CN221301423U - Oil-dripping-preventing range hood - Google Patents
Oil-dripping-preventing range hood Download PDFInfo
- Publication number
- CN221301423U CN221301423U CN202323241702.2U CN202323241702U CN221301423U CN 221301423 U CN221301423 U CN 221301423U CN 202323241702 U CN202323241702 U CN 202323241702U CN 221301423 U CN221301423 U CN 221301423U
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- Prior art keywords
- oil
- fan
- shell
- bottom plate
- collecting
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- 239000000779 smoke Substances 0.000 claims abstract description 35
- 239000003517 fume Substances 0.000 claims description 22
- 241000886569 Cyprogenia stegaria Species 0.000 claims description 9
- 235000019504 cigarettes Nutrition 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims 2
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000010411 cooking Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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Abstract
The utility model discloses an oil drip-proof range hood which comprises a smoke collecting assembly and a fan cabinet assembly, wherein the fan cabinet assembly comprises a fan cabinet shell and a fan assembly, a fan box is arranged in the fan cabinet shell, the fan assembly is arranged in the fan box, a fan box air inlet port is formed at the rear lower end of the fan box, a smoke collecting air outlet is communicated with the fan box air inlet port, an oil receiving bottom plate is formed at the lower part of the fan box, the fan assembly is arranged right above the oil receiving bottom plate, the rear end edge of the oil receiving bottom plate is connected with the front upper end edge of the fan box air inlet port, an oil receiving groove for receiving oil drops falling from the rear end of the oil receiving bottom plate is formed at the front side of an oil screen, groove ports are formed at the left end and the right end of the oil receiving groove respectively, oil runners are arranged at the left side and the right side of the oil screen respectively, the front upper end of the oil runners are correspondingly communicated with connecting groove ports, an oil cup is connected at the lower end of the smoke collecting shell, and the rear lower end of the oil runners are communicated with the oil cup. The range hood is beneficial to kitchen cleaning.
Description
Technical Field
The utility model relates to the field of range hoods, in particular to an oil-drip-proof range hood.
Background
At present, the air intake of side-draught range hood sets up in the front lower extreme department of collection cigarette shell, the air intake is equipped with the oil net, then correspondingly, the oil net is high back low form slope setting, be formed with rectangular hole on the oil net and be used for the air current to pass through, the fan subassembly of range hood sets up in the oil net just to the top, because the oil smoke upwards enters into the inlet scoop of fan subassembly in the fan cabinet, also have fluid on the outer wall of fan shell (spiral case) of fan subassembly, the fluid accumulates to a certain extent and will drip downwards, the oil drop of drip falls on the oil net (the back of oil net), some oil drops can just pass foretell rectangular hole, the oil drop will drip on kitchen utensils and kitchen utensils or cooking utensils, because the viscosity of oil drop is higher, so the oil drop on the kitchen utensils and cooking utensils is difficult to clean, so the range hood of prior art is necessary to improve.
Disclosure of utility model
The utility model aims to overcome the defects of the prior art and provides an oil dripping-proof range hood which is beneficial to kitchen cleaning.
The aim of the utility model is achieved by the following technical scheme.
The utility model discloses a range hood capable of preventing oil dripping, which comprises a fume collecting assembly and a fume chamber assembly, wherein the fume collecting assembly comprises a fume collecting outer shell, the front lower end of the fume collecting outer shell is provided with an air inlet, an oil collecting bottom plate is correspondingly arranged at the lower part of the fume collecting outer shell, the fume chamber assembly comprises a fume chamber outer shell and a blower assembly, the fume chamber outer shell is arranged at the upper side of the fume collecting outer shell, the fume chamber assembly comprises a blower box, the blower box is arranged in the fume chamber outer shell, the blower assembly is arranged in the blower box, the rear lower end of the blower box is provided with a blower box air inlet interface, the upper end of the fume collecting outer shell is provided with a fume collecting air outlet, the fume collecting air outlet is connected with the blower box air inlet interface, the lower part of the blower box is provided with an oil collecting bottom plate, the blower assembly is arranged above the oil collecting bottom plate, the oil collecting bottom plate is arranged in a front-to-side inclined mode, the rear end edge of the oil collecting bottom plate is connected with the front upper end edge of the blower box air inlet interface, the front side of the blower box is provided with an oil drop groove for connecting the oil collecting bottom plate, the front side of the oil collecting bottom plate is provided with a left oil collecting bottom plate and a flow channel for connecting the oil inlet channel and the oil channels are respectively connected with the two oil channels.
