring; 31. a wind guide part; 32. a connecting portion; 4. a housing; 41. an outer cover plate; 411. flanging; 42. a front cover plate; 43. a rear connecting plate; 44. an inner ring; 45. an opening; 46. a handle; 5. a first filter element; 6. a second filter element; 7. a third filter element; 8. a micro-pressure meter;
9. a chassis; 91. a frame body; 92. placing a box; 93. a first oil storage bottle; 94. a second oil storage bottle; 95. a cover plate; 96. a front door; 97. a rear door; 98. a roller;
10. a front air cavity; 101. a front liquid collection area; 20. a rear air cavity; 201. a post-catchment zone; 30. an accommodating chamber; 40. a buffer chamber.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 and 2, the recovery device of the present invention is provided on the top surface of the bottom frame 9.
As shown in fig. 1 and 2, an air inlet pipe 11 is provided on the front side surface of a casing 1 of the recovery device, and an air outlet 12 is provided on the top surface of the casing 1. As shown in fig. 2, a first filter element 5 is vertically arranged in the air inlet pipe 11 along a radial direction, and the first filter element 5 is a metal screen and can perform a first filtering process on the sucked air flow.
As shown in fig. 2, a first partition plate 14 and a second partition plate 15 are arranged in the casing 1 at intervals from front to back, the first partition plate 14 and the second partition plate 15 divide the inner cavity of the casing 1 into a front air cavity 10, a back air cavity 20 and an accommodating cavity 30, the front air cavity 10 is communicated with the air inlet pipe 11, and the back air cavity 20 is communicated with the air outlet 12. The first partition 14 is a vertical plate, the top edge of which is fixed to the top plate of the housing 1 and the bottom edge of which is fixed to the bottom plate 13 of the housing 1. The second partition 15 is an L-shaped plate, the top edge of which is fixed to the top plate of the housing, and the horizontal outer side edge of which is fixed to the rear side plate of the casing 1, so as to partition the accommodating chamber 30 at the rear upper side of the rear air chamber 20, so that the rear air chamber 20 forms an L-shaped chamber. The rear side plate of the housing 1 is fixedly provided with a heat dissipation plate 17 at a position corresponding to the accommodating cavity 30, and the heat dissipation plate 17 can dissipate heat in the accommodating cavity 30 to avoid burning out elements installed in the accommodating cavity 30 due to overhigh temperature. The bottom plate 13 of the casing 1 is a step plate with a step, and comprises a high flat plate part 131, a low flat plate part 132 and a vertical plate part 133 connected with the high flat plate and the low flat plate, a low-lying area is formed between the vertical plate part 133 and the left side plate of the casing 1 at the lower part of the inner cavity of the casing 1, and the low-lying area becomes a liquid collecting area for collecting filtered residual liquid; the bottom edge of the first partition 14 extends downward to the lower plate portion 132 to divide the liquid collecting region into a front liquid collecting region 101 and a rear liquid collecting region 201, and the front liquid collecting region 101 and the rear liquid collecting region 201 are respectively located at the bottoms of the front air cavity 10 and the rear air cavity 20. The lower plate portion 132 is provided with a first oil outlet 1321 and a second oil outlet 1322 corresponding to the front liquid collecting area 101 and the rear liquid collecting area 201, and the first oil outlet 1321 and the second oil outlet 1322 are respectively used for discharging the filtered residual liquid of the front liquid collecting area 101 and the filtered residual liquid of the rear liquid collecting area 201. The vertical plate part 133 is connected with the low flat plate part 132 through an arc plate part, a guide plate 16 is arranged at the connection part of the low flat plate part 132 and the left side plate of the shell 1, and the guide plate 16 is an arc plate; the arc plates at the two edges of the low flat plate part 132 have a flow guiding effect on the filtered residual liquid, so that the filtered residual liquid can be guided to the oil outlet, and the residual liquid is prevented from being deposited in the shell 1.
