SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: can receive the oil smoke leaked from the gap and provide an oil smoke exhaust system to maintain the indoor environment.
The utility model provides a technical scheme that its technical problem adopted is: oil smoke discharging system, including oil smoke discharging pipe, with oil smoke discharging pipe can dismantle the check valve of connection, with the fire prevention valve that the connection can be dismantled to the check valve, wherein, the below of fire prevention valve is provided with and connects the oil box, connect the oil box orientation the oil smoke discharging pipe direction extends, makes oil smoke discharging pipe with the junction of check valve the check valve with the junction of fire prevention valve all is located and connects the oil box top.
Furthermore, the oil receiving box is fixedly connected with the fire damper through a connecting piece.
Further, the oil extraction cigarette pipe orientation the surface of check valve one end extends there is connecting portion I, the check valve orientation the surface of oil extraction cigarette pipe one end extend have with connecting portion I matched with connecting portion II, connecting portion I pass through the fastener with connecting portion II fixed connection.
Further, the check valve orientation the surface extension of fire prevention valve one end has connecting portion III, the fire prevention valve towards the surface extension of check valve one end have with connecting portion III matched with connecting portion IV, connecting portion III passes through fastener and connecting portion IV fixed connection.
Furthermore, a plurality of reinforcing ribs are arranged on the outer surface of the oil smoke exhaust pipe at equal intervals.
Further, be equipped with the support in the fume exhaust pipe, the support includes along a plurality of support rings of fume exhaust pipe length direction extension and locates the connecting rod between a plurality of support rings.
Further, the outer surface cover of oil smoke discharging pipe is equipped with sound insulation and heat insulation layer, sound insulation and heat insulation layer's outer surface cover is equipped with the parcel layer, the outer surface cover of parcel layer is equipped with the fixed bed.
Furthermore, the connecting piece is a connecting rope, one end of the connecting rope is connected to the fire damper, and the other end of the connecting rope is provided with a lantern ring; one end of the connecting rope is provided with a lock catch which can be buckled on the lantern ring, and the other end of the connecting rope is connected with the oil receiving box.
Further, the bottom of the oil receiving box is provided with a control valve.
Further, the oil fume exhaust system also comprises an installation frame, and the lower end of the installation frame is bent to form a supporting part.
The utility model has the advantages of it is following: the joint of the fume exhaust pipe and the check valve and the joint of the check valve and the fire-proof valve are both positioned above the oil receiving box. Under the action of gravity, oil drops fall into the oil receiving box from the joint of the oil fume exhaust pipe and the check valve and the joint of the check valve and the fire-proof valve to limit the leakage of the oil drops and maintain the indoor environment; the connecting part I is fixedly connected with the connecting part II through a fastener, and the oil smoke exhaust pipe is stably and reliably connected with the check valve and is convenient and quick to detach; connecting portion III123 passes through fastener and connecting portion IV131 fixed connection, and check valve 12 and fire prevention valve 13 are connected firmly reliably, dismantle convenient and fast.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the internal structure of the concealed bracket of the embodiment shown in FIG. 1;
fig. 3 is a schematic view of one of the viewing angles of the range hood according to the embodiment of the present invention;
FIG. 4 is a schematic view of one of the viewing angles of the check valve of the present invention;
FIG. 5 is a schematic view from the perspective of FIG. 4;
fig. 6 is a schematic view of one of the viewing angles of the fire damper according to the embodiment of the present invention;
fig. 7 is a schematic structural view of a bracket according to an embodiment of the present invention;
FIG. 8 is a schematic structural view of a fume exhaust pipe according to an embodiment of the present invention;
fig. 9 is a schematic view of one of the viewing angles of a connector according to an embodiment of the present invention;
fig. 10 is a schematic view of another perspective of a connector according to an embodiment of the present invention;
fig. 11 is a schematic structural diagram of another view angle according to an embodiment of the present invention;
fig. 12 is a schematic view of a usage scenario according to an embodiment of the present invention.
In the figure: 11-fume exhaust pipe, 111-connecting part I, 112-through hole I, 113-reinforcing rib, 114-bracket, 1141-support ring, 1142-connecting rod, 12-check valve, 121-connecting part II, 122-perforation I, 123-connecting part III, 124-through hole II, 13-fire damper, 131-connecting part IV, 132-perforation II, 14-filter screen, 15-silencer, 16-main pipe, 161-outlet, 17-deflector, 20-connecting piece, 21-connecting rope, 211-lock catch, 22-connecting rope, 221-lantern ring, 30-oil receiving box and 31-control valve; 40-mounting bracket, 41, support part.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Referring to fig. 1, the present embodiment provides a range hood system, which includes a range hood pipe 11, a check valve 12 detachably connected to the range hood pipe 11, and a fire damper 13 detachably connected to the check valve 12, wherein an oil receiving box 30 is disposed below the fire damper 13, and the oil receiving box 30 extends toward the range hood pipe 11, so that the connection between the range hood pipe 11 and the check valve 12, and the connection between the check valve 12 and the fire damper are located above the oil receiving box 30.