Preferably, the oil flow passage is formed in the fume collecting housing.
Preferably, the fan assembly comprises a fan shell, a fan shell oil drain duct is connected at the lower end of the fan shell in a communicated mode, an oil drain port is formed at the lower rear end of the fan shell oil drain duct, an oil guide plate is arranged in the smoke collecting shell and is arranged in a front-high-back low-shape inclined mode, the upper end of the oil guide plate is located at the rear side of the oil screen, the oil guide plate is located right below the oil drain port, and the lower end of the oil guide plate is connected with the oil cup in a communicated mode.
Preferably, the fan shell oil drain duct is set to be an oil drain groove shell, the oil drain groove shell is arranged in a front high and rear low inclined mode, the upper end of the oil drain groove shell is fixedly connected with the fan shell, and the oil drain port is formed in the lower end of the oil drain groove shell.
Preferably, an oil screen supporting frame is arranged between the upper end of the oil guide plate and the rear end of the oil receiving groove, a slot is formed at the lower end of the oil screen supporting frame, an inserting sheet is formed at the lower end of the oil screen, the oil screen is arranged in the oil screen supporting frame, the inserting sheet is detachably inserted in the corresponding slot, and the upper end of the oil screen is connected with the upper part of the oil screen supporting frame through a fastening piece.
Preferably, the oil screen support frame, the oil receiving groove and the oil guide plate are integrally arranged.
Preferably, the fan assembly is provided with a fan air suction port, and the fan air suction port is arranged backwards.
Compared with the prior art, the utility model has the beneficial effects that: the rear lower end of the fan case is provided with the fan case air inlet port, the upper end of the smoke collecting shell is provided with the smoke collecting air outlet, the smoke collecting air outlet is communicated with the fan case air inlet port, the lower part of the fan case is provided with the oil receiving bottom plate, the fan assembly is arranged above the oil receiving bottom plate and is obliquely arranged in a front-high back-low shape, the front side of the oil receiving bottom plate is provided with the oil receiving groove for receiving oil drops falling from the rear end of the oil receiving bottom plate, the left end and the right end of the oil receiving groove are respectively provided with a groove port, the left side and the right side of the oil net are respectively provided with an oil runner, the front upper end of the oil runner is correspondingly communicated with the connecting groove port, the rear lower end of the oil runner is communicated with the connecting oil cup, so that oil on the outer wall of the fan assembly can be orderly collected into the oil cup, and the oil on the outer wall of the fan assembly is prevented from dripping onto kitchen ware or kitchen range hood is favorable for kitchen cleaning.
Drawings
Fig. 1 is a schematic perspective view of a range hood according to the present utility model.
Fig. 2 is a schematic view showing a sectional structure of the range hood according to the present utility model in a left-hand direction.
FIG. 3 is a schematic cross-sectional view of a fan assembly and fan case assembly of the present utility model.
Fig. 4 is a schematic perspective view of the rear view of the smoke collecting assembly of the present utility model (with the rear portion of the smoke collecting housing removed).
Fig. 5 is a schematic view of a partial structure at a in fig. 4.
Fig. 6 is a schematic diagram of a left rear perspective view of a combination of an oil receiving groove, an oil guiding plate and an oil screen supporting frame of the present utility model.
Fig. 7 is a schematic view of a rear top perspective view of the oil screen of the present utility model.
Fig. 8 is a schematic perspective view of a side seal plate according to the present utility model.
Fig. 9 is a schematic cross-sectional view of the rear view of the combination of the blower housing and the blower housing discharge duct of the present utility model.
