CN211399922U - Smoke exhaust ventilator - Google Patents

Abstract

The utility model discloses a range hood, comprising a main body, the bottom of main part with there is a suction tube. This smoke ventilator, for traditional technique, has following advantage: through the main part and inhale the cooperation between the cover, smoke ventilator is at the in-process that uses, when meetting the great condition of oil smoke and appearing, can be with the chimney, it all moves down to inhale cover and filter mantle, the folding tube can extend, can make the filter mantle be close to the oil smoke and initiate the position, with the improvement smoking effect, in order to ensure that the user of service does not receive the oil smoke infringement, need not to use coupling hose during, the overall arrangement that can not influence the smoke ventilator simultaneously the aesthetic property of smoke ventilator can be ensured, do benefit to using widely, through inhaling the cover, cooperation between filter mantle and the installation pole, the oil of flow direction filter mantle outer wall bottom can flow into the frid inside and save in order to avoid the drippage pot, the inside jam condition of smoke ventilator that is difficult for appearing appears, do benefit to.

Description

Smoke exhaust ventilator

Technical Field

The utility model relates to a lampblack absorber technical field specifically is a smoke ventilator.

Background

The smoke exhaust ventilator also called as a smoke exhaust ventilator is a kitchen appliance for purifying the kitchen environment, and is installed above a kitchen stove, can rapidly exhaust waste burned by the stove and oil smoke harmful to human bodies generated in the cooking process, and is discharged out of a room, and simultaneously collects the oil smoke in a condensation manner, thereby reducing pollution, purifying air, and having the functions of gas defense and explosion prevention safety guarantee, for example, the patent with the application number of 201820922368.7, comprises a smoke exhaust ventilator main body and a fixed seat, wherein an exhaust chamber is arranged at the upper end of the smoke exhaust ventilator main body, an exhaust fan is arranged in the exhaust chamber, and an air outlet pipe is arranged above the exhaust fan in the exhaust chamber.

Although the suction hood can be adjusted vertically to improve the effect of oil smoke extraction, the design of the connecting hose on the top end of the suction hood is not reasonable enough, if the connecting hose is too short, the adjusting range is limited, the appearance is poor, the overall layout of the range hood is affected, and the range hood is not beneficial to popularization and use.

And the inner wall of the suction cover is not well cleaned during use, oil on the bottom end of the suction cover can flow into the pot possibly to cause damage of dishes in the pot in severe cases, and the bottom end of the suction cover is lack of the filter cover, so that the cleanliness of the inner wall of the pipeline inside the range hood is affected, the internal blockage of the range hood is easy to occur, the range hood is not favorable for long-term use, and the practicability needs to be enhanced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a smoke ventilator to it is reasonable inadequately to solve the coupling hose design on suction cover top that proposes in the above-mentioned background art, if the limited effect of coupling hose short excessively its control range is general, and coupling hose overlength will influence the holistic overall arrangement of lampblack absorber while the aesthetic property is relatively poor, is unfavorable for using widely the problem.

In order to achieve the above object, the utility model provides a following technical scheme: a range hood comprises a main body, wherein a suction barrel is arranged at the bottom end of the main body;

the suction cylinder comprises a square cylinder, a vertical cylinder, a square ring, a folding pipe, a rubber ring, a suction cover and a filter cover;

the top of a square section of thick bamboo links to each other with the bottom stationary phase of main part, a perpendicular section of thick bamboo has been inserted to the inside bottom of a square section of thick bamboo, the outer wall of a perpendicular section of thick bamboo and the inner wall clearance fit of a square section of thick bamboo, the inner wall top rigid coupling of a square section of thick bamboo has the square ring, the bottom rigid coupling of square ring has the folding tube, the bottom and the perpendicular section of thick bamboo of folding tube are fixed to be linked to each other, the fixed cover in outer wall top of a perpendicular section of thick bamboo has the rubber ring, the outer wall of rubber ring and the inner wall interference fit of a square section of thick bamboo, the bottom rigid coupling of a. The range hood has the advantages that the smoking effect is improved, so that the user is protected from being damaged by oil smoke, a connecting hose is not needed in the period, the layout of the range hood is not affected, meanwhile, the attractiveness of the range hood is guaranteed, and the range hood is favorable for popularization and use.