Here, the lower side of the fire damper 13 refers to the direction of gravity, and the upper side of the oil receiving box 30 refers to the direction opposite to the direction of gravity. The oil receiving box 30 extends to the lower part of the oil smoke discharge pipe 11. The lower side of the fume exhaust pipe 11 refers to the direction of gravity.
The cooking fume extracting pipe 11 is a hollow cylinder with a square cross section, and as an alternative embodiment, the cross section of the cooking fume extracting pipe 11 can be circular, semicircular or rectangular to adapt to different installation conditions.
Referring to fig. 2, preferably, a filter 14 is disposed in the oil smoke exhaust pipe 13, and the filter 14 is used for adhering oil smoke to reduce the oil smoke from flowing into the outside. The oil smoke discharging pipe 13 is also provided with a silencer 15, and the silencer 15 is used for absorbing the noise generated when the oil smoke discharging pipe 13 works.
In this embodiment, the joint between the range hood 11 and the check valve 12 and the joint between the check valve 12 and the fire damper 13 are both located above the oil receiving box 30. Under the action of gravity, oil drops fall into the oil receiving box 30 from the joint of the oil fume exhaust pipe 11 and the check valve 12 and the joint of the check valve 12 and the fire damper 13, so that the leakage of the oil drops is limited, and the indoor environment is maintained.
Preferably, referring to fig. 3 and 4, the outer surface of the oil smoke discharge pipe 11 facing one end of the check valve 12 extends to form a connection portion I111, the outer surface of the check valve 12 facing one end of the oil smoke discharge pipe 11 extends to form a connection portion II 121 matched with the connection portion I111, and the connection portion I111 is fixedly connected with the connection portion II 121 by a fastener (not shown).
Wherein, the fastener can be screw, rivet, bolt. The connecting portion I111 is provided with a through hole I112, the connecting portion II111 is provided with a through hole I122, and a fastening member (not shown) passes through the through hole I112 and the through hole I122 to fix the connecting portion I111 and the connecting portion II 12.
In this embodiment, connecting portion I111 passes through fastener and connecting portion II 121 fixed connection, and oil extraction cigarette pipe 11 is connected firmly reliably with check valve 12, dismantles convenient and fast.
Preferably, referring to fig. 5 and 6, a connecting portion III123 extends from an outer surface of the check valve 12 facing one end of the fire damper 13, a connecting portion IV131 matched with the connecting portion III123 extends from an outer surface of the check valve 13 facing one end of the check valve 12, and the connecting portion III123 is fixedly connected with the connecting portion IV131 by a fastener (not shown).
Wherein, the fastener can be screw, rivet, bolt. The connecting portion III123 has a through hole II 124, the connecting portion IV131 has a through hole II 132, and a fastening member (not shown) passes through the through hole II 124 and the through hole II 132 to fix the connecting portion III123 and the connecting portion IV 131.
In this embodiment, the connecting portion III123 is fixedly connected with the connecting portion IV131 through a fastener, and the check valve 12 and the fire damper 13 are stably and reliably connected, and are conveniently and quickly detached.
Preferably, referring to fig. 1, a plurality of ribs 113 are provided on the outer surface of the range hood 11 at regular intervals.
In this embodiment, the plurality of ribs 113 are disposed on the outer surface of the fume exhaust pipe 11 at equal intervals to enhance the strength and rigidity of the fume exhaust pipe 11, so as to prolong the service life of the fume exhaust pipe 11.
Preferably, referring to fig. 7 and 8, a bracket 114 is provided in the range hood 11, and the bracket 114 includes a plurality of support rings 1141 extending along a length direction of the range hood 11 and a connection rod 1142 provided between the plurality of support rings 1141.
Wherein the outer diameter of the support ring 1141 is configured to be slightly smaller than the inner diameter of the oil smoke discharge pipe 11.
In this embodiment, a support 114 is disposed in the range hood 11, and the support can provide a radial supporting force to the range hood 11 to prevent the range hood 11 from being deformed by an external force.
Preferably, referring to fig. 9, the outer surface of the range hood pipe 11 is sleeved with a sound-insulating and heat-insulating layer 115, the outer surface of the sound-insulating and heat-insulating layer 115 is sleeved with a wrapping layer 116, and the outer surface of the wrapping layer 116 is sleeved with a fixing layer 117.
Wherein, the fume exhaust pipe 11 is made of stainless steel, the sound-proof and heat-insulating layer 115 is made of glass wool, the wrapping layer 116 is made of aluminum foil, and the fixing layer 117 is made of steel wire mesh.
