CN108072136B - Noise-reduction type kitchen refrigerating range hood - Google Patents
Noise-reduction type kitchen refrigerating range hood Download PDFInfo
- Publication number
- CN108072136B CN108072136B CN201710632652.0A CN201710632652A CN108072136B CN 108072136 B CN108072136 B CN 108072136B CN 201710632652 A CN201710632652 A CN 201710632652A CN 108072136 B CN108072136 B CN 108072136B
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- Prior art keywords
- swing page
- fresh air
- page
- oil smoke
- lower swing
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- 239000000779 smoke Substances 0.000 claims abstract description 31
- 238000005057 refrigeration Methods 0.000 claims abstract description 20
- 238000001816 cooling Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 239000000498 cooling water Substances 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 15
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 230000009467 reduction Effects 0.000 abstract description 5
- 230000010354 integration Effects 0.000 abstract description 2
- 239000003517 fume Substances 0.000 description 14
- 230000017525 heat dissipation Effects 0.000 description 14
- 239000004065 semiconductor Substances 0.000 description 9
- 239000006233 lamp black Substances 0.000 description 7
- 238000010411 cooking Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000003749 cleanliness Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0096—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater combined with domestic apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Air-Flow Control Members (AREA)
Abstract
The utility model provides a kitchen refrigeration range hood of making an uproar falls, includes casing, oil smoke sunction inlet and oil smoke discharge port, and the casing is inside to be equipped with the oil smoke passageway of intercommunication oil smoke sunction inlet and oil smoke discharge port, is equipped with the fan in the oil smoke passageway, opens there is the air outlet on the casing, is equipped with the refrigerating plant who carries out the cooling to the wind that the air outlet blows out in the casing, and refrigerating plant is including having cold junction and the refrigeration subassembly of hot junction, and the cold junction is located the outside of oil smoke passageway, the hot junction is located the inside of oil smoke passageway installs the micropore heating panel on the hot junction. The refrigerating component hot end of the refrigerating device is arranged in the smoke exhaust flue, the fan system is utilized to effectively dissipate heat of the hot end of the refrigerating device, an external machine is not required to be additionally arranged, the structure is compact, the integration level is high, the cost is reduced, in addition, the micropore radiating plate is arranged on the hot end, the radiating area contacted with air is increased, the radiating effect is greatly enhanced, and the micropore noise reduction effect can be achieved.
Description
Technical Field
The utility model relates to a range hood, in particular to a noise-reduction type kitchen refrigerating range hood.
Background
Along with the improvement of the living standard of substances, the requirements of people on the kitchen environment are higher and higher, and a large amount of heat can be generated in the kitchen when the kitchen is used in the cooking process, so that the temperature of the whole kitchen space is increased, and the comfort of the environment is reduced. Currently, most households use temporary fans to solve this problem, however, this approach is not only inconvenient, but also occupies kitchen area. To this problem, in the prior art, the cooling module is generally added to the range hood to realize the purpose of delivering cold air to the kitchen and improving the environmental comfort. The refrigeration module of the existing product adopts semiconductor refrigeration or adopts a refrigeration cycle system consisting of a compressor, an evaporator and a condenser.
As disclosed in chinese patent No. 201320472283.0 (grant No. CN 203421761U), the smoke exhaust ventilator has a semiconductor refrigeration system installed in a housing, the refrigeration system includes a semiconductor refrigeration sheet, a heat end of the semiconductor refrigeration sheet is provided with a heat dissipation plate, a heat end air duct is provided between the heat dissipation plate and the smoke exhaust duct, a fan for blowing heat to the smoke exhaust duct is installed in the heat end air duct, during cooling, heat generated by the heat end is emitted into the smoke exhaust duct and discharged together with smoke, a cold accumulator is provided at a cold end of the semiconductor refrigeration sheet, the cold accumulator is connected with an evaporator in the cold end air duct through a heat transfer tube, wherein the semiconductor refrigeration sheet, the cold accumulator, the heat dissipation plate, the heat end air duct and the like are all installed at an inner side of the housing of the smoke exhaust duct at an upper portion of the smoke exhaust ventilator, the cold end air duct is installed at an inner side of the housing of the smoke collecting hood at a lower portion of the smoke exhaust ventilator, a fan for supplying air is also provided in the cold end air duct, and an air inlet and an air outlet are opened on the housing corresponding to the cold end air duct. Although the air curtain smoke exhaust ventilator can effectively convey cold air into a kitchen, the semiconductor refrigerating system is complex in structure, particularly a hot end radiating part is required to be provided with a hot end air duct and a fan for radiating, the radiating capacity is limited, the energy consumption is increased, the volume of a smoke exhaust duct part of the smoke exhaust ventilator is increased, the relative cost is high, and the hot end radiating structure has no effect on reducing noise of the smoke exhaust ventilator. In addition, the existing air conditioner cannot be widely popularized and applied in a kitchen, because the greasy environment of the kitchen is easy to cause blockage of a refrigerating air duct, the internal circulation type air conditioner cannot achieve a good refrigerating effect when a smoke machine is started, and the air conditioner is installed in the kitchen, so that the trouble of installing an outdoor unit is required.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the noise-reducing kitchen refrigerating range hood which does not need to additionally install an external machine for a refrigerating device and can effectively reduce working noise at the same time.