Preferably, the central points of the vertical cylinder and the filter cover are all located on the same horizontal vertical line. When the top end of the vertical cylinder generates suction, the suction can be uniformly generated around the filter cover.

Preferably, the left side and the right side of the top end of the suction cover are both provided with adjusting pieces;

the adjusting rod comprises a supporting plate, a screw rod, a knob and a vertical rod;

the supporting plate is fixedly connected with the left side and the right side of the bottom end of the outer wall of the square barrel respectively, a screw rod is inserted into the outer side of the upper surface of the supporting plate, a part of the screw rod penetrates through the supporting plate, the outer wall of the screw rod is connected with the contact surface of the supporting plate in a threaded mode, the bottom end of the screw rod is connected with the suction cover in a rotating mode through a bearing, the top end of the screw rod is fixedly connected with a knob, two vertical rods are fixedly connected with the left side and the right side of the upper surface of the suction cover respectively, a part of the vertical rods penetrates through the supporting plate. The up-and-down movement of the suction cover can be adjusted by the operator through the forward and reverse rotation of the rotary knob, and the use of the operator is facilitated.

Preferably, the central points of the knob and the screw rod are both positioned on the same horizontal vertical line. The screw rod can concentrically rotate in the rotation process of the knob.

Preferably, an oil support is arranged in the center of the bottom end of the filter cover;

the oil support comprises a square block, a groove plate, a slot and a groove;

the top of square and the bottom center of filter mantle are fixed continuous, open at the lower surface center of square has the slot, the frid has been inserted to the inside of slot, the inner wall of slot and the contact surface interference fit of frid, all open flutedly about the inner wall of slot. Can prevent the oil from falling into the pan and is convenient for the oil to incline.

Preferably, the slot plate is connected with the slot through a mounting rod;

the mounting rod comprises a circular groove, an inclined block, a magnet piece, a conical block, a compression spring, a circular ring and a pull rod;

the lower surface center at the frid is seted up to the circular slot, the sloping block has all been inserted to the inside top left and right sides of circular slot, a part of sloping block runs through frid and groove looks joint, the outer wall of sloping block and the contact surface clearance fit of frid, two the equal rigid coupling in top has the magnet piece between the sloping block, two the bottom is supported tightly between the sloping block has the toper piece, the bottom rigid coupling of toper piece has compression spring, compression spring's bottom rigid coupling has the ring, the outer wall of ring and the inner wall of circular slot are fixed to be linked to each other, the pull rod has been inserted to the lower surface bottom of ring, the pull rod runs through ring and compression spring in proper order and toper piece is fixed to be linked to each other, the outer wall of pull rod and the inner wall clearance fit of ring, the outer wall and the compression spring inner circle clearance fit of pull rod. The installation is dismantled with the frid that can be comparatively convenient.

Preferably, a pull ring is fixedly connected to the bottom end of the pull rod. The pull rod is convenient to pull downwards.

Preferably, the distance between the outer ring of the compression spring and the inner wall of the circular groove is 2-3 mm. So as to ensure that the compression spring can compress or rebound.

Compared with the prior art, the beneficial effects of the utility model are that: this smoke ventilator, for traditional technique, has following advantage: through the main part and inhale the cooperation between the cover, smoke ventilator is at the in-process that uses, when meetting the great condition of oil smoke and appearing, can be with the chimney, cover and the filter mantle all moves down of breathing in, the folding tube can extend, can make the filter mantle be close to the oil smoke and initiate the position, in order to improve the smoking effect, in order to ensure that the user of service does not receive the oil smoke to infringe, need not to use coupling hose during, the overall arrangement of the lampblack absorber can not be influenced while the aesthetic property of lampblack absorber can be ensured, do benefit to and use widely.

Through inhaling the cover, cooperation between filter bowl and the installation pole, have a grade because of the filter bowl, can make the oil flow direction center on the filter bowl outer wall, can reduce oily attached two on the filter bowl outer wall, the clearance of the filter bowl of being convenient for, and the oil of flow direction filter bowl outer wall bottom can flow into the frid inside and save in order to avoid dripping the pot, can reduce the oil and attach to the inside pipeline inner wall oil mass of lampblack absorber simultaneously, the inside jam condition of lampblack absorber appears in difficult appearance, do benefit to the permanent use of lampblack absorber, when the inside more oil of frid need clear up, operating personnel can stimulate the pull rod downwards, can lift the frid off the washing, and is easy and convenient to operate, the practicality can strengthen.

