Table top range hood

Abstract

The utility model relates to the technical field of range hoods, and discloses a desktop range hood which comprises an annular frame, a fixing mechanism is rotatably mounted on the inner side of the annular frame, a shell is fixedly mounted at the top of the fixing mechanism, a supporting frame is fixedly mounted in the shell, and a power mechanism is fixedly mounted on the front side of the supporting frame. The annular shell drives the T-shaped convex block to slide out along the T-shaped groove through external force, the L-shaped clamping plate is pushed inwards at the moment, so that the spring is contracted, the filter element is smoothly taken out, and when the filter element needs to be installed, the filter element is placed in the L-shaped clamping plate at the moment, and the filter element is taken out. And therefore, the L-shaped clamping plate can annularly clamp the filter element under the elastic force recovery effect of the spring, fixing is achieved, and compared with a traditional device, the device can rapidly complete replacement.

Description

TECHNICAL FIELD

[0001] The utility model relates to range hood technical field, more specifically, the utility model relates to a desktop range hood. BACKGROUND

[0002] The range hood is also called the extractor hood, and is a kind of kitchen appliance for purifying kitchen environment.The traditional extractor hood is usually fixedly installed above kitchen stove, can rapidly draw away waste of stove combustion and oil fume harmful to human body generated in cooking process, discharges outdoor, simultaneously condenses and collects oil fume, reduces pollution and purifies air.

[0003] In modern society, people more and more carry out barbecue, hot pot and other self-service cooking mode.This mode can generate a lot of oil fume, steam, burnt gas and the like, which can affect people's dining experience, since the traditional extractor hood is fixedly installed, and use scene is basically fixed above kitchen stove, cannot be moved, and cannot draw away oil fume generated by people's barbecue outside kitchen.

[0004] Therefore, at present, the desktop range hood appears to solve the smoke and steam trouble generated by people when dining, but the filter core replacement of the existing desktop range hood is very cumbersome, so that the cleaning frequency is reduced, and time and energy are increased. UTILITY MODEL CONTENT

[0005] In order to overcome the defects of prior art, the utility model provides a desktop range hood, which has the advantages of convenient filter core replacement.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a desktop range hood, comprising a ring-shaped frame, a fixing mechanism is rotatably installed on the inner side of the ring-shaped frame, an outer shell is fixedly installed at the top of the fixing mechanism, a supporting frame is fixedly installed in the inner part of the outer shell, a power mechanism is fixedly installed on the front face of the supporting frame, springs are fixedly installed on the inner wall of the outer shell and are circularly arranged on the inner wall of the outer shell, L-shaped clamping plates are fixedly connected to the inner side of the springs and are circularly arranged, filter cores are placed in the inner side of the L-shaped clamping plates, a limiting ring is fixedly installed on the inner wall of the outer shell and is located between the power mechanism and the filter cores, T-shaped grooves are formed on the front face of the outer shell and are circularly arranged, T-shaped protrusions are slidably installed in the T-shaped grooves, and a ring-shaped outer shell is fixedly installed on the outer surface of the T-shaped protrusions extending out of the outer shell.

[0007] As a preferred technical scheme of the utility model, the fixed mechanism contains that the inside of annular frame rotates and is installed with rotary disc, the outer surface of rotary disc is equipped with arc recess and the arc recess is gradually close to the array shape from outside to center, the inside of arc recess is installed with sliding block, the top of sliding block is fixedly installed with arc clamping block, the outer surface of annular frame is equipped with arc slide groove, the arc slide groove of annausal frame of rotary disc's outer surface is fixedly installed with transmission rod, the inside of arc clamping block of rotary disc's middle outer surface is movably installed with base.

[0008] As a preferred technical scheme of the utility model, the inside bottom of shell is slidably installed with oil storage box, and the front of the oil storage box is fixedly installed with a pull handle.

[0009] As a preferred technical scheme of the utility model, the middle of rotary disc is fixedly installed with a circular protrusion, the top of the circular protrusion is movably installed with a base, and the circular protrusion is consistent with the groove at the bottom of the base, and the top of the base is fixedly installed with a connecting rod.