The technical scheme adopted for solving the technical problems is as follows: the noise reduction type kitchen refrigerating range hood comprises a shell, a lampblack suction inlet and a lampblack discharge outlet, wherein a lampblack suction channel for communicating the lampblack suction inlet and the lampblack discharge outlet is arranged in the shell, and a fan is arranged in the lampblack suction channel, and is characterized in that: an air outlet is formed in the shell, a refrigerating device for cooling air blown out of the air outlet is arranged in the shell, the refrigerating device comprises a refrigerating component with a cold end and a hot end, the cold end is located outside the oil fume suction channel, the hot end is located inside the oil fume suction channel, and a microporous heat dissipation plate is arranged on the hot end.
Preferably, the hot end is arranged on the inner wall of the volute of the fan, and the microporous heat dissipation plate is attached to the outer surface of the hot end. Therefore, the hot end can play a certain role in heating the inner wall of the volute, and inhibit oil drops from adhering to the volute, so that the effect of increasing the cleanliness of the volute and prolonging the service life of the range hood is achieved.
In order to enable the fan to rapidly take away heat generated by the hot end, the hot end and the microporous heat dissipation plate are close to an air outlet of the fan.
In order to improve user experience, the air outlet is arranged on the front face of the shell.
Further preferably, the fan is a centrifugal fan.
The refrigerating device can have various structures, the refrigerating device also comprises a cooling water tank, a water pump and a heat exchange component, wherein the water outlet end of the cooling water tank is connected with the water inlet of the cold end, the water pump is connected in series on a waterway between the water outlet end of the cooling water tank and the water inlet of the cold end, the heat exchange component is arranged at the air outlet, the water outlet of the cold end is connected with the water inlet end of the heat exchange component, and the water outlet end of the heat exchange component is connected with the water inlet end of the cooling water tank.
In order to enable the air outlet to blow out fresh air to purify kitchen air, a fresh air channel which is not communicated with the oil and smoke absorption channel is arranged in the machine shell, a fresh air inlet of the fresh air channel is communicated with the outside, the air outlet forms a fresh air outlet of the fresh air channel, and a filter and a fresh air fan are arranged in the fresh air channel.
In order to adjust the air outlet direction of the air outlet, an air outlet device for adjusting the air outlet direction is arranged at the air outlet.
The air outlet device can have various structures, and preferably, the air outlet device comprises:
the motor is arranged on the outer wall of the fresh air channel, and a transmission shaft of the motor extends into the fresh air channel;
the transmission plate is arranged on a transmission shaft of the motor;
the cam is fixed on the side part of the transmission plate and synchronously rotates along with the transmission plate;
the upper end and the lower end of the supporting frame are respectively fixed on the upper wall and the lower wall of the fresh air channel;
the upper swing page assembly comprises an upper swing page bracket and an upper swing page, the upper swing page bracket is rotationally connected to the supporting frame, the upper swing page bracket is always propped against the peripheral surface of the cam, and the upper swing page is arranged on the upper swing page bracket; and
the lower swing page assembly comprises a lower swing page bracket and a lower swing page, wherein the lower swing page bracket is arranged on the transmission plate and synchronously rotates along with the transmission plate, the lower swing page bracket is rotationally connected to the support frame, and the lower swing page is arranged on the lower swing page bracket.