Description of the reference numerals: a smoke collecting assembly 1; a fume collecting housing 10; an air inlet 101; a smoke collecting air outlet 102; an oil screen 11; an elongated hole 1101; a tab 1102; an oil receiving groove 12; a slot port 121; an oil guide plate 13; a side seal plate 14; a socket 1401; an oil flow passage 15; an oil screen support frame 16; a slot 161; a wind cabinet assembly 2; a wind cabinet housing 20; a fan assembly 21; a fan inlet 2101; a fan housing 211; an impeller 212; a fan case 22; fan case air inlet interface 221; an oil receiving bottom plate 222; blower housing discharge duct 223; an oil drain 2231; and an oil cup 3.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
The utility model relates to an oil dripping-proof range hood, which comprises a smoke collecting assembly 1 and a wind cabinet assembly 2, as shown in fig. 1 and 2, wherein the smoke collecting assembly 1 comprises a smoke collecting shell 10, the front lower end of the smoke collecting shell 10 is provided with an air inlet 101, the air inlet 101 is correspondingly provided with an oil screen 11, the wind cabinet assembly 2 comprises a wind cabinet shell 20 and a wind turbine assembly 21, the wind cabinet shell 20 is arranged on the upper side of the smoke collecting shell 10, as shown in fig. 2, the wind cabinet assembly 2 comprises a wind cabinet 22, as shown in fig. 2, the wind cabinet 22 is arranged in the wind cabinet shell 20, as shown in fig. 3, the wind turbine assembly 21 is arranged in the wind cabinet 22, the rear lower end of the wind cabinet 22 is provided with a wind cabinet air inlet interface 221, as shown in fig. 4, the upper end of the smoke collecting shell 10 is provided with a smoke collecting air outlet 102, as shown in fig. 1 and 2, specifically, the wind cabinet air inlet interface 221 is inserted into the wind collecting air outlet 102, the wall of the wind cabinet air inlet interface 221 is fixedly connected with the wall body of the wind cabinet air outlet 102, as shown in fig. 2, and the wind cabinet 20 is fixedly connected with the wind cabinet shell 20 outside the wind cabinet 20, and is mainly used for decorating the wind cabinet 20. As shown in fig. 3, an oil receiving bottom plate 222 is formed at the lower part of the fan case 22, the fan assembly 21 is arranged right above the oil receiving bottom plate 222, the oil receiving bottom plate 222 is obliquely arranged in a front high and rear low shape, the rear end edge of the oil receiving bottom plate 222 is connected with the front upper end edge of the fan case air inlet port 221, the rear end edge of the oil receiving bottom plate 222 and the front upper end edge of the fan case air inlet port 221 can be connected into a whole, as shown in fig. 2, the front side of the oil screen 11 is provided with an oil receiving groove 12 for receiving oil drops falling from the rear end of the oil receiving bottom plate 222, in other words, the oil receiving groove 12 is arranged right below the front end of the fan case air inlet port 221, as shown in fig. 6, the left end and the right end of the oil receiving groove 12 are respectively provided with a groove port 121, as shown in fig. 4 and 5, the left side and the right side of the oil screen 11 are respectively provided with an oil runner 15, the front upper end of the oil runner 15 is correspondingly connected with the connecting groove port 121, the lower end of the smoke collecting case 10 is connected with an oil cup 3, in particular, the oil cup 3 can be hung at the lower end of the smoke collecting case 10, and the lower end 15 is connected with the rear oil cup 3; specifically, as shown in fig. 4, the left and right sides of the oil screen 11 are respectively provided with side sealing plates 14, as shown in fig. 8, the front edges of the side sealing plates 14 are folded back to form a groove-like structure, the oil flow channels 15 are formed in the groove-like structure, and the side sealing plates 14 are formed with sockets 1401, as shown in fig. 5, the groove ports 121 are inserted into the sockets 1401 outwards, so that the oil in the oil receiving groove 12 can flow into the upper ends of the oil flow channels 15 through the groove ports 121, and leakage of the oil is avoided.
