CN214181265U - Aromatic therapy fragrance diffuser - Google Patents

Aromatic therapy fragrance diffuser Download PDF

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Publication number
CN214181265U
CN214181265U CN202023201414.0U CN202023201414U CN214181265U CN 214181265 U CN214181265 U CN 214181265U CN 202023201414 U CN202023201414 U CN 202023201414U CN 214181265 U CN214181265 U CN 214181265U
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essential oil
cup
atomizing
diffuser
control unit
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CN202023201414.0U
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陈南西
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Chongqing Fitness Technology Co ltd
Chongqing Haikun Medical Appliance Co ltd
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Chongqing Fitness Technology Co ltd
Chongqing Haikun Medical Appliance Co ltd
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Abstract

The utility model discloses a fragrant ware of expanding is treated to giving fragrant, including expanding fragrant ware casing n, expanding fragrant ware top cap m, its characterized in that: the ultrasonic atomization device also comprises an electric control unit A, an ultrasonic transducer B, an atomization cup installation system C and an essential oil supply system D; the electronic control unit A is connected with the essential oil supply system D through a line; the electric control unit A is connected with the ultrasonic transducer B through a line; the ultrasonic transducer B is connected with the atomizing cup installation system C through an atomizing pipeline 6; the essential oil supply system D is connected with the atomizing cup installation system C. Has the advantages that: the aromatherapy diffuser is provided with an electric control unit, the essential oil is input into the control module through an essential oil proportioning scheme and an essential oil adding time scheme of an aromatherapy doctor, and the diffuser automatically controls the pressing-in and pressing-in time of the essential oil so as to achieve the purposes of treating and relieving insomnia, tight spirit and other symptoms of a patient.

Description

Aromatic therapy fragrance diffuser
Technical Field
The utility model belongs to the technical field of atomizing device and specifically relates to a fragrant treatment expands incenses utensil.
Background
The champignon humidifier on the existing market atomizes water into the air, so that the air humidity is increased, and the champignon humidifier is suitable for indoor moisturizing. The essential oil is added, so that the fragrance can be given to the indoor environment. The fragrance humidifier only achieves the effects of releasing fragrance and humidifying through mixing of essential oil and dilution water, is single in function, free of intelligent control, free of an assembly scheme of an essential oil cup and free of a function of fragrance expansion step by step in time of essential oil. The champignon humidifier only has single water tank, can only be simultaneously with essential oil, the water tank is added in the dilution mixing, the mixed joining of multiple essential oil can cause the cup wall to corrode and clean the trouble, manual mixed essential oil can not reach the effect, only a water tank, the essential oil that can not block different efficiency of storage, dilution, can't satisfy aromatic therapy effect, the demand of long-time work can not be satisfied to the water tank of most champignon humidifiers less, and do not have essential oil ratio scheme, can't reach aromatic curative effect fruit. The aroma humidifier has no aroma expansion function of different essential oils in different time intervals, only can atomize liquid in the cup body into air through a single switch, and does not add different essential oils in different time intervals to release the aroma of different essential oils so as to achieve the effect of aroma expansion in aromatherapy. The aromatherapy humidifier is not provided with an electric control unit or an independent atomization transducer module, and the simple control scheme adopted by most aromatherapy humidifiers can only control a humidification switch and a timed humidification function.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a fragrance diffuser for aromatherapy. The aromatherapy diffuser can treat the symptoms of insomnia, tight spirit and the like of a patient by controlling different essential oil cups to press essential oil into the essential oil cups at different time periods through an essential oil and dilution water proportioning scheme. The fragrance diffuser not only achieves the effects of humidifying and releasing fragrance through essential oil. Mixing the essential oil with dilution water according to a certain essential oil proportion of an aromatherapy worker. Different effects can be achieved by adding different essential oils, such as lavender essential oil with tranquilizing effect, and lignum Santali albi essential oil with mood relieving effect. The aromatherapy diffuser is provided with an electric control unit, the essential oil is input into the control module through an essential oil proportioning scheme and an essential oil adding time scheme of an aromatherapy doctor, and the diffuser automatically controls the pressing-in and pressing-in time of the essential oil so as to achieve the purposes of treating and relieving insomnia, tight spirit and other symptoms of a patient.