Further preferably, an upper swing page fixing pin, a motor transmission shaft supporting hole and a lower swing page fixing pin are sequentially arranged on the supporting frame from top to bottom, an upper swing page fixing pin hole matched with the upper swing page fixing pin is formed in the upper swing page support, a lower swing page fixing pin hole matched with the lower swing page fixing pin is formed in the lower swing page support, a transmission shaft of the motor is arranged in the motor transmission shaft supporting hole, a lower swing page rotating pin hole is formed in the lower portion of the lower swing page support, a lower swing page rotating pin is arranged on the side face of the transmission plate, and the lower swing page rotating pin is located below the cam and matched with the lower swing page rotating pin hole.
Compared with the prior art, the utility model has the advantages that: this kitchen refrigeration lampblack absorber of making an uproar falls through the refrigerating plant who locates in the casing to the wind that blows out from the air outlet, because this refrigerating plant's refrigeration subassembly hot junction is located in the range hood flue, therefore, when range hood works, as long as utilize fan system just can effectively dispel the heat to refrigerating plant's hot junction, refrigerating plant need not set up the outer machine in addition, compact structure, the integrated level is high, and effectively reduced product cost, in addition, install the micropore heating panel at the hot junction, because the structure of heating panel micropore hole, not only greatly increased the radiating area with the air contact, the radiating effect has been strengthened greatly, and moreover, can reach micropore effect of making an uproar through micropore structure's effective design.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a refrigeration apparatus according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a refrigeration apparatus according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of a micro-porous heat sink according to an embodiment of the utility model;
FIG. 5 is a schematic structural diagram of an air outlet device according to an embodiment of the present utility model;
FIG. 6 is a schematic view of an air outlet device according to another embodiment of the present utility model;
FIG. 7 is a schematic view of the air outlet apparatus of FIG. 5 with upper and lower swing assemblies removed;
FIG. 8 is a schematic view of a top swing assembly according to an embodiment of the present utility model;
FIG. 9 is a schematic view of a lower swing page assembly according to an embodiment of the present utility model;
FIG. 10 is a schematic view of the structure of the embodiment of the present utility model in the open state of the upper swing page and the lower swing page;
fig. 11 is a schematic structural view of an embodiment of the present utility model in a closed state of the upper swing page and the lower swing page.
Detailed Description
The utility model is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1 to 4, the noise reduction type kitchen refrigerating range hood in the present embodiment is a near-suction type range hood, and a range hood channel 4 and a fresh air channel 10 which are not communicated with each other are provided in a casing 1. The fume suction channel 4 is communicated with the fume suction inlet 2 and the fume discharge outlet 3, a fan 5 is arranged in the fume suction channel 4, the fan 5 is a centrifugal fan, and the fan 5 sucks fume from the fume suction inlet 2 into the fume suction channel 4 and discharges the fume from the fume discharge outlet 3. The fresh air channel 10 is communicated with the fresh air inlet 11 and the fresh air outlet, the fresh air inlet 11 is communicated with the outside, the fresh air outlet is the air outlet 6 on the front face of the shell 1, the filter 12 and the fresh air fan 13 are arranged in the fresh air channel 10, and the filter 12 is positioned on one side close to the fresh air inlet 11.
A refrigerating device 7 for cooling the air blown out from the fresh air outlet is arranged in the casing 1. The refrigeration unit 7 includes a refrigeration assembly 71, a cooling water tank 72, a water pump 73, and a heat exchange assembly 74. The refrigerating component 71 is a semiconductor refrigerating element, and includes a cold end 711 and a hot end 712, wherein the cold end 711 is located outside the oil fume suction channel 4, the hot end 712 is located inside the oil fume suction channel 4, and the characteristics of the semiconductor refrigerating element indicate that the hot end 712 generates heat when the cold end 711 is refrigerating. In this embodiment, the hot end 712 is disposed on the inner wall 51 of the volute of the fan 5, and the hot end 712 can play a role in heating the inner wall 51 of the volute to inhibit oil droplets from adhering to the volute, thereby increasing the cleanliness of the volute and prolonging the service life of the range hood. The micro-hole heat dissipation plate 8 is attached to the outer surface of the heat end 712, and in order to improve the heat dissipation effect, the heat end 712 and the micro-hole heat dissipation plate 8 are close to the fan air outlet 52, and the arrow direction shown in fig. 4 is the direction in which the air flows through the micro-hole heat dissipation plate 8. The microporous heat dissipation plate 8 is made of microporous ceramic materials, and the microporous structure of the ceramic not only greatly increases the heat dissipation area contacted with air and greatly enhances the heat dissipation effect, but also can achieve the effect of microporous noise reduction through the effective design of the microporous structure.