As shown in fig. 2, a second filter element 6 is vertically arranged in the front air cavity 10, and the second filter element 6 is made of aluminum type aluminum material and can perform a second filtering on the air flow. The second filter element 6 is disposed at the rear end of the high flat plate portion 131, and the residual liquid filtered by the second filter element can directly flow downward along the vertical plate portion 133, so as to prevent the residual liquid from depositing on the high flat plate portion 131.
As shown in fig. 2, a fan 2 is disposed in the rear air cavity 20 and right below the air outlet 12, the fan 2 is connected to a motor via a driving shaft, and the motor is disposed in the accommodating cavity 30 (the motor and the connection manner with the fan 2 are not shown in the figure). An air suction opening is formed in the first partition plate 14 and faces the fan 2, an air guide ring 3 is inserted into the air suction opening, and the fan 2 sucks external air through the air guide ring 3. As shown in fig. 2 and 3, the blower 2 has a rotary drum 21, the rotary drum 21 is a closed hollow cylinder, a plurality of fan blades 22 are uniformly arranged on the periphery of the rotary drum 21 along the circumferential direction, a front baffle 23 and a rear baffle 24 are respectively fixed on the front and rear sides of the fan blades 22, the front baffle 23 is an inward-concave arc-shaped plate, an air inlet 25 is arranged in the center of the front baffle 23, the rear baffle 24 is a vertical flat plate and extends inwards to connect to the rotary drum 21, and an air outlet 26 is formed between adjacent fan blades 22 and the front and rear baffles 23, 24. As shown in fig. 4, the air guiding ring 3 has an air guiding portion 31 and a connecting portion 32, the air guiding portion 31 is an inward concave arc-shaped plate, as shown in fig. 3, the rear end portion of the air guiding portion 31 extends into the air inlet 25 of the front baffle 23 of the fan 2, so that it is ensured that all the air flow guided by the air guiding ring 3 flows into the fan 2, which is beneficial to improving the utilization efficiency of the wind; the arc of the air guiding part 31 is opposite to the arc of the front baffle 23 to form a U-shaped air guiding surface, which guides the air flow, reduces the air flow resistance and makes the air flow smoother. The connecting portion 32 of the air guide ring 3 is fixed to the first partition 14 by a fastener.
As shown in fig. 2, a housing 4 is sleeved on the periphery of the fan 2, a buffer cavity 40 is formed between the housing 4 and the fan 2, the housing 4 is fixed on the second partition 15 through a connecting plate assembly, an air outlet channel is formed between the housing 4 and the fan 2, and the buffer cavity 40 is communicated with the rear air cavity 20 through the air outlet channel; the housing 4 is arranged outside the fan 2, on one hand, the housing 4 provides a protection effect for the fan 2, the fan 2 is prevented from being exposed under the air outlet 12, oil, water or dust is prevented from entering the fan 2, internal elements of the fan 2 are protected, and the service life of the fan 2 is prolonged; on the other hand forms cushion chamber 40 in fan 2 periphery, the air current that fan 2 came out gets into cushion chamber 40 earlier, flow into back air cavity 20 from the air-out passageway after evenly distributed in cushion chamber 40 again, more be favorable to improving the distribution uniformity of air current, can also reduce the resistance that the air current flows, it is more smooth and easy to make the air current flow, and the air current can form the whirl in cushion chamber 40, the air current is at rotatory in-process, fluid in the air current, water liquid or dust etc. also can be got rid of under the effect of centrifugal force and realize filtering on 4 internal faces of housing, cushion chamber 40 can carry out the third to filtering to all air currents that fan 2 inhales promptly, when improving the utilization efficiency of wind, the filtration efficiency has more been improved.
