CN218442437U

CN218442437U - Built-in noise absorption device for range hood

Info

Publication number: CN218442437U
Application number: CN202221502798.6U
Authority: CN
Inventors: 王泽云; 王梦捷; 张亮
Original assignee: Yixing Taiyu Automobile Parts Co ltd
Current assignee: Yixing Taiyu Automobile Parts Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2023-02-03
Anticipated expiration: 2032-06-15

Abstract

The utility model relates to a smoke ventilator falls the technical field of making an uproar, and discloses a smoke ventilator is with built-in noise absorption device, including collection petticoat pipe, the up end fixedly connected with sleeve pipe of collection petticoat pipe, the mounting frame has been cup jointed to the sheathed tube inner wall, the inner wall evenly distributed of mounting frame has the sound through-hole of inhaling, the interior intracavity of mounting frame is installed and is inhaled the sound cotton. The utility model discloses a collection petticoat pipe, the oil cleaner screen, positioner and the cooperation between the oil collecting box, utilize the compression of the spring among the positioner, the separating action of locating piece and block has been realized, the dismantlement effect of oil cleaner screen has been reached, utilize the resilience of spring simultaneously, the installation effect of oil cleaner screen has been reached, the problem of oil cleaner screen dismantlement has been solved effectively, the mode of bolted connection has been replaced in the installation of adoption positioner, the dismantlement step of oil cleaner screen has been simplified, the dismantlement of having avoided the oil cleaner screen leads to losing of bolt, the use amount of bolt and the cost of purchase have been reduced.

Description

Built-in noise absorption device for range hood

Technical Field

The utility model relates to a smoke ventilator falls the technical field of making an uproar, specifically is a smoke ventilator is with built-in noise absorbing device.

Background

The kitchen ventilator is also called as a range hood, and is a kitchen appliance for purifying the kitchen environment. It is installed above kitchen range, can quickly pump away the waste burned by the range and the oil smoke harmful to human body generated in the cooking process, and discharge the oil smoke out of the room, and at the same time, condense and collect the oil smoke, reduce pollution, purify air, and have gas defense, blast proof safety guarantee effect, smoke ventilator needs regularly to wash, and smoke ventilator mainly has casing, wind channel, fan, check valve, collection oil discharge device, lighting device, switch and power cord etc. to constitute, and the casing: the cold-rolled steel plate consists of a shell and a panel, is formed by performing surface spraying treatment on a cold-rolled thin steel plate, and has the advantages of smooth appearance, attractive appearance, no rust, high durability and easiness in cleaning; a motor: the motor is the core part of the range hood and adopts a totally-enclosed single-phase capacitor operation type asynchronous motor; wind wheel: a centrifugal wind wheel is adopted; air duct: the smoke channel is formed by spraying plastic on the surface of the cold-rolled steel sheet, and the reasonability of the air channel structure determines the air exhaust amount and the noise of the whole range hood; check valve: is made of plastic and has the function of preventing the smoke from flowing backwards; a smoke exhaust device: comprises an oil collecting box, a smoke exhaust pipe, an oil collecting cup and an oil guide ring; an illumination device: a detachable transparent organic glass sheet is arranged outside the cooking range, so that the lamp is sealed, oil smoke is prevented from contaminating and corroding the lamp during cooking, and the safety of an electric appliance is guaranteed.

However, the existing oil filter screen is connected with the smoke collecting hood of the range hood in a bolt connection mode, but oil stain is adhered to the outer wall of the oil filter screen after the oil filter screen is used for a long time, so that the oil filter screen is easily blocked, smoke dust at the pore position of the oil filter screen is difficult to pass through, and the smoke absorption effect of the range hood is reduced; meanwhile, in the bolt connection mode, when the oil filter screen is disassembled, the bolts need to be disassembled firstly, and then the oil filter screen is disassembled, so that the disassembling steps of the oil filter screen are increased, the cleaning progress of the oil filter screen is prolonged, the cleaning efficiency of the oil filter screen is reduced, the self volume of the bolts is small, the loss of threads is easily caused in the disassembling and assembling process, the consumption and the purchase cost of the bolts are increased due to the lost bolts, the sliding threads at the bolt connection part can be caused due to repeated disassembling and assembling, and the fastening performance and the sealing performance when the oil filter screen is connected with the smoke collecting hood are reduced; moreover, the range hood can generate a large amount of noise when in use, and the long-term noise can damage the hearing of a user.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a smoke ventilator is with built-in noise absorbing device possesses noise, the noise reduction of reduction smoke ventilator when using to the interference of user's hearing, improve smoke ventilator's utilization ratio and be convenient for to smoke ventilator's abluent advantage, has solved the problem that proposes among the above-mentioned background art.