The water outlet end of the cooling water tank 72 is connected with the water inlet of the cold end 711, the water pump 73 is connected in series on a waterway between the water outlet end of the cooling water tank 72 and the water inlet of the cold end 711, the heat exchange component 74 is arranged at the fresh air outlet, the water outlet of the cold end 711 is connected with the water inlet end of the heat exchange component 74, the water outlet end of the heat exchange component 74 is connected with the water inlet end of the cooling water tank 72, and the heat dissipation component 75 is arranged on the hot end 712. Thus, the refrigerating device 7 can form a cold water loop, and the heat exchange component 74 can cool the fresh air blown out from the fresh air outlet.
When the range hood works, the heat of the hot end 712 of the refrigerating device 7 can be effectively radiated by the fan system, the refrigerating device 7 does not need to be additionally provided with an external machine, the structure is compact, the integration level is high, the product cost is effectively reduced,
as shown in fig. 5 to 11, an air outlet device 9 for adjusting the air outlet direction is mounted at the fresh air outlet. The air outlet device 9 comprises a motor 91, a transmission plate 92, a cam 93, a support frame 94, an upper swing page assembly 95 and a lower swing page assembly 96. Wherein, the motor 91 adopts gear motor, and the motor 91 is fixed on the outer wall of new trend passageway 10, and the transmission shaft 911 of motor 91 stretches into inside the new trend passageway 10, and the drive plate 92 is the disc and installs on the transmission shaft 911 of motor 91, and the drive plate 92 can adopt the key cooperation with transmission shaft 911. The cam 93 is installed at the center of the side of the driving plate 92 and rotates synchronously with the driving plate 92, and the cam 93 and the motor 91 are located at both sides of the driving plate 92, respectively.
The supporting frame 94 is adjacent to the transmission plate 92 and is located on the same side of the transmission plate 92 as the cam 93, and the upper end and the lower end of the supporting frame 94 are respectively fixed on the upper wall and the lower wall of the fresh air channel 10. An upper swing page fixing pin 941, a motor transmission shaft supporting hole 942, and a lower swing page fixing pin 943 are sequentially provided on the supporting frame 94 from top to bottom. The drive shaft 911 of the motor 91 is mounted in the motor drive shaft support hole 942.
The upper swing page assembly 95 includes an upper swing page bracket 951 and an upper swing page 952, wherein the upper swing page bracket 951 is provided with an upper swing page fixing pin hole 953 matched with an upper swing page fixing pin 941, so that the upper swing page bracket 951 can be rotatably connected to the supporting frame 94. The upper swing page holder 951 always abuts against the outer peripheral surface of the cam 93, so that the cam 93 rotates to drive the upper swing page holder 951 to rotate. The upper swing page 952 is mounted on the upper swing page holder 951 to rotate synchronously with the rotation of the upper swing page holder 951.
The swing page assembly 96 includes a swing page frame 961 and a swing page 962, wherein the swing page frame 961 is provided with a swing page fixing pin hole 963 for cooperating with a swing page fixing pin 943, so that the swing page frame 961 can be rotatably connected to the supporting frame 94. In addition, a lower swing page turning pin hole 964 is provided at the lower part of the lower swing page support 961, a lower swing page turning pin 921 is provided at the side of the transmission plate 92, and the lower swing page turning pin 921 is located below the cam 93 and is matched with the lower swing page turning pin hole 964, so that the lower swing support 961 can be synchronously turned with the transmission plate 92 under the driving of the transmission plate 92. The lower swing page 962 is attached to the lower swing page holder 961 and rotates synchronously with the rotation of the lower swing page holder 961.