As shown in fig. 5, the housing 4 has a cylindrical housing plate 41, a front cover plate 42 is attached to a front side of the housing plate 41, a rear connecting plate 43 is attached to a rear side of the housing plate 41, and the rear connecting plate 43 of the housing 4 is fixedly connected to the connecting plate assembly, and is fixed to the second partition 15 by the connecting plate assembly, which is covered on a rear side of the housing 4. The front cover plate 42 is a circular ring flat plate, the outer edge of the front cover plate is connected with the outer cover plate 41, the inner edge of the front cover plate is provided with an inner ring 44, and the inner ring 44 is perpendicular to the front cover plate 42 and extends into the housing 4 along the axial direction; as shown in fig. 3, the front cover plate 42 and the inner ring 44 of the housing 4 are sleeved on the peripheries of the front baffle 23 of the fan 2 and the air guiding portion 31 of the air guiding ring 3, and the front cover plate 42 and the inner ring 44 are spaced from the front baffle 23 and the air guiding ring 3 to form an air outlet channel, through which the air flow in the buffer cavity 40 flows into the rear air cavity 20, and the inner ring 44 can better guide the air flow outwards while increasing the strength of the front cover plate 42, thereby reducing the air flow resistance and making the air flow smoother. As shown in fig. 5 to 7, the outer cover plate 41 is formed by bending a strip-shaped lath into a circle, after the strip-shaped lath is bent into a circle, two opposite edges of the strip-shaped lath are positioned at the lower side, the two opposite edges are not connected, the edge of one side is turned outwards along the radial direction to form a flanging 411, and two edges form openings 45, that is, an opening 45 is formed at the lower side of the housing 4, the opening 45 is communicated with the buffer cavity 40, the opening 45 can discharge oil, water, dust or the like filtered out from the housing 4 downwards into the rear liquid collecting area 201, so as to prevent the filtered residual liquid from depositing in the housing 4; the outward turned edge 411 of the outer cover plate 41 slants downwards in an inclined way, so that the downward flowing of the filtered residual liquid is facilitated. As shown in fig. 5 and 6, the outer peripheral surface of the outer cover plate 41 is further provided with a handle 46 for taking out the cover 4, thereby facilitating the detachment of the cover 4.
As shown in fig. 2, a third filter element 7 is disposed at the top of the rear air chamber 20 below the air outlet 12 for filtering the discharged air flow, and the third filter element 7 is filter cotton for completely isolating the oil mist in the rear air chamber 20. As shown in fig. 1, a micro-pressure gauge 8 is arranged on the left side surface of the housing 1, near the third filter element 7, and at the top of the rear air cavity 20, the micro-pressure gauge 8 is used for detecting the pressure at the top of the rear air cavity 20, and the wind resistance in the rear air cavity 20 is monitored through pressure detection, when the pressure value of the micro-pressure gauge 8 exceeds the rated value, it is indicated that the wind resistance in the rear air cavity 20 is too large, and it is indicated that the density of the third filter element 7 reaches the limit value after the third filter element 7 absorbs oil mist, and the third filter element 7 needs to be replaced in time.
As shown in fig. 2, a placing box 92 is arranged in a frame body 91 of the chassis 9, a first oil storage bottle 93 and a second oil storage bottle 94 are arranged in the placing box 92, the first oil storage bottle 93 is communicated with a front liquid collecting area 101 through a pipeline, the second oil storage bottle 94 is communicated with a rear liquid collecting area 201 through a pipeline, and the front liquid collecting area 101 and the rear liquid collecting area 201 are respectively recovered and stored in the first oil storage bottle 93 and the second oil storage bottle 94. The cover plate 95 covers the left side and the right side of the frame body 91, the observation window is arranged on the cover plate 95, and the oil quantity recovered by the first oil storage bottle 93 and the second oil storage bottle 94 can be observed in real time through the observation window. The preceding, the back both sides face of support body 91 are provided with qianmen 96, back door 97 respectively, fill with the recovered oil after first oil storage bottle 93 and second oil storage bottle 94, can open qianmen 96 or back door 97 and change the oil storage bottle, and chassis 9 front and back both sides all are provided with the door, make things convenient for the operator to operate from arbitrary one side, are convenient for more oil storage bottle, clearance place inside case 92 or support body 91. Four corners of the bottom of the frame body 91 are also provided with rollers 98, so that the device can be conveniently moved and placed at a designated position.