The utility model provides a following technical scheme: the utility model provides a built-in noise absorbing device for range hood, includes the collection petticoat pipe, the up end fixedly connected with sleeve pipe of collection petticoat pipe, the mounting frame has been cup jointed to the sheathed tube inner wall, the inner wall evenly distributed of mounting frame has the sound through-hole of inhaling, the interior intracavity of mounting frame is installed and is inhaled the sound cotton, sheathed tube below movable mounting has the oil cleaner screen that is located collection petticoat pipe inside, and the up end of oil cleaner screen and the lower extreme fixed connection of mounting frame.

Preferably, sheathed tube lower terminal surface fixedly connected with connecting pipe, and the outer wall of connecting pipe and the fixed cup joint of the inner wall of collection petticoat pipe, the equal fixed mounting in the left and right sides of connecting pipe has the block, and the installation of connecting pipe plays the connection effect to sleeve pipe and oil cleaner screen.

Preferably, the inner wall screw thread of oil cleaner screen lower extreme has cup jointed the collection oil box, and the collection of oil stain in the oil smoke is played in the installation of collection oil box, the equal fixedly connected with fixed plate in the left and right sides of oil cleaner screen, the up end fixed mounting of fixed plate has the bracing piece, the inner wall of bracing piece one side is provided with positioner, and positioner plays and is connected between bracing piece and the block, the filtration hole has been seted up to the outer wall of oil cleaner screen, and the seting up of filtration hole plays the separation to smoke and dust and oil stain.

Preferably, the inner wall of the clamping block is movably sleeved with the outer wall of the supporting rod, the inner wall of one side of the clamping block is movably clamped with the outer wall of the positioning device, and the oil filter screen is conveniently detached and cleaned by the movable clamping connection mode.

Preferably, the inner wall of the oil collecting box is fixedly connected with a threaded rod, the outer wall of the threaded rod is provided with threads, the outer wall of the threaded rod is in threaded sleeve connection with the inner wall of the lower end of the oil filter screen, the inner wall of the lower end of the oil filter screen is provided with threads corresponding to the outer wall of the threaded rod, and the oil collecting box is convenient to disassemble and clean due to the connection mode of threaded sleeve connection.

Preferably, the positioning device comprises a spring connected with the inner wall of one side of the supporting rod, the stretching and the compression of the spring realize the movement and the resetting of the positioning block, the positioning block is installed at one end, away from the supporting rod, of the spring, the outer wall of the positioning block is movably clamped with the inner wall of the clamping block, the disassembly and assembly steps of the oil filter screen are simplified due to the movable clamping connection, and the connection mode of bolts is replaced.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a collection petticoat pipe, the oil cleaner screen, positioner and the cooperation between the oil collecting box, utilize the compression of the spring among the positioner, the separating action of locating piece and block has been realized, the dismantlement effect of oil cleaner screen has been reached, utilize the resilience of spring simultaneously, the installation effect of oil cleaner screen has been reached, the problem of oil cleaner screen dismantlement has been solved effectively, the mode of bolted connection has been replaced in the installation of adoption positioner, the dismantlement step of oil cleaner screen has been simplified, the dismantlement of having avoided the oil cleaner screen leads to losing of bolt, the use amount of bolt and the cost of purchase have been reduced.

2. The utility model discloses a sleeve pipe, the installing frame, inhale the cooperation between sound cotton and the installing frame, utilize and inhale the cotton installation of sound, realized the sound effect of inhaling of smoke ventilator when using, reached the noise reduction effect to smoke ventilator, solved the problem of smoke ventilator production ground noise to the interference of user's hearing effectively, adopt and inhale the cotton sound mode of inhaling of sound, the noise that has reduced smoke ventilator and caused when using is to the damage of user's hearing, the noise reduction is to user's injury, thereby smoke ventilator's utilization ratio has been improved.