In order to achieve the above purpose, the utility model adopts the following specific technical scheme: the utility model provides a fragrant therapy expands incenses ware, includes expands incenses ware casing, expands incenses ware top cap, its key lies in: the device also comprises an electric control unit, an ultrasonic transducer, an atomizing cup mounting system and an essential oil supply system;
the ultrasonic energy ring device is arranged beside one side wall in the fragrance diffuser shell, the atomizing cup mounting system is arranged beside the ultrasonic energy ring device, and the essential oil supply system is arranged beside the other side wall in the fragrance diffuser shell and is adjacent to the atomizing cup mounting system; the electronic control unit is arranged beside the atomizing cup mounting system;
the electronic control unit is connected with the essential oil supply system through a line;
the electric control unit is connected with the ultrasonic transducer through a line;
the ultrasonic transducer is connected with the atomizing cup mounting system through an atomizing pipeline;
the essential oil supply system is connected with the atomizing cup installation system.
By adopting the scheme, the aroma therapy diffuser is arranged in the sub-modules, so that the cleanliness of the atomizing cup, the essential oil cup and the diluting cup is ensured. Inside multilayer fixed knot constructs, and the cup fastness is strong in expanding fragrant ware, and the device adopts automatically controlled unit to realize intelligent control, only needs the input control scheme, adds essential oil, expands fragrant start time scheme input device according to aromatherapy person's essential oil ratio scheme, can accomplish the operation.
Further describing, the essential oil supply system comprises an essential oil tank, an essential oil cup and a dilution water cup;
the essential oil box is fixed in the fragrance diffuser shell, an essential oil placing hole and a dilution water placing hole are formed in the surface of the essential oil box, and an essential oil cup fixing cylinder and a dilution water cup fixing cylinder are correspondingly arranged on the surface of the essential oil box;
the essential oil cup is inserted into the essential oil cup fixing cylinder, and the diluting water cup is inserted into the diluting water cup fixing cylinder;
each essential oil cup, the fixed section of thick bamboo of essential oil cup colour is different, and every essential oil cup cartridge is at the fixed section of thick bamboo of essential oil cup rather than corresponding colour.
Pistons are arranged at one ends of the essential oil cup and the diluting water cup;
a motor set is arranged in the essential oil cup and the dilution water cup corresponding to the top cover of the fragrance diffuser, and a push rod of the motor set is abutted to the piston;
the other ends of the essential oil cup and the dilution water cup are rubber end parts, and rubber plugs are arranged at the rubber end parts; a dilution water oblique tip guide pipe and an essential oil oblique tip guide pipe are arranged in the essential oil tank, all the oblique tip guide pipes are communicated with a main pipe, the main pipe is provided with a switch valve, and the main pipe is connected with the atomizing cup through a leakage-proof hose connecting structure;
clamping rings are fixed on the wall bodies of the essential oil cup and the diluting water cup, and support clamping heads are fixed on the clamping rings;
a Y-shaped clamp is fixed on the inner wall of the fragrance diffuser shell;
the essential oil cup and the diluting water cup are fixed by clamping and embedding the bracket clamping head in the Y-shaped clamp.
The bottom parts in the essential oil cup fixing cylinder and the dilution water cup fixing cylinder are provided with oblique pointed guide pipes;
the inclined tip conduit penetrates through the rubber plug and extends into the essential oil cup.
By adopting the scheme, the essential oil cup and the dilution water cup are made of disposable materials, and the essential oil supply system of the aromatherapy fragrance diffuser can be free from cleaning the essential oil cup and the dilution water cup, so that the problem of cleanliness in the fragrance diffuser is solved. The liquid can be pushed more conveniently by adopting the piston push rod device, and the essential oil can be more effectively pressed into the essential oil tank; the device adopts the fixed cup of multilayer fixed mode to guarantee the steadiness.
Further, the atomizing cup is arranged in the system, the atomizing cup is in a round table shape, the upper half part of the atomizing cup is fixed by the atomizing cup fixing ring, and the atomizing cup fixing ring is arranged on the inner side wall of the aromatic therapy diffuser shell;
the bottom of the atomizing cup is arranged at the lower bottom of the aromatic therapy diffuser shell through a fixed base, and the diameter of the fixed base is consistent with that of the bottom of the atomizing cup body;
the lower half cup wall of the atomizing cup is provided with an ultrasonic transducer air inlet, and the ultrasonic transducer air inlet is connected with an ultrasonic transducer through an atomizing pipeline;
a PP material semipermeable membrane is arranged on the air inlet hole of the ultrasonic transducer;
a one-way valve is arranged in the atomizing pipeline and faces the atomizing cup;
the atomizing cup fixing ring is an unsealed elastic ring, and the atomizing cup fixing ring is clamped and installed on the atomizing cup.