Through the cooperation between square tube, vertical cylinder, suction cover and the regulation pole, operating personnel can adjust reciprocating of suction cover through the positive and negative rotation of rotating the knob, do benefit to operating personnel and use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view showing a connection structure of the square tube, the vertical tube and the folding tube of FIG. 1;

FIG. 3 is a schematic view of the connection of the filter housing, oil retainer and mounting rod of FIG. 1;

FIG. 4 is a schematic view showing a connection structure of the block, the slot plate and the swash block of FIG. 3;

FIG. 5 is a schematic view showing a connection structure of the groove plate, the ring and the compression spring of FIG. 3;

fig. 6 is a schematic view of a connection structure of the square tube, the square ring and the folding tube of fig. 1.

In the figure: 1. the suction cup comprises a main body, 2, a suction barrel, 201, a square barrel, 202, a vertical barrel, 203, a square ring, 204, a folding pipe, 205, a rubber ring, 206, a suction cover, 207, a filter cover, 3, an adjusting piece, 301, a support plate, 302, a screw rod, 303, a knob, 304, a vertical rod, 4, an oil support, 401, a square block, 402, a groove plate, 403, an inserting groove, 404, a groove, 5, a mounting rod, 501, a circular groove, 502, an oblique block, 503, a magnet sheet, 504, a conical block, 505, a compression spring, 506, a circular ring, 507, a pull rod, 6 and a pull ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a smoke exhaust ventilator comprises a main body 1, the main body 1 is a smoke exhaust ventilator main machine, the bottom end of the main body 1 is provided with a suction cylinder 2, the suction cylinder 2 comprises a square cylinder 201, a vertical cylinder 202, a square ring 203, a folding tube 204, a rubber ring 205, a suction cover 206 and a filter cover 207, the top end of the square cylinder 201 is fixedly connected with the bottom end of the main body 1, the square cylinder 201 is communicated with the suction inlet at the inner bottom end of the main body 1, the vertical cylinder 202 is inserted into the inner bottom end of the square cylinder 201, the outer wall of the vertical cylinder 202 is in clearance fit with the inner wall of the square cylinder 201, the square ring 203 is fixedly connected with the top end of the inner wall of the square cylinder 201, the folding tube 204 is mainly made of plastic material and internally provided with a steel wire which can be folded and stretched, the bottom end of the folding tube 204 is fixedly connected with the vertical cylinder 202, the inside of the folding tube 204 is communicated with the square cylinder 201 and the vertical cylinder 202, the rubber ring 205 is fixedly, have certain toughness, the outer wall of rubber ring 205 and the inner wall interference fit of square tube 201, the bottom rigid coupling of vertical tube 201 has the suction cover 206, the outer wall bottom of vertical tube 201 links to each other with the inner wall that sucks cover 206 is fixed, the bottom rigid coupling that sucks cover 206 has filter mantle 207, filter mantle 207 is made for the stainless steel matter that the surface was covered with the through-hole, and filter mantle 207's inside and vertical tube 202 are each other to be linked together, filter mantle 207 has a grade, can make the oily flow direction center on the filter mantle 207 outer wall, be convenient for the clearance of filter mantle 207, vertical tube 202 all is located same horizontal vertical line with the central point of filter mantle 207, when vertical tube 202 top produced suction, can make filter mantle 207 evenly produce suction around.

The left side and the right side of the top end of the suction cover 206 are both provided with adjusting pieces 3, each adjusting piece 3 comprises a support plate 301, a screw rod 302, a knob 303 and a vertical rod 304, the two support plates 301 are fixedly connected with the left side and the right side of the bottom end of the outer wall of the square barrel 201 respectively, the screw rods 302 are inserted into the outer sides of the upper surfaces of the support plates 301, a part of the screw rods 302 penetrate through the support plates 301, the outer walls of the screw rods 302 are in threaded connection with the contact surfaces of the support plates 301, the bottom ends of the screw rods 301 are rotatably connected with the suction cover 206 through bearings, the top ends of the screw rods 302 are fixedly connected with the knob 303, the two vertical rods 304 are fixedly connected with the left side and the right side of the upper surface of the suction cover 206 respectively, a part of the vertical rods 304 penetrates through the support plates 301, the outer walls of the vertical.