Drawings

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

fig. 2 is a top view of the sleeve of the present invention;

fig. 3 is a front view of the oil filter screen of the present invention;

fig. 4 is a side view of the positioning device of the present invention;

fig. 5 is a top view of the threaded rod of the present invention.

In the figure: 1. a smoke collecting hood; 2. a sleeve; 3. installing a frame; 4. a sound-absorbing through hole; 5. sound-absorbing cotton; 6. an oil filter screen; 7. a connecting pipe; 8. a clamping block; 9. an oil collecting box; 10. a fixing plate; 11. a support bar; 12. a positioning device; 121. a spring; 122. positioning blocks; 13. a filtration pore; 14. a threaded rod.

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.

Please refer to fig. 1 and 2, a built-in noise absorption device for a range hood, including a smoke collecting hood 1, an upper end face of the smoke collecting hood 1 is fixedly connected with a sleeve 2, an installation frame 3 is sleeved on an inner wall of the sleeve 2, the installation of the installation frame 3 provides a support for the installation of sound absorption cotton 5, sound absorption through holes 4 are uniformly distributed on the inner wall of the installation frame 3, the sound absorption cotton 5 is installed in an inner cavity of the installation frame 3, the sound absorption cotton 5 plays a role of noise reduction when the range hood is used, the damage of noise to auditory organs of a user is reduced, an oil filter screen 6 positioned inside the smoke collecting hood 1 is movably installed below the sleeve 2, the upper end face of the oil filter screen 6 is fixedly connected with the lower end of the installation frame 3, the connection mode of the fixed connection enables the oil filter screen 6 to simultaneously detach the installation frame 3 when the oil filter screen is detached, the sound absorption cotton 5 is convenient to be replaced, the sound absorption through holes 4 are also convenient to be dredged, and the oil pollution blockage of the sound absorption through holes 4 is avoided.

Referring to fig. 3, a connecting pipe 7 is fixedly connected to a lower end surface of the sleeve 2, an outer wall of the connecting pipe 7 is fixedly sleeved with an inner wall of the fume collecting hood 1, clamping blocks 8 are fixedly mounted on left and right sides of the connecting pipe 7, and the sleeve 2 is mounted to provide a support and a platform for mounting the clamping blocks 8.

The inner wall screw thread of oil cleaner screen 6 lower extreme has cup jointed collection oil box 9, the installation of collection oil box 9 plays the recovery effect to the oil stain, the equal fixedly connected with fixed plate 10 in the left and right sides of oil cleaner screen 6, the up end fixed mounting of fixed plate 10 has bracing piece 11, the inner wall of bracing piece 11 one side is provided with positioner 12, positioner 12 plays to be connected bracing piece 11 and block 8, filter hole 13 has been seted up to the outer wall of oil cleaner screen 6, filter hole 13 set up play the separation to smoke and dust and oil stain.

The inner wall of the clamping block 8 is movably sleeved with the outer wall of the supporting rod 11, the inner wall of one side of the clamping block 8 is movably clamped with the outer wall of the positioning device 12, when the clamping block 8 is clamped with the positioning device 12, the oil filter screen 6 is in an installation state, and when the clamping block 8 is separated from the positioning device 12, the oil filter screen 6 can be detached.

Referring to fig. 4 and 5, a threaded rod 14 is fixedly connected to the inner wall of the oil collecting box 9, threads are arranged on the outer wall of the threaded rod 14, the outer wall of the threaded rod 14 is in threaded sleeve joint with the inner wall of the lower end of the oil filter screen 6, threads corresponding to the outer wall of the threaded rod 14 are arranged on the inner wall of the lower end of the oil filter screen 6, and the oil collecting box 9 is conveniently detached and cleaned through the bolt sleeve joint mode.

The positioning device 12 comprises a spring 121 connected with the inner wall of one side of the supporting rod 11, the elasticity of the spring 121 provides power for the movement of the positioning block 122, the positioning block 122 is installed at one end, away from the supporting rod 11, of the spring 121, the outer wall of the positioning block 122 is movably clamped with the inner wall of the clamping block 8, and the detachment and installation of the oil filter screen 6 can be realized by changing the installation relation of the separation and connection of the positioning block 122 and the clamping block 8.