The atomizing cup is connected with the smart oil tank through leak protection hose connection structure, the atomizing cup is equipped with the female joint hose, the male joint hose is connected to the female joint hose, the pipeline wall of female joint hose is equipped with the draw-in groove, the pipeline wall of male joint hose is equipped with the checkpost, and this checkpost and male joint hose are integrative to be taken shape, draw-in groove and female joint hose are integrative to be taken shape, checkpost and draw-in groove phase-match, female joint hose even with male joint hose zonulae occludens form leak protection hose connection structure. The end surface of the male joint hose is an inclined surface, and the clamp is positioned on the short pipe wall side of the inclined surface;
the end face of the female joint hose is an inclined plane, and the clamping groove is located on the long pipe wall side of the inclined plane.
By adopting the scheme, the sealing effect of the infusion pipeline is ensured, the assembly and disassembly of the atomizing cup can be supported, and the cleanliness of the atomizing cup used for a long time is ensured. Even if the hose is connected in a mode of being convenient to install, strain caused by time limit can not be caused even if the hose is frequently disassembled, the hose is more convenient to disassemble, and the disassembled hose can be taken out when the hose is pinched to deform; connecting portion pass through checkpost and draw-in groove matching, can effectively prevent the possibility that liquid was washed away when passing through the pipeline, more effectual fixed the pipeline. The area of the inclined plane is more convenient for the connection of the two pipelines.
Further, the fixed position of the atomizing cup is provided with an atomizing air outlet hole corresponding to the top cover of the fragrance diffuser;
the atomizing venthole with between the motor unit install the display screen in the diffuser top cap, the electrical control unit passes through the video line and is connected the display screen.
And a hinge is arranged between the fragrance diffuser shell and the fragrance diffuser top cover and is used for connecting the fragrance diffuser shell and the fragrance diffuser top cover and providing support for the rotation of the fragrance diffuser top cover.
The motor set is provided with at least 2 motors, and the electric control unit controls each motor independently;
the electric control unit is connected with the ultrasonic transducer through a line;
the electric control unit is also connected with the switch valve through a line.
By adopting the scheme, the top cover of the fragrance diffuser is provided with the motors, the motors are controlled by the electric control unit, different motors control the pressing-in of different essential oil pipes, the electric control unit is connected with the display screen and the switch valve, when an external signal is received, the electric control unit can automatically control the switch valve, and the motors are controlled to press-in the piston according to the scheme.
The utility model has the advantages that: the aromatherapy scent diffuser can realize automatic control by writing in an essential oil proportioning scheme, adding essential oil and a scent diffusion starting time scheme. By adopting the scheme of proportioning the essential oil and the dilution water, different essential oil cups are controlled to press the essential oil to work at different time periods, so that symptoms of insomnia, tight spirit and the like of a patient are treated. The electric control unit can be arranged according to a preset scheme, and the motor is controlled to press essential oil in proportion according to different time and proportions of the scheme.
Drawings
FIG. 1 is a schematic view of the structural framework of the diffuser;
FIG. 2 is a schematic view of the construction of the diffuser;
FIG. 3 is a schematic side view of the diffuser;
fig. 4 is a schematic top view of the diffuser.
Detailed Description
The following provides a more detailed description of the embodiments and the operation of the present invention with reference to the accompanying drawings.
Example (b):
as can be seen from figure 1, a fragrance diffuser includes diffuser casing n, diffuser top cap m, its key lies in: the ultrasonic atomization device also comprises an electric control unit A, an ultrasonic transducer B, an atomization cup installation system C and an essential oil supply system D;
the ultrasonic energy ring device B is arranged beside one side wall in the fragrance diffuser shell, the atomizing cup mounting system C is arranged beside the ultrasonic energy ring device B, and the essential oil supply system D is arranged beside the other side wall in the fragrance diffuser shell and is adjacent to the atomizing cup mounting system C; the electronic control unit A is arranged beside the atomizing cup mounting system C;
the electronic control unit A is connected with the essential oil supply system D through a line;
the electric control unit A is connected with the ultrasonic transducer B through a line;
the ultrasonic transducer B is connected with the atomizing cup installation system C through an atomizing pipeline 6;
the essential oil supply system D is connected with the atomizing cup installation system C.