The bottom center of filter mantle 207 is equipped with oil and holds in palm 4, oil holds in palm 4 and includes square 401, frid 402, slot 403 and recess 404, the top of square 401 is fixed continuous with the bottom center of filter mantle 207, open at the lower surface center of square 401 has slot 403, slot 403 has been inserted to the inside of slot 403, slot 403's inner wall and frid 402's contact surface interference fit, all open recess 404 about slot 403's the inner wall, the oil attached to on the filter mantle 207 outer wall can flow into inside the frid 402 and store in order to avoid dripping the pot.

The slot plate 402 is connected with the slot 403 through the mounting rod 5, the mounting rod 5 comprises a circular slot 501, an oblique block 502, magnet pieces 503, a conical block 504, a compression spring 505, a circular ring 506 and a pull rod 507, the circular slot 501 is arranged at the center of the lower surface of the slot plate 402, the oblique blocks 502 are inserted into the left side and the right side of the top end of the inner part of the circular slot 501, a part of the oblique block 502 penetrates through the slot plate 402 and is clamped with the groove 404, the outer wall of the oblique block 502 is in clearance fit with the contact surface of the slot plate 402, the magnet pieces 503 are fixedly connected with the top end between the two oblique blocks 502, a certain suction force exists between the two magnet pieces 503, the conical block 504 is tightly connected with the bottom end between the two oblique blocks 502, the compression spring 505 is fixedly connected with the bottom end of the conical block 504, the coefficient of the compression spring 505 is 10-20N/CM, the circular ring 506 is fixedly connected with the bottom end of the compression spring 505, the outer wall of the circular ring, the pull rod 507 penetrates through the circular ring 506 and the compression spring 505 in sequence to be fixedly connected with the conical block 504, the outer wall of the pull rod 507 is in clearance fit with the inner wall of the circular ring 506, the outer wall of the pull rod 507 is in clearance fit with the inner ring of the compression spring 505, a pull ring 6 is fixedly connected to the bottom end of the pull rod 507, the pull rod 507 is conveniently pulled downwards, the distance between the outer ring of the compression spring 505 and the inner wall of the circular groove 501 is 2-3mm, and compression or rebound of the compression spring 505 can be guaranteed.

When the range hood is used, the main body 1 is operated to generate suction at the bottom end of the main body 1, so that the suction at the through holes around the filter cover 207 can be generated to suck oil smoke, during the period, when a situation of large oil smoke occurs, an operator can simultaneously rotate the two knobs 303 clockwise, can enable the two screws 302 to move downwards, namely the vertical cylinder 202, the air suction cover and the filter cover 207 move downwards, the folding pipe 204 can extend, so that the filter cover 207 can be close to an oil smoke initiating position to improve the smoking effect, so as to ensure that a user is not damaged by the oil smoke, when the oil smoke is not large, the knobs 303 can be rotated anticlockwise to restore the vertical cylinder 202, the air suction cover and the filter cover 207, and in the process of long-term use, the oil on the outer wall of the filter cover 207 can flow to the center due to the certain gradient of the filter cover 207, can reduce oily attached two on the filter mantle 207 outer wall, be convenient for the clearance of filter mantle 207, and the oil that flows to filter mantle 207 outer wall bottom can flow into frid 402 inside and save in order to avoid dripping the pot, when the inside oil of frid 402 more needs to be cleared up, operating personnel can pull down the pull rod 507, make toper piece 504 and sloping piece 502 phase separation, two magnet pieces 503 can attract each other this moment, can make sloping piece 502 and recess 404 phase separation, then can lift down the washing with frid 402, easy operation is convenient, the effort of pulling the pull rod 507 downwards is kept after the washing is accomplished, resume the normal position with frid 402, loosen the effort of pulling the pull rod 507 downwards, can make toper piece 504 and sloping piece 502 counterbalance tightly, and then accomplish the installation to frid 402.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A hood, comprising a body (1), characterized in that: the bottom end of the main body (1) is provided with a suction cylinder (2);

