CN219414932U - Lampblack purification device convenient to change filter screen - Google Patents

Abstract

The utility model discloses a lampblack purifying device convenient for replacing a filter screen, which comprises a shell, wherein a driving shell is connected and arranged at the top end of the shell, a fan is connected and arranged in the driving shell, a smoke guide pipe is connected and arranged at the output end of the fan, a smoke guide pipe is connected and arranged at the input end of the fan, the smoke guide pipe is communicated with the shell, a filter frame is detachably connected and arranged at the bottom end of the shell, a filter screen is connected and arranged in the filter frame in an inclined manner, inserted bars are respectively connected and arranged at two sides of the bottom end of the filter frame, a slot and a hanging plate are connected and arranged at the bottom of the rear side of the shell, an oil receiving groove with an open top is hung on the hanging plate, and limit grooves are respectively connected and arranged at two sides of the top end of the filter frame. Compared with the prior art, the utility model has the advantages that: the filter screen is convenient to detach and replace, waste oil is convenient to collect, and waste heat recovery is convenient.

Description

Lampblack purification device convenient to change filter screen

Technical Field

The utility model relates to the technical field of oil fume purification, in particular to an oil fume purification device convenient for replacing a filter screen.

Background

The kitchen appliance is installed above the kitchen stove, can rapidly pump away waste burnt by the stove and oil smoke harmful to human bodies in the cooking process, and is discharged out of the room, and meanwhile, the oil smoke is condensed and collected, so that pollution is reduced, air is purified, and the kitchen appliance has the safety guarantee effects of gas protection and explosion prevention; the existing range hood filter screen is installed through a locking screw, is troublesome to detach and cannot conduct waste heat recovery.

Disclosure of Invention

The utility model aims to overcome the technical defects and provide the oil fume purifying device which is convenient for replacing the filter screen, convenient for collecting waste oil and convenient for recovering waste heat.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a lampblack purification device convenient to change filter screen, includes the casing, the connection of casing top is equipped with the drive shell, the drive shell is connected and is equipped with the fan in, the output connection of fan is equipped with the flue gas delivery tube, the input connection of fan is equipped with the flue gas ingress pipe, flue gas ingress pipe and casing intercommunication, the connection is equipped with the filter frame can be dismantled to the casing bottom, the filter frame slope sets up, the filter frame in-connection is equipped with the filter screen, filter frame bottom both sides are connected respectively and are equipped with the inserted bar, casing rear side bottom is connected and are equipped with slot and link plate, the link plate is last to be hung and to be equipped with the open oil groove that connects in top, the filter frame top both sides are connected respectively and are equipped with the spacing groove, the connection of casing front side top is equipped with control panel, casing front side bottom both sides sliding connection is equipped with the draw-in lever with the spacing groove matched with, the casing front side is connected and is equipped with the driving piece that can drive the draw-in lever, be equipped with waste heat recovery device in the inboard connection of filter frame.

Compared with the prior art, the utility model has the advantages that: the fan is started to suck the generated oil fume into the shell, the filter screen physically separates dirt groups with large particle sizes in the oil fume, oil drops with large particles flow into the oil receiving groove under the action of self gravity, oil in the oil receiving groove can be cleaned regularly, the heat carried by the fume is recycled through the waste heat recycling device and then is led into the fume inlet pipe, and then led out through the fume outlet pipe; when oil stain is solidified and then piled up on the filter screen, the filter frame needs to be disassembled and replaced, the clamping rods can be driven by the driving piece to be close to each other, the clamping rods are not matched with the limiting grooves, the inserted bars at the other end of the filter screen can be taken out from the slots, and the filter screen is convenient to replace.

Further, the flue gas delivery pipe is connected with a one-way valve, and the arrangement of the one-way valve prevents gas from flowing back into the shell through the flue gas delivery pipe to influence the suction efficiency.

Further, the link plate is L type structure, connect on the oil bath be equipped with link plate free end complex U type connecting plate, U type connecting plate is close to oil bath one end downward sloping setting, and the cooperation through link plate free end and U type connecting plate is convenient to be hung the oil bath and is connect in the casing bottom, conveniently collect the fluid that the filter screen was converged, avoids polluting the top of a kitchen range.