As shown in fig. 2, when the fan assembly 21 works, the solid arrows in fig. 2 represent the direction of the oil smoke flow, the oil smoke flow is sucked into the air inlet 101, as shown in fig. 7, the oil net 11 is formed with strip holes 1101 arranged in a transverse array, as shown in fig. 2, the oil smoke flow enters the smoke collecting shell 10 through the strip holes 1101, then enters the fan box 22 through the smoke collecting air outlet 102 and the fan box air inlet interface 221, the oil smoke flow is sucked by the fan air suction inlet 2101 of the fan assembly 21, then is discharged upwards out of the fan box 22, and as the oil smoke flow enters the fan box 22 first and then enters the fan assembly 21, the oil accumulated on the outer wall of the fan assembly 21 is dropped downwards to a certain extent, then flows to the front upper end edge of the fan box air inlet interface 221 along the oil collecting bottom plate 222, then flows downwards, the dotted arrows in fig. 2 represent the drop paths, then drops of oil drop to the oil receiving groove 12 extend leftwards and rightwards, and then drops to the kitchen appliance 15 are prevented from flowing into the air inlet channel 15 from flowing into the kitchen appliance 15 to the outer wall of the fan assembly 21, and then drops to the kitchen appliance 15 are prevented from flowing into the air passage 15 from flowing downwards to the kitchen appliance 15 to the air inlet opening 15. The oil on the front inner wall of the fan case 22 also falls onto the oil receiving bottom plate 222, most of the oil on the left and right side walls of the fan case 22 also falls onto the oil receiving bottom plate 222, while the oil on the rear inner wall of the fan case 22 falls down onto the rear inner wall of the fume collecting housing 10, and then the oil falls down into the oil cup 3. Through setting up fan subassembly 21 and locating the just to the top of connecing oil bottom plate 222, avoid the direct whereabouts of fluid on the fan subassembly 21 to the back of oil net 11, combine the structure of oil runner 15 through setting up connecing oil groove 12, make the fluid can walk around oil net 11 ingeniously.
Further, as shown in fig. 4, the oil flow passage 15 is formed in the fume collecting housing 10, in other words, the side sealing plate 14 is located in the fume collecting housing 10, so that the user is prevented from seeing the oil in the oil flow passage 15, and the external appearance of the range hood is prevented from being negatively affected.
Further, as shown in fig. 3, the fan assembly 21 includes a fan housing 211 and an impeller 212, a fan suction port 2101 is formed on the fan housing 211, the impeller 212 is disposed in the fan housing 211, the lower end of the fan housing 211 is connected with a fan housing drain duct 223, an oil drain 2231 is formed at the rear lower end of the fan housing drain duct 223, as shown in fig. 2, an oil guide plate 13 is disposed in the fume collecting housing 10, as shown in fig. 2 and 6, the oil guide plate 13 is disposed in a front-high rear-low inclined manner, in order to make the range hood compact in structure, the oil guide plate 13 is disposed in a relatively steep inclined manner, the upper end of the oil guide plate 13 is located at the rear side of the oil screen 11, the oil guide plate 13 is located just below the oil drain 2231, the lower end of the oil guide plate 13 is connected with the oil cup 3, so that the oil in the fan housing 211 accumulates at the lower end of the fan housing 211, and then the oil drains into the fan housing drain duct 223, the oil 223 flows backward and downward along the fan housing drain duct 223, the oil guide plate 13 drops downward to the oil drain 2231, and the oil drain plate 13 drops downward along the oil guide plate 13 into the air drain duct 211, the oil drain channel is disposed in the rear of the fan housing 211, thereby avoiding the influence of the oil drain from the large oil drain in the user's space being discharged from the air cup 211. By arranging the fan housing oil drain passage 223 and the oil guide plate 13, oil discharged from the inside of the fan housing 211 is prevented from dripping on the back surface of the oil screen 11, so that oil dripping is prevented from leaking, and kitchen cleaning is facilitated.
Further, as shown in fig. 9, the fan housing oil drain passage 223 is set as an oil drain housing, fig. 9 schematically shows a cross-sectional structure of the oil drain housing, as shown in fig. 3, the oil drain housing is arranged in a front high and rear low shape, an upper end of the oil drain housing is fixedly connected to the fan housing 211, an upper end of the oil drain housing can be welded with the fan housing 211, an upper end of the oil drain housing is communicated with the fan housing 211, oil in the fan housing 211 can flow into the oil drain housing, an oil drain 2231 is formed at a lower end of the oil drain housing, the oil drain 2231 is arranged near a rear inner wall of the fan housing 22, and the structure of the oil drain housing is simple and easy to manufacture. In some embodiments, the fan case drain passage 223 may also be provided as a drain pipe. In order to avoid the oil drain housing forming a significant resistance to the air flow, the width of the oil drain housing in the left-right direction should be set small.