the suction tube (2) comprises a square tube (201), a vertical tube (202), a square ring (203), a folding tube (204), a rubber ring (205), a suction cover (206) and a filter cover (207);

the top of square tube (201) links to each other with the bottom stationary phase of main part (1), vertical cylinder (202) has been inserted to the inside bottom of square tube (201), the outer wall of vertical cylinder (202) and the inner wall clearance fit of square tube (201), the inner wall top rigid coupling of square tube (201) has square ring (203), the bottom rigid coupling of square ring (203) has folding tube (204), the bottom of folding tube (204) and vertical cylinder (202) are fixed to be linked to each other, the fixed cover in outer wall top of vertical cylinder (202) has rubber ring (205), the outer wall of rubber ring (205) and the inner wall interference fit of square tube (201), the bottom rigid coupling of vertical cylinder (202) has suction cover (206), the bottom rigid coupling of suction cover (206) has filter mantle (207).

2. A range hood according to claim 1, wherein: the central points of the vertical cylinder (202) and the filter cover (207) are all positioned on the same horizontal vertical line.

3. A range hood according to claim 1, wherein: the left side and the right side of the top end of the suction cover (206) are provided with adjusting pieces (3);

the adjusting piece (3) comprises a support plate (301), a screw rod (302), a knob (303) and a vertical rod (304);

two outer wall bottom left and right sides that extension board (301) rigid coupling has square tube (201) respectively, screw rod (302) have been inserted to the upper surface outside of extension board (301), support board (301) is run through to a part of screw rod (302), the outer wall of screw rod (302) links to each other with the contact surface screw thread of extension board (301), the bottom of screw rod (302) is passed through the bearing and is inhaled cover (206) and rotate continuously, the top rigid coupling of screw rod (302) has knob (303), two montant (304) rigid coupling respectively is in the upper surface left and right sides that inhales cover (206), support board (301) is run through to a part of montant (304), the outer wall of montant (304) and the contact surface clearance fit of extension board (301).

4. A range hood according to claim 3, wherein: the central points of the knob (303) and the screw (302) are both positioned on the same horizontal vertical line.

5. A range hood according to claim 1, wherein: an oil support (4) is arranged at the center of the bottom end of the filter cover (207);

the oil support (4) comprises a square block (401), a groove plate (402), a slot (403) and a groove (404);

the top of square (401) is fixed continuous with the bottom center of filter bowl (207), slot (403) have been opened at the lower surface center of square (401), frid (402) have been inserted to the inside of slot (403), the contact surface interference fit of the inner wall of slot (403) and frid (402), all open recess (404) about the inner wall of slot (403).

6. A range hood according to claim 5, wherein: the groove plate (402) is connected with the slot (403) through a mounting rod (5);

the mounting rod (5) comprises a circular groove (501), an inclined block (502), a magnet piece (503), a conical block (504), a compression spring (505), a circular ring (506) and a pull rod (507);

the lower surface center at frid (402) is seted up to circular slot (501), sloping block (502) have all been inserted to the inside top left and right sides of circular slot (501), sloping block (502) partly run through frid (402) and recess (404) looks joint, the contact surface clearance fit of the outer wall of sloping block (502) and frid (402), two equal rigid coupling in top has magnet piece (503) between sloping block (502), two between sloping block (502) the bottom is supported tightly to have conical block (504), the bottom rigid coupling of conical block (504) has compression spring (505), the bottom rigid coupling of compression spring (505) has ring (506), the outer wall of ring (506) and the inner wall of circular slot (501) are fixed to be linked to each other, pull rod (507) has been inserted to the lower surface bottom of ring (506), pull rod (507) runs through ring (506) and compression spring (505) in proper order and conical block (504) are fixed to be linked to each other, the outer wall of the pull rod (507) is in clearance fit with the inner wall of the circular ring (506), and the outer wall of the pull rod (507) is in clearance fit with the inner ring of the compression spring (505).

7. A range hood according to claim 6, wherein: the bottom end of the pull rod (507) is fixedly connected with a pull ring (6).

8. A range hood according to claim 6, wherein: the distance between the outer ring of the compression spring (505) and the inner wall of the circular groove (501) is 2-3 mm.

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