As can be seen in fig. 2, 3 and 4, the essential oil supply system D comprises an essential oil tank 19, an essential oil cup 16 and a dilution water cup 14;
the essential oil tank 19 is fixed in the diffuser shell n, and the surface of the essential oil tank is provided with an essential oil placing hole and a dilution water placing hole which are respectively and correspondingly provided with an essential oil cup fixing cylinder 17 and a dilution water cup fixing cylinder 15;
the essential oil cup 16 is inserted into the essential oil cup fixing cylinder 17, and the diluting water cup 14 is inserted into the diluting water cup fixing cylinder 15;
each essential oil cup 16 and the essential oil cup fixing cylinder 17 are different in color, and each essential oil cup 16 is inserted into the essential oil cup fixing cylinder 17 with the corresponding color.
One ends of the essential oil cup 16 and the dilution water cup 14 are provided with a piston k 2;
a motor group k is arranged in the essential oil cup 16 and the dilution water cup 14 corresponding to the top cover m of the fragrance diffuser, and a push rod k1 of the motor group k is abutted with the piston k 2;
the other ends of the essential oil cup 16 and the dilution water cup 14 are rubber end parts, and rubber stoppers 18 are arranged at the rubber end parts; a dilution water oblique tip conduit and an essential oil oblique tip conduit are arranged in the essential oil tank 19, all the oblique tip conduits 20 are communicated with a main pipeline, the main pipeline is provided with a switch valve 11, and the main pipeline is connected with the atomizing cup 1 through a leakage-proof hose connecting structure F;
the wall bodies of the essential oil cup 16 and the diluting water cup 14 are respectively provided with a snap ring p1, and a support chuck p2 is fixed on the snap ring;
a Y-shaped hoop p is fixed on the inner wall of the fragrance diffuser shell n;
the essential oil cup 16 and the dilution water cup 14 are clamped in the Y-shaped clamp p through the support clamp p2 to complete fixation.
The bottom parts in the essential oil cup fixing cylinder 17 and the dilution water cup fixing cylinder 15 are respectively provided with an inclined pointed guide pipe 20;
the beveled conduit 20 passes through the rubber stopper 18 and extends into the essential oil cup 16.
As can be seen from fig. 2 and 3, in the atomizing cup mounting system C, the atomizing cup 1 is in a circular truncated cone shape, the upper half of the atomizing cup 1 is fixed by the atomizing cup fixing ring 3, and the atomizing cup fixing ring 3 is mounted on the inner side wall of the aromatherapy diffuser shell n;
the bottom of the atomizing cup 1 is arranged on the lower bottom of the aromatherapy diffuser shell n through a fixed base 7, and the diameter of the fixed base 7 is consistent with the diameter of the bottom of the cup body of the atomizing cup 1;
the lower half part of the atomizing cup 1 is provided with an ultrasonic transducer air inlet hole, and the ultrasonic transducer air inlet hole is connected with an ultrasonic transducer B through an atomizing pipeline 6;
a PP material semipermeable membrane 4 is arranged on the air inlet of the ultrasonic transducer;
a one-way valve 5 is arranged in the atomizing pipe 6, and the one-way valve 5 faces the atomizing cup 1;
the atomizing cup fixing ring 3 is an unsealed elastic ring, and the atomizing cup fixing ring 3 clamps the atomizing cup 1.
Atomizing cup 1 is connected with the smart oil case through leak protection hose connection structure F, atomizing cup 1 is equipped with female joint hose 8, female joint hose 8 connects male joint hose 9, female joint hose 8's pipeline wall is equipped with the draw-in groove, male joint hose 9's pipeline wall is equipped with the checkpost, and this checkpost takes shape with male joint hose 9 is integrative, draw-in groove and female joint hose 8 are integrative to be taken shape, checkpost and draw-in groove phase-match, female joint hose 8 even form leak protection hose connection structure F with male joint hose 9 zonulae occludens. The end surface of the male joint hose 9 is an inclined surface, and the clip is positioned on the short pipe wall side of the inclined surface;
the end face of the female joint hose 8 is an inclined plane, and the clamping groove is located on the long pipe wall side of the inclined plane.
As can be seen by combining fig. 2 and 3, the fixed position of the atomizing cup 1 is provided with an atomizing air outlet 13 corresponding to the top cover m of the fragrance diffuser;
atomizing venthole 13 with between the motor group k install display screen 12 in the diffuser top cap m, electrical unit A passes through the video line and is connected display screen 12.
A hinge 21 is arranged between the fragrance diffuser shell n and the fragrance diffuser top cover m and is used for connecting the fragrance diffuser shell n and the fragrance diffuser top cover m and providing support for the rotation of the fragrance diffuser top cover m.