When the air conditioner is in actual use, the motor drives the fan 2 to rotate, external air is sucked from the air inlet pipe 11, enters the front air cavity 10 after being subjected to first filtering by the first filtering element 5, enters the fan 2 from the air guide ring 3 after being filtered by the second filtering element 6 in the front air cavity 10, enters the buffer cavity 40 from the air outlet 26 of the fan 2, enters the rear air cavity 20 from the air outlet channel after being uniformly distributed in the buffer cavity 40 and subjected to third filtering, then flows through the third filtering element 7, is subjected to last filtering, and is discharged outside from the air outlet 12; the residual liquid filtered from the front air cavity 10 and the rear air cavity 20 respectively flows to the oil storage bottle through pipelines to be recovered.
The foregoing description is illustrative of the present invention and is not to be construed as limiting thereof, as the utility model may be modified in any manner without departing from the spirit thereof.
Claims (10)
1. The utility model provides an oil mist recovery unit, casing (1) side sets up intake pipe (11), and casing (1) top surface sets up gas outlet (12), its characterized in that: a front air cavity (10) and a rear air cavity (20) which are communicated are arranged in the shell (1), the front air cavity (10) is communicated with an air inlet pipe (11), and the rear air cavity (20) is communicated with an air outlet (12);
a fan (2) is arranged in the rear air cavity (20), a housing (4) is sleeved on the periphery of the fan (2), a buffer cavity (40) is formed between the housing (4) and the fan (2), and the buffer cavity (40) is communicated with the rear air cavity (20).
2. The oil mist recovery device according to claim 1, characterized in that: a first partition plate (14) is arranged in the shell (1), the inner cavity of the shell (1) is divided into a front air cavity (10) and a rear air cavity (20) by the first partition plate (14), an air suction opening is formed in the first partition plate (14) and is opposite to the fan (2), an air guide ring (3) is inserted into the air suction opening, and the air guide ring (3) is communicated with the front air cavity (10) and the rear air cavity (20); the air guide ring (3) is provided with an air guide part (31) and a connecting part (32), the air guide part (31) is an inwards concave arc-shaped plate, and the connecting part (32) is fixed on the first partition plate (14) through a fastening piece.
3. The oil mist recovery device according to claim 1, characterized in that: the fan (2) is provided with a hollow rotary drum (21), a plurality of fan blades (22) are uniformly arranged on the periphery of the rotary drum (21) along the circumferential direction, a front baffle (23) and a rear baffle (24) are arranged on two sides of each fan blade (22), and an air outlet (26) is formed between each adjacent fan blade (22) and each front baffle (23) and each rear baffle (24); the front baffle (23) is an inwards concave arc-shaped plate, and the front baffle (23) is provided with an air inlet (25).
4. The oil mist recovery apparatus according to claim 2 or 3, wherein: the air guide part (31) of the air guide ring (3) extends into the air inlet (25) of the front baffle (23) of the fan (2), and the arc of the air guide part (31) is opposite to the arc of the front baffle (23) to form a U-shaped flow guide surface.
5. The oil mist recovery device according to claim 1, characterized in that: a second partition plate (15) is arranged in the shell (1) and is spaced from the first partition plate (14), the second partition plate (15) is an L-shaped plate, the top edge of the second partition plate is fixed on the top plate of the shell, the horizontal outer side edge of the second partition plate is fixed on the rear side plate of the shell (1), and an accommodating cavity (30) is formed in the second partition plate (15) at the rear upper side of the rear air cavity (20); the fan (2) is connected with a motor, and the motor is arranged in the accommodating cavity (30); the rear side plate of the shell (1) is provided with a heat dissipation plate (17) corresponding to the containing cavity (30).
6. The oil mist recovery device according to claim 1, characterized in that: the housing (4) is provided with a cylindrical outer housing plate (41), the front side edge of the outer housing plate (41) is provided with a front housing plate (42), the rear side edge of the outer housing plate (41) is provided with a rear connecting plate (43), the rear connecting plate (43) is fixed on the second partition plate (15) through a connecting plate component, and the connecting plate component is covered on the rear side surface of the housing (4); an inner ring (44) is arranged on the inner side of the front cover plate (42), and the inner ring (44) axially extends into the housing (4); the front cover plate (42) and the inner ring (44) are sleeved on the peripheries of the front baffle (23) of the fan (2) and the air guide part (31) of the air guide ring (3), and gaps are formed between the front cover plate (42) and the inner ring (44) and between the front baffle (23) and the air guide ring (3) to form an air outlet channel; an opening (45) is arranged at the lower side of the outer cover plate (41).