[0010] As a preferred technical scheme of the utility model, the back of the shell is fixedly installed with a ventilation net, and the outer surface of the ventilation net is uniformly equipped with an annular recess.

[0011] As a preferred technical scheme of the utility model, the inside of the spring is fixedly connected with an L-shaped clamping plate, and the L-shaped clamping plate is in the shape of L.

[0012] As a preferred technical scheme of the utility model, the top of the connecting rod is fixedly installed with a shell.

[0013] Compared with the prior art, the utility model has the advantages as follows:

[0014] 1、The utility model discloses a through external force makes annular shell drive T-shaped protrusion along T-shaped recess and slides out, at this moment, the L-shaped clamping plate is pushed to the inside, so that the spring contracts, so that the filter core is smoothly taken out, when needing to install the filter core, the filter core is placed in the L-shaped clamping plate at this moment, so that the L-shaped clamping plate will be annularly clamped to the filter core due to the spring elastic recovery effect, so as to realize the fixed, compared with the traditional device, the device can quickly complete the replacement, saves time and effort, reduces the use difficulty, improves the cleaning frequency willingness, can also guarantee the continuous efficient operation, improves the oil fume purification effect, reduces the probability of range hood failure caused by filter core blockage and other problems.

[0015] 2, the utility model discloses a rotation transmission rod will drive rotary disc to start rotating, when rotary disc starts rotating will drive arc -shaped recess to rotate, when arc -shaped recess rotates will drive slider gradually contracts to the inside, when slider gradually contracts to the centre point will drive arc -shaped clamping block gradually contracts to the centre point, to realize to base annular clamping, compared with traditional device, can effectively avoid damaging the range hood itself due to dumping, can help the desktop range hood to keep the fixed position on the desktop, can also reduce the vibration noise, then make the wear and tear of range hood internal component due to the shaking. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the front perspective appearance structure schematic diagram of the utility model;

[0017] Figure 2 It is the shell structure schematic diagram of the utility model;

[0018] Figure 3 It is the ventilation net structure schematic diagram of the utility model;

[0019] Figure 4 It is the rotary disc structure schematic diagram of the utility model;

[0020] Figure 5 It is the annular shell structure schematic diagram of the utility model;

[0021] Figure 6 It is the T-shaped protruding block structure schematic diagram of the utility model.

[0022] In the drawing: 1, annular frame; 2, rotary disc; 3, transmission rod; 4, arc -shaped recess; 5, slider; 6, arc -shaped clamping block; 7, round protruding block; 8, base; 9, connecting rod; 10, shell; 11, support frame; 12, power mechanism; 13, limit ring; 14, spring; 15, L-shaped clamping plate; 16, filter core; 17, T-shaped recess; 18, T-shaped protruding block; 19, annular shell; 20, ventilation net; 21, oil storage box; 22, pull handle. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work belong to the scope of protection of the utility model.

[0024] As Figures 1 to 6As shown, the utility model provides a desktop range hood, including annular frame 1, the inside rotation of annular frame 1 is equipped with fixed mechanism, the top fixed mounting of fixed mechanism has shell 10, the inside fixed mounting of shell 10 has support frame 11, the front fixed mounting of support frame 11 has power mechanism 12, the inner wall fixed mounting of shell 10 has spring 14 and spring 14 is circular array in the inner wall of shell 10, the inside fixed connection of spring 14 has L shaped clamping plate 15 and L shaped clamping plate 15 is circular array, the inside of L shaped clamping plate 15 places filter core 16, the inner wall fixed mounting of shell 10 has limit ring 13 and limit ring 13 is between power mechanism 12 and filter core 16, the front of shell 10 is equipped with T shaped recess 17 and is circular array, T shaped recess 17 inside sliding installation has T shaped lug 18, T shaped lug 18 extends out the fixed installation of the surface of shell 10 and has annular shell 19.

[0025] When the staff needs to replace filter core 16, at this time, the annular shell 19 drives T-shaped lug 18 to slide out along T-shaped groove 17 by external force, at this time, the L-shaped clamping plate 15 is pushed inward, so that the spring 14 is contracted, so that the filter core 16 is smoothly taken out, when the filter core 16 needs to be installed, at this time, the filter core 16 is placed in the L-shaped clamping plate 15, so that the L-shaped clamping plate 15 will be circularly clamped to the filter core 16 due to the elastic recovery of the spring 14, so as to realize fixation.