The working principle is as follows: when the range hood is cleaned, firstly, the oil collecting box 9 is rotated, the oil collecting box is detached from the lower end of the oil filter screen 6, oil stains existing in the oil collecting box 9 are poured out, the oil collecting box 9 is cleaned, then the positioning block 122 is pressed to move towards the inside of the supporting rod 11, the spring 121 is compressed when the positioning block 122 moves, the oil filter screen 6 can be detached from the connecting pipe 7 until the positioning block 122 is separated from the clamping block 8, the detached oil filter screen 6 is cleaned, then the mounting frame 3 can be pulled out from the inside of the sleeve 2 due to the detachment of the oil filter screen 6, the sound absorption through hole 4 is cleaned and dredged, when the oil stains are immersed in the sound absorption cotton 5, the sound absorption cotton 5 needs to be replaced, the noise reduction effect of the sound absorption cotton 5 is improved, finally, after the oil filter screen 6 is cleaned, the positioning block 122 is pressed again to move towards the inside of the supporting rod 11, the supporting rod 11 is inserted into the clamping block 8, the upward pushing is not stopped, and the positioning block 122 is driven to be ejected from the inside of the clamping block 8 due to the rebound of the oil filter screen 6.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the drawings of the utility model, the filling pattern is only for distinguishing the pattern layer, and does not do any other restrictions.

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

1. The utility model provides a built-in noise absorbing device for range hood, includes collection petticoat pipe (1), its characterized in that: the utility model discloses a cigarette filter, including collection petticoat pipe (1), the up end fixedly connected with sleeve pipe (2) of collection petticoat pipe (1), installing frame (3) have been cup jointed to the inner wall of sleeve pipe (2), the inner wall evenly distributed of installing frame (3) has sound absorption through-hole (4), the inner chamber of installing frame (3) is installed and is inhaled sound cotton (5), the below movable mounting of sleeve pipe (2) has oil cleaner screen (6) that are located collection petticoat pipe (1) inside, and the up end of oil cleaner screen (6) and the lower extreme fixed connection of installing frame (3).

2. The built-in noise absorbing apparatus for a range hood according to claim 1, wherein: the lower terminal surface fixedly connected with connecting pipe (7) of sleeve pipe (2), and the outer wall of connecting pipe (7) and the inner wall of collection petticoat pipe (1) are fixed cup joints, the equal fixed mounting in the left and right sides of connecting pipe (7) has block piece (8).

3. The built-in noise absorbing device for a range hood according to claim 1, wherein: the oil filter screen is characterized in that an oil collecting box (9) is sleeved on the inner wall of the lower end of the oil filter screen (6) in a threaded mode, fixing plates (10) are fixedly connected to the left side and the right side of the oil filter screen (6) respectively, supporting rods (11) are fixedly mounted on the upper end faces of the fixing plates (10), a positioning device (12) is arranged on the inner wall of one side of each supporting rod (11), and filter holes (13) are formed in the outer wall of the oil filter screen (6).

4. The built-in noise absorbing device for a range hood according to claim 2, wherein: the inner wall of the clamping block (8) is movably sleeved with the outer wall of the supporting rod (11), and the inner wall of one side of the clamping block (8) is movably clamped with the outer wall of the positioning device (12).

5. The built-in noise absorbing device for a range hood according to claim 3, wherein: the oil collecting box is characterized in that a threaded rod (14) is fixedly connected to the inner wall of the oil collecting box (9), threads are arranged on the outer wall of the threaded rod (14), the outer wall of the threaded rod (14) is in threaded sleeve connection with the inner wall of the lower end of the oil filter screen (6), and threads corresponding to the outer wall of the threaded rod (14) are arranged on the inner wall of the lower end of the oil filter screen (6).

6. The built-in noise absorbing apparatus for a range hood according to claim 3, wherein: the positioning device (12) comprises a spring (121) connected with the inner wall of one side of the supporting rod (11), a positioning block (122) is installed at one end, away from the supporting rod (11), of the spring (121), and the outer wall of the positioning block (122) is movably clamped with the inner wall of the clamping block (8).