Further, as shown in fig. 6, an oil screen supporting frame 16 is disposed between the upper end of the oil guide plate 13 and the rear end of the oil receiving groove 12, a slot 161 is formed at the lower end of the oil screen supporting frame 16, as shown in fig. 7, a tab 1102 is formed at the lower end of the oil screen 11, as shown in fig. 2 and 4, the oil screen 11 is disposed in the oil screen supporting frame 16, in other words, the oil screen supporting frame 16 is also disposed in a vertically inclined manner, the tab 1102 is detachably inserted into the corresponding slot 161, the upper end of the oil screen 11 is connected with the upper portion of the oil screen supporting frame 16 by a fastening member, specifically, a screw hole is formed at the upper portion of the oil screen supporting frame 16, the oil screen 11 can be stably mounted by passing through the upper end of the oil screen 11 by a screw and being screwed with the screw hole, during the process of mounting the oil screen 11, the tab 1102 of the oil screen 11 is first inserted into the corresponding slot 161, then the upper end of the oil screen 11 is swung upward, so that the upper end of the oil screen 11 is also swung into the oil screen supporting frame 16, and then the upper end of the oil screen 11 is connected with the upper end of the oil screen supporting frame 16 by the screw. As shown in fig. 6, the left and right ends of the oil screen support frame 16 are respectively formed with folded edges, and the folded edges are attached to the side seal plates 14 by fasteners.
Further, as shown in fig. 6, the oil screen support frame 16, the oil receiving groove 12 and the oil guide plate 13 are integrally arranged, in other words, the oil screen support frame 16, the oil receiving groove 12 and the oil guide plate 13 are formed on the same sheet metal part, so that the number of parts is reduced, the assembly of the range hood is easy and convenient, and the structural strength of the range hood is also increased.
Further, as shown in fig. 3, the fan assembly 21 is provided with a fan suction inlet 2101, as above, the fan suction inlet 2101 is formed on the fan housing 211, and the fan suction inlet 2101 is disposed backward, that is, the axis of the impeller 212 extends along the front-rear direction, as shown in fig. 2, so that the air inlet 101 needs to be disposed relatively close to the wall of the kitchen in order to make room for the kitchen. The fan of the prior art range hood is installed close to the wall, so that the air suction inlet of the fan of the prior art range hood is arranged forwards, but oil on the fan can be directly dropped onto the oil screen. In order to prevent oil on the fan assembly 21 from directly dripping onto the oil screen 11, the fan assembly 21 is arranged right above the oil receiving bottom plate 222, namely the fan assembly 21 is arranged forward, the fan air suction inlet 2101 is arranged backward, and the space between the fan assembly 21 and the rear inner wall of the fan box 22 is used as an air flow channel, as shown by solid arrows in fig. 2, the arrangement is beneficial to shortening the path of the oil smoke air flow entering the fan air suction inlet 2101, avoiding the roundabout of the oil smoke air flow, and enhancing the oil smoke absorbing performance of the range hood. Specifically, the blower assembly 21 includes a motor mounted on a front inner wall of the blower housing 22 through a bracket, and the impeller 212 is mounted on an output shaft of the motor.