[0026] When the staff needs to replace filter core 16, at this time, the annular shell 19 drives T-shaped lug 18 to slide out along T-shaped groove 17 by external force, at this time, the L-shaped clamping plate 15 is pushed inward, so that the spring 14 is contracted, so that the filter core 16 is smoothly taken out, when the filter core 16 needs to be installed, at this time, the filter core 16 is placed in the L-shaped clamping plate 15, so that the L-shaped clamping plate 15 will be circularly clamped to the filter core 16 due to the elastic recovery of the spring 14, so as to realize fixation.

[0027] Wherein, fixed mechanism contains the inside rotation of annular frame 1 is equipped with rotary disc 2, the outer surface of rotary disc 2 is equipped with arc recess 4 and arc recess 4 is arrayed gradually from outside to center, the inside sliding installation of arc recess 4 has slider 5, the top fixed mounting of slider 5 has arc clamping block 6, the outer surface of annular frame 1 is equipped with arc slide groove, the arc slide groove of annular frame 1 fixed mounting in the outer surface of rotary disc 2 has transmission rod 3, the inside movable installation of arc clamping block 6 of the middle outer surface of rotary disc 2 has base 8.

[0028] When the staff rotates the transmission rod 3, the rotating disc 2 will start to rotate, when the rotating disc 2 starts to rotate, the arc-shaped groove 4 will rotate, when the arc-shaped groove 4 rotates, the slider 5 will gradually shrink inward, when the slider 5 gradually shrinks to the center point, the arc-shaped clamping block 6 will gradually shrink to the center point, so as to realize the annular clamping of the base 8.

[0029] When the transmission rod 3 is rotated, the rotating disc 2 will start to rotate, when the rotating disc 2 starts to rotate, the arc-shaped groove 4 will rotate, when the arc-shaped groove 4 rotates, the slider 5 will gradually shrink inward, when the slider 5 gradually shrinks to the center point, the arc-shaped clamping block 6 will gradually shrink to the center point, so as to realize the annular clamping of the base 8. Compared with the traditional device, the device can effectively avoid damage to the range hood itself due to dumping, can help the desktop range hood to keep a fixed position on the desktop, and can also reduce the vibration noise, so that the wear of the internal components of the range hood due to shaking is generated.

[0030] Wherein, the inside bottom of the shell 10 is slidably installed with an oil storage box 21, and the front surface of the oil storage box 21 is fixedly installed with a pull handle 22.

[0031] By external force pulling the pull handle 22, when the pull handle 22 is pulled, the oil storage box 21 will be pulled outwards, so as to realize the dumping of the filtered oil.

[0032] Wherein, the middle part of the rotating disc 2 is fixedly installed with a circular protrusion 7, the top of the circular protrusion 7 is movably installed with a base 8, and the circular protrusion 7 is matched with the groove at the bottom of the base 8, and the top of the base 8 is fixedly installed with a connecting rod 9.

[0033] By matching the circular protrusion 7 with the groove at the bottom of the base 8, the risk of dumping of the device can be further prevented.

[0034] Wherein, the back surface of the shell 10 is fixedly installed with a ventilation net 20, and the outer surface of the ventilation net 20 is uniformly provided with annular grooves.

[0035] By uniformly providing annular grooves on the outer surface of the ventilation net 20, the smoke can be effectively discharged outward through the ventilation net 20, avoiding the occurrence of backflow of smoke.

[0036] Wherein, the inner side of the spring 14 is fixedly connected with an L-shaped clamping plate 15, and the L-shaped clamping plate 15 is in L-shaped shape.

[0037] By the L-shaped clamping plate 15 being in L-shaped shape, the staff can more quickly align the position when replacing and installing the filter element 16.

[0038] Wherein, the top of the connecting rod 9 is fixedly installed with a shell 10.

[0039] The shell 10 is fixedly installed through the top of the connecting rod 9, so that support force can be effectively provided for the shell 10, and damage rate of the device is reduced.