In the embodiment, the upper swing page 952 is a straight swing page, the opening angle alpha of the upper swing page 952 ranges from 30 degrees to 60 degrees, preferably from 40 degrees to 50 degrees, and the length of the upper swing page 952 is preferably from 80 mm to 100mm; the lower swing page 962 is a circular arc swing page with a concave surface facing downwards, the opening angle beta of the lower swing page is more than or equal to 50 degrees and less than or equal to 70 degrees, preferably more than or equal to 60 degrees and less than or equal to 70 degrees, the circular arc diameter of the lower swing page 962 is preferably 700-1000 mm, and the arc length is preferably 150-200 mm.
During cooking, under the drive of the motor 91, the transmission plate 92 and the cam 93 synchronously rotate, so that the upper swing page 952 and the lower swing page 962 synchronously rotate, corresponding opening angles are changed, the reasonable swing page opening angle design can obviously improve the oil smoke sucking effect, ensure the refrigerating effect and improve the air quality of a kitchen. Meanwhile, in order to solve the hot pain point of summer cooking, under the cooking state, the reasonable opening angle design of fresh air outlet can reduce the body temperature in the cooking region, and in the kitchen non-cooking time, the opening angle or the swing state under the rapid cooling state is switched to, so that the effect of rapidly cooling the kitchen is achieved. In addition, the design of the upper swing page mainly aims at preventing air flow short circuit and increasing air flow stroke so as to achieve the optimal kitchen fresh air effect, meanwhile, upward air flow is separated from air flow coming out of the lower swing page as far as possible, mutual interference is avoided, the lower swing page is designed into an arc swing page with a downward concave surface, the air flow short circuit is utilized to a certain extent, and the supplemented fresh air can quickly flow into a negative pressure area through the shortest path of the lower swing page, so that the kitchen negative pressure condition is improved, and the oil fume absorbing effect is improved.
While the utility model has been described with respect to the preferred embodiments, it should be noted that various modifications and improvements can be made by those skilled in the art without departing from the principles of the utility model, for example, the noise reduction and refrigeration structure in this embodiment is also applicable to other types of range hoods, which are considered to be within the scope of the utility model.
Claims (2)
1. The utility model provides a kitchen refrigeration range hood of making an uproar falls, includes casing (1), oil smoke sunction inlet (2) and oil smoke discharge port (3), the inside range hood passageway (4) that are equipped with intercommunication oil smoke sunction inlet (2) and oil smoke discharge port (3) of casing (1) be equipped with fan (5), its characterized in that in range hood passageway (4): an air outlet (6) is formed in the machine shell (1), a refrigerating device (7) for cooling air blown out of the air outlet (6) is arranged in the machine shell (1), the refrigerating device (7) comprises a refrigerating component (71) with a cold end (711) and a hot end (712), the cold end (711) is located outside the oil smoke suction channel (4), the hot end (712) is arranged in the oil smoke suction channel (4), a microporous radiating plate (8) is arranged on the hot end (712), the hot end (712) is arranged on the inner wall (51) of a volute of the fan (5), the microporous radiating plate (8) is attached to the outer surface of the hot end (712), the hot end (712) and the microporous radiating plate (8) are close to the air outlet (52) of the fan, the air outlet (6) is arranged on the front surface of the machine shell (1), the fan (5) is a centrifugal fan, the refrigerating device (7) further comprises a cooling water tank (72), a water pump (73) and a heat exchange component (74), the cooling water tank (72) is connected with the cold end (72) in series with the water inlet (711) of the water pump (72), the utility model provides a fresh air cooling device, including fresh air channel (9), fresh air channel (10) are equipped with in casing (1) with fresh air channel (10) are equipped with in casing (10), fresh air channel (10) are equipped with filter (12) and fresh air fan (13) in fresh air channel (10), fresh air channel (10) are equipped with in fresh air outlet (10) and are used for adjusting fresh air outlet direction, fresh air fan (13) including:
the motor (91) is arranged on the outer wall of the fresh air channel (10), and a transmission shaft of the motor (91) extends into the fresh air channel (10);
a drive plate (92) mounted on a drive shaft (911) of the motor (91);
a cam (93) fixed to the side of the transmission plate (92) and synchronously rotated with the transmission plate (92);
the supporting frame (94) and the cam (93) are positioned on the same side of the transmission plate (92), and the upper end and the lower end of the supporting frame (94) are respectively fixed on the upper wall and the lower wall of the fresh air channel (10);
the upper swing page assembly (95) comprises an upper swing page bracket (951) and an upper swing page (952), the upper swing page bracket (951) is rotationally connected to the supporting frame (94), the upper swing page bracket (951) always abuts against the outer peripheral surface of the cam (93), and the upper swing page (952) is mounted on the upper swing page bracket (951); and
the lower swing page assembly (96) comprises a lower swing page support (961) and a lower swing page (962), wherein the lower swing page support (961) is installed on the transmission plate (92) and synchronously rotates along with the transmission plate (92), the lower swing page support (961) is rotationally connected to the supporting frame (94), and the lower swing page (962) is installed on the lower swing page support (961).