Further, the driving piece includes the driving chamber, the driving chamber internal rotation connection is equipped with two-way lead screw, two-way lead screw middle part connection is equipped with first bevel gear, connect on the first bevel gear be equipped with the second bevel gear of first bevel gear meshing, second bevel gear internal connection is equipped with the pivot, the pivot rotates and runs through the casing front side and be equipped with the knob in end connection, two sides of two-way lead screw are equipped with the sliding sleeve through threaded connection respectively, connect on the sliding sleeve and are equipped with the slide bar, the driving chamber bottom both sides are connected respectively and are equipped with the spout with slide bar matched with, the slide bar runs through the spout and in end connection clamping bar, through rotating the knob, the knob drives second bevel gear through the pivot, and the second bevel gear drives two-way lead screw through the meshing with first bevel gear and rotates, and two-way lead screw drives the slide bar through threaded connection and slide along the spout, and then is convenient for dismantle or install the filter frame top through slide bar drive clamping bar is close to or keep away from each other.

Further, waste heat recovery device locates the recovery pipe in the casing including rotating the connection, the recovery pipe includes the outer tube and cup joints the inner tube and coaxial setting in the outer tube, the inner tube is equipped with heat preservation water tank and extends to in the heat preservation water tank in the outer tube one end intercommunication in the outer tube other end rotation connection, the homonymy the inner tube extends the outer tube and is equipped with the wet return in the tip rotation connection, heat preservation water tank bottom connection is equipped with the immersible pump, the input connection of immersible pump is equipped with the water suction pipe, the wet return is connected to the output of immersible pump, through starting the immersible pump, the immersible pump is leading in the wet return through the water suction pipe with the water in the heat preservation water tank, then is leading in the outer tube through the inner tube, and the outer tube heats through the waste heat in the absorption oil smoke with the water in the inner tube clamp layer, then leads back to the heat preservation water tank, and is convenient for utilize the waste heat to heat water in the heat preservation water tank to heat.

Further, the recovery pipe is spirally arranged in the shell, so that the contact area is conveniently increased, and the waste heat recovery efficiency is improved.

Drawings

Fig. 1 is a schematic structural view of a fume purifying device with a filter screen convenient to replace.

Fig. 2 is a schematic view of a part of a main sectional structure of a fume purifying device which is convenient for replacing a filter screen.

Fig. 3 is a schematic side sectional view of a fume purification device of the present utility model, which facilitates replacement of a filter screen.

Fig. 4 is a schematic cross-sectional view of A-A of fig. 3.

Fig. 5 is a schematic diagram of the structure of fig. 3B.

As shown in the figure: 1. the device comprises a shell, 2, a driving shell, 3, a fan, 4, a smoke guiding pipe, 5, a smoke guiding pipe, 6, a filtering frame, 7, a filter screen, 8, an inserting rod, 9, a slot, 10, a hanging plate, 11, an oil receiving groove, 12, a limiting groove, 13, a control panel, 14, a clamping rod, 15, a one-way valve, 16, a U-shaped connecting plate, 17, a driving cavity, 18, a two-way screw rod, 19, a first bevel gear, 20, a second bevel gear, 21, a knob, 22, a sliding sleeve, 23, a sliding rod, 24, a sliding groove, 25, a recycling pipe, 26, an outer pipe, 27, an inner pipe, 28, a heat preservation water tank, 29, a water return pipe, 30 and a submersible pump.

Detailed Description

The present utility model will be described in further detail with reference to fig. 1-5.