[0040] The working principle and use process of the utility model are as follows:

[0041] When the staff needs to replace the filter core 16, the annular shell 19 drives the T-shaped block 18 to slide out along the T-shaped groove 17 through external force at this time, the L-shaped clamping plate 15 is pushed inward at this time, so that the spring 14 is retracted, so that the filter core 16 is smoothly taken out, when the filter core 16 needs to be installed, the filter core 16 is placed in the L-shaped clamping plate 15, so that the L-shaped clamping plate 15 will be annularly clamped to the filter core 16 due to the elastic recovery effect of the spring 14, so as to realize fixation.

[0042] When the staff rotates the transmission rod 3, the rotating disc 2 will be driven to start rotating, when the rotating disc 2 starts rotating, the arc-shaped groove 4 will be driven to rotate, when the arc-shaped groove 4 rotates, the sliding block 5 will be gradually retracted to the center point, when the sliding block 5 is gradually retracted to the center point, the arc-shaped clamping block 6 will be gradually retracted to the center point, so as to realize annular clamping to the base 8.

[0043] It should be noted that, in the present document, relational terms such as first and second and the like can 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. Moreover, 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0044] Although the embodiments of the utility model have been shown and described, it should be understood by those of ordinary skill in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A desktop range hood, comprising a ring-shaped frame (1), characterized in that: A fixing mechanism is rotatably mounted on the inner side of the ring frame (1). A housing (10) is fixedly mounted on the top of the fixing mechanism. A support frame (11) is fixedly mounted inside the housing (10). A power mechanism (12) is fixedly mounted on the front of the support frame (11). A spring (14) is fixedly mounted on the inner wall of the housing (10), and the springs (14) are arranged in a circular array on the inner wall of the housing (10). An L-shaped clamping plate (15) is fixedly connected to the inner side of the springs (14). The L-shaped clamping plate (15) is arranged in a circular array. A filter element (16) is placed inside the L-shaped clamping plate (15). A limiting ring (13) is fixedly installed on the inner wall of the outer shell (10) and the limiting ring (13) is located between the power mechanism (12) and the filter element (16). A T-shaped groove (17) is opened on the front of the outer shell (10) and is arranged in a ring array. A T-shaped protrusion (18) is slidably installed inside the T-shaped groove (17). The T-shaped protrusion (18) extends out of the outer surface of the outer shell (10) and is fixedly installed with a ring shell (19).

2. A desktop range hood according to claim 1, characterized in that: The fixing mechanism includes a rotating disk (2) rotatably mounted on the inner side of a ring frame (1). The outer surface of the rotating disk (2) is provided with an arc-shaped groove (4) and the arc-shaped groove (4) is arranged in an array that gradually approaches the center from the outside. A slider (5) is slidably mounted on the inner side of the arc-shaped groove (4). An arc-shaped clamping block (6) is fixedly mounted on the top of the slider (5). An arc-shaped sliding groove is provided on the outer surface of the ring frame (1). A transmission rod (3) is fixedly mounted in the arc-shaped sliding groove of the ring frame (1) on the outer surface of the rotating disk (2). A base (8) is movably mounted on the inner side of the arc-shaped clamping block (6) on the outer surface of the middle part of the rotating disk (2).

3. A desktop range hood according to claim 1, characterized in that: An oil storage box (21) is slidably installed on the bottom inner side of the outer shell (10), and a handle (22) is fixedly installed on the front of the oil storage box (21).

4. A desktop range hood according to claim 2, characterized in that: A circular protrusion (7) is fixedly installed in the middle of the rotating disk (2). A base (8) is movably installed on the top of the circular protrusion (7) and the circular protrusion (7) matches the groove at the bottom of the base (8). A connecting rod (9) is fixedly installed on the top of the base (8).

5. A desktop range hood according to claim 1, characterized in that: A ventilation mesh (20) is fixedly installed on the back of the outer shell (10), and an annular groove is uniformly opened on the outer surface of the ventilation mesh (20).

6. A desktop range hood according to claim 1, characterized in that: The inner side of the spring (14) is fixedly connected to an L-shaped clamping plate (15), and the L-shaped clamping plate (15) is L-shaped.

7. A desktop range hood according to claim 4, characterized in that: The top of the connecting rod (9) is fixedly fitted with a housing (10).

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