7. The oil mist recovery device according to claim 1, characterized in that: the bottom plate (13) of the shell (1) is a stepped plate and is provided with a high flat plate part (131), a low flat plate part (132) and a vertical plate part (133) connected with the high flat plate and the low flat plate, and a low-lying liquid collection area is formed at the lower part of the inner cavity of the shell (1); the first partition plate (14) extends to the low flat plate part (132) to divide the liquid collection area into a front liquid collection area (101) and a rear liquid collection area (201), and the front liquid collection area (101) and the rear liquid collection area (201) are respectively positioned at the bottoms of the front air cavity (10) and the rear air cavity (20); a first oil outlet hole (1321) and a second oil outlet hole (1322) are formed in the low flat plate part (132) corresponding to the front liquid collecting area (101) and the rear liquid collecting area (201) respectively; the vertical plate part (133) is connected with the low flat plate part (132) through an arc plate part, and an arc guide plate (16) is arranged between the low flat plate part (132) and the left side plate of the shell (1).
8. The oil mist recovery device according to claim 1, characterized in that: a first filter element (5) is arranged in the air inlet pipe (11) along the radial direction; a second filter element (6) is vertically arranged in the front air cavity (10); a third filter element (7) is arranged at the top of the rear air cavity (20) and below the air outlet (12); the first filter element (5) and the second filter element (6) are metal filter pieces, and the third filter element (7) is filter cotton.
9. The oil mist recovery device according to claim 1, characterized in that: a micro-pressure gauge (8) is arranged on the side surface of the shell (1) and near the third filter element (7), and the micro-pressure gauge (8) is communicated with the rear air cavity (20).
10. The oil mist recovery device according to claim 1, characterized in that: the shell (1) is arranged on the bottom frame (9), a placing box (92) is arranged in a frame body (91) of the bottom frame (9), a first oil storage bottle (93) and a second oil storage bottle (94) are arranged in the placing box (92), the first oil storage bottle (93) is communicated with the front liquid collecting area (101) through a pipeline, and the second oil storage bottle (94) is communicated with the rear liquid collecting area (201) through a pipeline; the left side and the right side of the frame body (91) are covered with cover plates (95), and the cover plates (95) are provided with observation windows; a front door (96) and a rear door (97) are respectively arranged on the front side surface and the rear side surface of the frame body (91); the bottom of the frame body (91) is provided with a roller (98).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122681792.1U CN216062581U (en) | 2021-11-04 | 2021-11-04 | Oil mist recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122681792.1U CN216062581U (en) | 2021-11-04 | 2021-11-04 | Oil mist recovery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216062581U true CN216062581U (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122681792.1U Active CN216062581U (en) | 2021-11-04 | 2021-11-04 | Oil mist recovery device |
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| Country | Link |
|---|---|
| CN (1) | CN216062581U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113996136A (en) * | 2021-11-04 | 2022-02-01 | 科瑞斯(江门)智能制造有限公司 | Oil mist recovery device |
| CN117182781A (en) * | 2023-11-08 | 2023-12-08 | 湖南中大创远数控装备有限公司 | Inner protection gear grinding machine convenient for oil mist separation |
-
2021
- 2021-11-04 CN CN202122681792.1U patent/CN216062581U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113996136A (en) * | 2021-11-04 | 2022-02-01 | 科瑞斯(江门)智能制造有限公司 | Oil mist recovery device |
| CN117182781A (en) * | 2023-11-08 | 2023-12-08 | 湖南中大创远数控装备有限公司 | Inner protection gear grinding machine convenient for oil mist separation |
| CN117182781B (en) * | 2023-11-08 | 2024-01-23 | 湖南中大创远数控装备有限公司 | Inner protection gear grinding machine convenient for oil mist separation |
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