As shown in fig. 3, the fume purification device convenient for replacing a filter screen comprises a shell 1, a driving shell 2 is connected and arranged at the top end of the shell 1, a fan 3 is connected and arranged in the driving shell 2, a fume guiding pipe 4 is connected and arranged at the output end of the fan 3, a one-way valve 15 is connected and arranged on the fume guiding pipe 4, a fume guiding pipe 5 is connected and arranged at the input end of the fan 3, the fume guiding pipe 5 is communicated with the shell 1, a filter frame 6 is detachably connected and arranged at the bottom end of the shell 1, the filter frame 6 is obliquely arranged, a filter screen 7 is connected and arranged in the filter frame 6, a plug rod 8 is respectively connected and arranged at two sides of the bottom end of the filter frame 6, a slot 9 and a hanging plate 10 are connected and arranged at the bottom of the rear side of the shell 1, a U-shaped connecting plate 16 matched with the free end of the hanging plate 10 is connected and arranged on the hanging plate 10 in an L-shaped structure, and the U-shaped connecting plate 16 is obliquely arranged near one end of the connecting plate 11; as shown in fig. 4, two sides of the top end of the filtering frame 6 are respectively connected with a limit groove 12, the top of the front side of the housing 1 is connected with a control panel 13, two sides of the bottom end of the front side of the housing 1 are slidably connected with a clamping rod 14 matched with the limit groove 12, the front side of the housing 1 is connected with a driving piece capable of driving the clamping rod 14, the driving piece comprises a driving cavity 17, the driving cavity 17 is rotationally connected with a bidirectional screw rod 18, the middle part of the bidirectional screw rod 18 is connected with a first bevel gear 19, the first bevel gear 19 is connected with a second bevel gear 20 meshed with the first bevel gear 19, a rotating shaft is connected with the second bevel gear 20, the rotating shaft rotates to penetrate through the front side of the housing 1 and is connected with a knob 21 at the end, two sides of the bidirectional screw rod 18 are respectively connected with a sliding sleeve 22 through threads, two sides of the sliding sleeve 22 are connected with a sliding rod 23, two sides of the bottom end of the driving cavity 17 are respectively connected with a sliding groove 24 matched with the sliding rod 23, and the sliding rod 23 penetrates through the sliding groove 24 and is connected with the clamping rod 14 at the end; as shown in fig. 1 and 2, a waste heat recovery device is connected and arranged at the inner side of the filtering frame 6 in the casing 1, the waste heat recovery device comprises a recovery pipe 25 rotationally connected and arranged in the casing 1, the recovery pipe 25 is spirally arranged in the casing 1, the recovery pipe 25 comprises an outer pipe 26 and an inner pipe 27 sleeved in the outer pipe 26 and coaxially arranged, one end of the inner pipe 27 is communicated with one end of the outer pipe 26, the other end of the outer pipe 26 is rotationally and hermetically connected and provided with a heat preservation water tank 28 and extends into the heat preservation water tank 28, the inner pipe 27 extends out of the outer pipe 26 and is rotationally and hermetically connected and provided with a water return pipe 29 at the end part, the bottom end of the heat preservation water tank 28 is connected and provided with a submersible pump 30, the input end of the submersible pump 30 is connected and provided with a water suction pipe, and the output end of the submersible pump 30 is connected with the water return pipe 29.

When the device is implemented, the fan 3 is started, the generated oil fume is pumped into the shell 1 by the fan 3, the large-particle dirt in the oil fume is separated physically by the filter screen 7, large-particle oil drops flow into the oil receiving groove 11 under the action of self gravity, the oil receiving groove 11 is conveniently hung at the bottom end of the shell 1 by the cooperation of the free end of the hanging plate 10 and the U-shaped connecting plate 16, the converged oil liquid of the filter screen 7 is conveniently collected, the pollution to a cooking bench is avoided, the oil liquid of the oil receiving groove 11 can be cleaned regularly, the flue gas is led into the flue gas leading-in pipe 5 after the waste heat recovery device is used for carrying out waste heat recovery by the heat carried in the flue gas, and then is led out by the flue gas leading-out pipe 4, the air is prevented from flowing back into the shell 1 by the flue gas leading-out pipe 4 to influence the pumping efficiency, the submersible pump 30 is started, the water in the heat preservation water tank 28 is led into the water return pipe 29 by the suction pipe 27, the water in the interlayer of the outer pipe 26 and the inner pipe 27 is heated by the waste heat absorption of the waste heat in the oil fume, and then is led back to the heat preservation water tank 28, and the waste heat in the water tank 28 is conveniently heated by the waste heat recovery pipe 25 in the interlayer of the heat absorption water tank 28, the heat recovery efficiency is arranged in the shell 1, the contact area is increased, the contact area is convenient to be increased, and the waste heat recovery efficiency is improved; when oil stains are solidified and then are piled up on the filter screen 7, the filter frame 6 needs to be disassembled and replaced, the clamping rods 14 are driven by the driving piece to be close to each other, the knob 21 is driven by the rotating shaft to drive the second bevel gear 20 through the rotating shaft, the second bevel gear 20 drives the two-way screw rod 18 to rotate through the first bevel gear 19 which is meshed with the first bevel gear 19, the two-way screw rod 18 drives the sliding rod 23 to slide along the sliding groove 24 through the threaded connection driving sliding sleeve 22, the clamping rods 14 are driven by the sliding rod 23 to be close to or far away from each other to disassemble or install the top end of the filter frame 6, and when the clamping rods 14 are close to each other and are not matched with the limiting groove 12 any more, the inserting rod 8 at the other end of the filter screen 7 can be taken out from the slot 9, so that the filter screen 7 is convenient to replace.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (6)