Claims (7)
1. The utility model provides a range hood of drip proof oil, includes collection cigarette subassembly (1) and wind cabinet subassembly (2), collection cigarette subassembly (1) is including collection cigarette shell (10), the preceding lower extreme of collection cigarette shell (10) is equipped with air intake (101), air intake (101) correspond and are equipped with oil net (11), wind cabinet subassembly (2) include wind cabinet shell (20) and fan subassembly (21), wind cabinet shell (20) are located the upside of collection cigarette shell (10), its characterized in that: the fan cabinet component (2) comprises a fan case (22), the fan case (22) is arranged in the fan cabinet shell (20), the fan component (21) is arranged in the fan case (22), a fan case air inlet interface (221) is formed at the rear lower end of the fan case (22), a smoke collecting air outlet (102) is formed at the upper end of the smoke collecting shell (10), the smoke collecting air outlet (102) is communicated with the fan case air inlet interface (221), an oil collecting bottom plate (222) is formed at the lower part of the fan case (22), the fan component (21) is arranged above the oil collecting bottom plate (222), the oil collecting bottom plate (222) is obliquely arranged in a front high-low shape, the rear end edge of the oil collecting bottom plate (222) is connected with the front upper end edge of the fan case air inlet interface (221), an oil collecting groove (12) for collecting oil drops from the rear end of the oil collecting bottom plate (222) is arranged at the front side of the oil collecting bottom plate (11), oil collecting grooves (12) are formed at the left side and right side of the oil collecting bottom plate (222), oil grooves (15) are formed at the left side and right side of the oil collecting bottom plate (222), the oil collecting grooves (121) are connected with the left side of the oil collecting bottom plate (21), the oil collecting grooves (15) are connected with the oil collecting grooves (15) respectively, the oil collecting grooves (15) are formed at the left side of the oil collecting bottom plate (12), the rear lower end of the oil flow passage (15) is communicated with the oil cup (3).
2. The anti-drip range hood of claim 1, wherein: the oil flow passage (15) is formed in the fume collecting housing (10).
3. The drip resistant range hood of claim 2 wherein: the fan assembly (21) comprises a fan housing (211), a fan housing oil drain duct (223) is connected to the lower end of the fan housing (211), an oil drain port (2231) is formed in the lower rear end of the fan housing oil drain duct (223), an oil guide plate (13) is arranged in the smoke collecting housing (10), the oil guide plate (13) is arranged in a front-high rear-low inclined mode, the upper end of the oil guide plate (13) is located at the rear side of the oil screen (11), the oil guide plate (13) is located below the oil drain port (2231), and the lower end of the oil guide plate (13) is connected with the oil cup (3).
4. A range hood with oil drip prevention according to claim 3, wherein: the fan shell oil drain duct (223) is arranged to be an oil drain groove shell, the oil drain groove shell is arranged in a front high and rear low inclined mode, the upper end of the oil drain groove shell is fixedly connected to the fan shell (211), and the oil drain port (2231) is formed in the lower end of the oil drain groove shell.
5. A range hood with oil drip prevention according to claim 3, wherein: the oil screen is characterized in that an oil screen supporting frame (16) is arranged between the upper end of the oil guide plate (13) and the rear end of the oil receiving groove (12), a slot (161) is formed in the lower end of the oil screen supporting frame (16), an inserting sheet (1102) is formed in the lower end of the oil screen (11), the oil screen (11) is arranged in the oil screen supporting frame (16), the inserting sheet (1102) is detachably inserted in the corresponding slot (161), and the upper end of the oil screen (11) is connected with the upper portion of the oil screen supporting frame (16) through a fastener.
6. The anti-drip range hood of claim 5, wherein: the oil screen support frame (16), the oil receiving groove (12) and the oil guide plate (13) are integrally arranged.
7. The anti-drip range hood of claim 1, wherein: the fan assembly (21) is provided with a fan air suction port (2101), and the fan air suction port (2101) is arranged backwards.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202323241702.2U CN221301423U (en) | 2023-11-30 | 2023-11-30 | Oil-dripping-preventing range hood |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202323241702.2U CN221301423U (en) | 2023-11-30 | 2023-11-30 | Oil-dripping-preventing range hood |
Publications (1)
Publication Number | Publication Date |
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CN221301423U true CN221301423U (en) | 2024-07-09 |
Family
ID=91755371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202323241702.2U Active CN221301423U (en) | 2023-11-30 | 2023-11-30 | Oil-dripping-preventing range hood |
Country Status (1)
Country | Link |
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CN (1) | CN221301423U (en) |
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2023
- 2023-11-30 CN CN202323241702.2U patent/CN221301423U/en active Active
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