In this embodiment, the cooperation of the sound-insulating and heat-insulating layer 115, the wrapping layer 116 and the fixing layer 117 enables the oil smoke exhaust pipe 11 to operate stably and reliably.
Specifically, the sound and heat insulating layer 115 is glass wool. The glass wool has the advantages that fibers inside the glass wool are fluffy and staggered, a large number of tiny pores exist, the glass wool is a typical porous sound absorption material, noise generated by friction between the inner wall of the oil smoke exhaust pipe 11 and oil smoke can be absorbed, heat exchange between the inside and the outside of the oil smoke exhaust pipe 11 can be reduced, the oil smoke is prevented from being condensed into the oil smoke exhaust pipe 11, the ventilation efficiency of the oil smoke exhaust pipe 11 is ensured, and the maintenance cost is reduced. The wrapping layer 116 can reinforce the oil smoke exhaust pipe 11 for fixing the sound-proof and heat-insulating layer 115, and has flame-retardant and fireproof effects. The fixing layer 117 fixes the sound-insulating and heat-insulating layer 115 and the wrapping layer 116 to the oil smoke discharge pipe 11.
Preferably, referring to fig. 1 and 2, the oil receiving box 30 is fixedly connected to the fire damper 13 through the connecting member 20.
Wherein, two ends of the connecting piece 20 are respectively connected with the oil smoke discharging pipe 11 and the oil receiving box 30.
In this embodiment, the connecting member 20 connects the oil smoke discharging pipe 11 and the oil receiving box 30, so that the connection is stable and reliable.
Preferably, referring to fig. 10, the connecting member 20 is a connecting rope 21 and a connecting rope 22, one end of the connecting rope 21 is connected to the fire damper 13, and the other end is provided with a lantern ring 211; one end of the connecting rope 22 is provided with a lock catch 221 which can be buckled with the lantern ring 211, and the other end is connected with the oil receiving box 30.
In this embodiment, the collar 221 is connected with the latch 21 in a matching manner, so that the fire damper 13 is firmly and reliably connected with the oil receiving box 30, and the disassembly is convenient and fast.
Preferably, referring to fig. 1, a control valve 31 is disposed at the bottom of the oil receiving box 30.
The bottom of the oil receiving box 30 refers to the end of the oil receiving box 30 close to the bottom surface.
In this embodiment, the control valve 31 is used to open or close the oil receiving box to discharge oil drops collected by the oil receiving box 30.
Preferably, referring to fig. 11, the range hood system further includes a mounting bracket 40, and a lower end of the mounting bracket 40 is bent to form a support portion 41.
Wherein, the lower end of the mounting rack 40 is the end of the mounting rack 40 close to the ground. The mounting bracket 40 is mounted to the stationary surface. The number of the mounting brackets 40 may be two, and two supporting portions 41 are oppositely disposed on the two mounting brackets 40 to support the fume exhaust pipe 11.
In this embodiment, the duct 11 is disposed on the support portion 41 of the mounting bracket 40, so that the fume exhaust pipe 20 can be mounted conveniently and quickly.
Referring to fig. 12, preferably, a plurality of oil smoke exhaust pipes 13 are connected to a main pipe 16, and a baffle 17 is disposed at a connection position of the oil smoke exhaust pipes 13 and the main pipe 16.
Wherein, the flow deflector 17 is made of stainless steel material. The guide vane 17 extends in a curved manner toward the outlet 161 of the main pipe 16.
In this embodiment, the deflector 17 is used to limit and guide the direction of the oil smoke, so that the oil smoke moves to the outlet 161 of the main pipe 16, and the oil smoke discharge pipes 13 are prevented from flowing backward.
Referring to fig. 2 and 12, the directions of the arrows are the direction in which the oil smoke flows in the oil smoke exhaust pipe 13 and the direction in which the oil smoke removing air flow flows in the main pipe 16.
The fire damper 13 is connected to an exhaust outlet of the range hood. When the fan of the range hood works, a pressure difference from the fire damper 13 to the direction of the oil smoke exhaust pipe 11 is generated in the oil smoke exhaust pipe 13, so that the oil smoke sucked into the range hood enters the fire damper 13. The oil smoke flows along the arrow direction under the action of pressure. Part of oil drops in the oil smoke flow out from the joint of the check valve 12 and the fire damper 13 and fall into the oil receiving box 30 under the action of gravity. Part of the oil smoke flows out from the joint of the oil smoke exhaust pipe 11 and the check valve 12 and falls into the oil receiving box 30 under the action of gravity. The other part of the oil smoke is absorbed by the filter screen 14.
The soot-removed air flow moves along the exhaust pipe 11, is guided by the guide vane 17 into the main pipe 16, and is discharged from the outlet 161 of the main pipe 16.