1. The utility model provides a lampblack purification device convenient to change filter screen, includes casing (1), its characterized in that: the utility model discloses a waste heat recovery device, including casing (1), filter frame (6) slope setting, filter frame (6) in-connection is equipped with filter screen (7), filter frame (6) bottom both sides are connected respectively and are equipped with inserted bar (8), casing (1) rear side bottom is connected and is equipped with slot (9) and link plate (10), link plate (10) are gone up to link and are equipped with open top connect oil groove (11), filter frame (6) top both sides are connected respectively and are equipped with spacing groove (12), casing (1) front side top is connected and is equipped with control panel (13), casing (1) front side bottom both sides sliding connection is equipped with and spacing groove (12) matched with clip lever (14), but be equipped with in filter frame (1) is connected in the drive device (1) front side, but filter frame (14).

2. The oil fume purifying apparatus of claim 1, wherein the filter screen is easily replaced, and wherein: the flue gas delivery pipe (4) is connected with a one-way valve (15).

3. The oil fume purifying apparatus of claim 1, wherein the filter screen is easily replaced, and wherein: the hanging plate (10) is of an L-shaped structure, the oil receiving groove (11) is connected with a U-shaped connecting plate (16) matched with the free end of the hanging plate (10), and one end, close to the oil receiving groove (11), of the U-shaped connecting plate (16) is obliquely arranged downwards.

4. The oil fume purifying apparatus of claim 1, wherein the filter screen is easily replaced, and wherein: the driving piece comprises a driving cavity (17), a bidirectional screw rod (18) is arranged in the driving cavity (17) in a rotating mode, a first bevel gear (19) is arranged in the middle of the bidirectional screw rod (18) in a connecting mode, a second bevel gear (20) meshed with the first bevel gear (19) is arranged on the first bevel gear (19), a rotating shaft is arranged in the second bevel gear (20) in a connecting mode, the rotating shaft rotates to penetrate through the front side of the shell (1) and is provided with a knob (21) in an end portion connecting mode, sliding sleeves (22) are respectively arranged on two sides of the bidirectional screw rod (18) in a threaded mode, sliding rods (23) are arranged on the sliding sleeves (22) in a connecting mode, sliding grooves (24) matched with the sliding rods (23) are respectively arranged on two sides of the bottom end portions of the driving cavity (17), and the sliding rods (23) penetrate through the sliding grooves (24) and are connected with clamping rods (14) in end portions.

5. The oil fume purifying apparatus of claim 1, wherein the filter screen is easily replaced, and wherein: the waste heat recovery device comprises a recovery pipe (25) which is rotationally connected in a shell (1), wherein the recovery pipe (25) comprises an outer pipe (26) and an inner pipe (27) which is sleeved in the outer pipe (26) and is coaxially arranged, one end of the inner pipe (27) is communicated with one end of the outer pipe (26), the other end of the outer pipe (26) is rotationally and hermetically connected with a heat preservation water tank (28) and extends into the heat preservation water tank (28), the inner pipe (27) extends out of the outer pipe (26) and is rotationally and hermetically connected with a water return pipe (29) at the end part, a submersible pump (30) is connected to the bottom end of the heat preservation water tank (28), a water suction pipe is connected to the input end of the submersible pump (30), and the output end of the submersible pump (30) is connected with the water return pipe (29).

6. The oil fume purifying apparatus of claim 5, wherein the filter screen is easily replaced, and wherein: the recovery pipe (25) is spirally arranged in the shell (1).