2. The noise-reducing kitchen refrigeration range hood of claim 1, wherein: last top-down has set gradually on support frame (94) upper swing page or leaf fixed pin (941), motor drive shaft supporting hole (942) and lower swing page or leaf fixed pin (943), be equipped with on upper swing page or leaf support (951) with upper swing page or leaf fixed pin hole (953) of upper swing page or leaf fixed pin (941) be equipped with on lower swing page or leaf support (961) with lower swing page or leaf fixed pin hole (963) of lower swing page or leaf fixed pin (943) matched with, drive shaft (911) of motor (91) install motor drive shaft supporting hole (942) in the lower part of lower swing page or leaf support (961) is equipped with lower swing page or leaf rotation pin hole (964) be equipped with lower swing page or leaf rotation pin (921) on the drive plate (92) side, lower swing page or leaf rotation pin (921) are located the below of cam (93) and with lower swing page or leaf rotation pin hole (964) cooperate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710632652.0A CN108072136B (en) | 2017-07-28 | 2017-07-28 | Noise-reduction type kitchen refrigerating range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710632652.0A CN108072136B (en) | 2017-07-28 | 2017-07-28 | Noise-reduction type kitchen refrigerating range hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108072136A CN108072136A (en) | 2018-05-25 |
| CN108072136B true CN108072136B (en) | 2023-12-15 |
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ID=62159361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710632652.0A Active CN108072136B (en) | 2017-07-28 | 2017-07-28 | Noise-reduction type kitchen refrigerating range hood |
Country Status (1)
| Country | Link |
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| CN (1) | CN108072136B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4204960A (en) * | 1975-05-26 | 1980-05-27 | Yamakawa Industry Company Ltd. | Combination strainer and suction inlet pipe |
| CN204006211U (en) * | 2014-06-30 | 2014-12-10 | 青岛海尔洗碗机有限公司 | A kind of lampblack absorber with refrigerating function |
| CN105526612A (en) * | 2016-02-01 | 2016-04-27 | 宁波欧琳厨房电器有限公司 | Range hood with refrigeration function |
| CN106439959A (en) * | 2016-08-31 | 2017-02-22 | 杭州老板电器股份有限公司 | Low noise and large suction range hood |
| CN106871194A (en) * | 2017-02-13 | 2017-06-20 | 美的集团股份有限公司 | Lampblack purifying system and fume extractor |
| CN206959101U (en) * | 2017-07-28 | 2018-02-02 | 宁波方太厨具有限公司 | Freeze range hood in a kind of noise reducing type kitchen |
-
2017
- 2017-07-28 CN CN201710632652.0A patent/CN108072136B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4204960A (en) * | 1975-05-26 | 1980-05-27 | Yamakawa Industry Company Ltd. | Combination strainer and suction inlet pipe |
| CN204006211U (en) * | 2014-06-30 | 2014-12-10 | 青岛海尔洗碗机有限公司 | A kind of lampblack absorber with refrigerating function |
| CN105526612A (en) * | 2016-02-01 | 2016-04-27 | 宁波欧琳厨房电器有限公司 | Range hood with refrigeration function |
| CN106439959A (en) * | 2016-08-31 | 2017-02-22 | 杭州老板电器股份有限公司 | Low noise and large suction range hood |
| CN106871194A (en) * | 2017-02-13 | 2017-06-20 | 美的集团股份有限公司 | Lampblack purifying system and fume extractor |
| CN206959101U (en) * | 2017-07-28 | 2018-02-02 | 宁波方太厨具有限公司 | Freeze range hood in a kind of noise reducing type kitchen |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108072136A (en) | 2018-05-25 |
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