The motor group k is provided with at least 2 motors, and the electric control unit A independently controls each motor;
the electronic control unit A is connected with the ultrasonic transducer B through a line;
the electric control unit A is also connected with the switch valve 11 through a line.
The utility model discloses a theory of operation: open and expand fragrant ware top cap, insert the fixed section of thick bamboo of essential oil cup, the fixed section of thick bamboo of drinking cup respectively with disposable essential oil cup, dilution drinking cup, simultaneously, the support chuck of essential oil cup and dilution drinking cup inlay to the fixed station in its corresponding clamp on dropping to the fixed section of thick bamboo in the bottom, oblique sharp pipe this moment also passes the rubber buffer and stretches into essential oil cup, inside the dilution drinking cup, close and expand fragrant ware top cap, the assembly of essential oil cup, dilution drinking cup is accomplished promptly to the piston push rod connection electric piston of motor.

Claims (9)

1. The utility model provides a fragrant therapy expands incenses ware, includes expands incenses ware casing (n), expands incenses ware top cap (m), its characterized in that: the ultrasonic atomization device is characterized by also comprising an electric control unit (A), an ultrasonic transducer (B), an atomization cup installation system (C) and an essential oil supply system (D);
the electronic control unit (A) is connected with the essential oil supply system (D) through a line;
the electric control unit (A) is connected with the ultrasonic transducer (B) through a line;
the ultrasonic transducer (B) is connected with the atomizing cup mounting system (C) through an atomizing pipeline (6);
and the essential oil supply system (D) is connected with the atomizing cup installation system (C).
2. The aromatherapy scent diffuser of claim 1, wherein: the essential oil supply system (D) comprises an essential oil tank (19), an essential oil cup (16) and a dilution water cup (14);
the essential oil tank (19) is fixed in the fragrance diffuser shell (n), and the surface of the essential oil tank is provided with an essential oil placing hole and a dilution water placing hole which are respectively and correspondingly provided with an essential oil cup fixing cylinder (17) and a dilution water cup fixing cylinder (15);
the essential oil cup (16) is inserted into the essential oil cup fixing cylinder (17), and the diluting water cup (14) is inserted into the diluting water cup fixing cylinder (15);
one ends of the essential oil cup (16) and the dilution water cup (14) are provided with pistons (k 2);
a motor set (k) is arranged in the essential oil cup (16) and the dilution water cup (14) corresponding to the fragrance diffuser top cover (m), and a push rod (k1) of the motor set (k) is abutted to the piston (k 2);
the other ends of the essential oil cup (16) and the dilution water cup (14) are rubber end parts, and rubber stoppers (18) are arranged at the rubber end parts;
the bottom parts in the essential oil cup fixing cylinder (17) and the dilution water cup fixing cylinder (15) are respectively provided with an inclined sharp conduit (20);
the inclined tip conduit (20) penetrates through the rubber plug (18) and extends into the essential oil cup (16).
3. The aromatherapy scent diffuser of claim 2, wherein: the atomizing cup mounting system (C), the atomizing cup (1) is in a round table shape, the upper half part of the atomizing cup (1) is fixed through the atomizing cup fixing ring (3), and the atomizing cup fixing ring (3) is mounted on the inner side wall of the aromatherapy fragrance diffuser shell (n);
the bottom of the atomizing cup (1) is arranged at the lower bottom of the aromatherapy diffuser shell (n) through a fixed base (7), and the diameter of the fixed base (7) is consistent with that of the bottom of the atomizing cup (1);
the lower half part of the atomizing cup (1) is provided with an ultrasonic transducer air inlet hole, and the ultrasonic transducer air inlet hole is connected with an ultrasonic transducer (B) through an atomizing pipeline (6);
atomizing cup (1) is connected with the smart oil case through leak protection hose connection structure (F), atomizing cup (1) is equipped with female joint hose (8), and the smart oil case is equipped with male joint hose (9), male joint hose (9) are connected in female joint hose (8), the pipeline wall of female joint hose (8) is equipped with the draw-in groove, the pipeline wall of male joint hose (9) is equipped with the checkpost, and this checkpost and male joint hose (9) integrated into one piece, draw-in groove and female joint hose (8) integrated into one piece, checkpost and draw-in groove phase-match, female joint hose (8) even form leak protection hose connection structure (F) with male joint hose (9) zonulae occludens.
4. The aromatherapy scent diffuser of claim 3, wherein: the end surface of the male joint hose (9) is an inclined surface, and the clamp is positioned on the short pipe wall side of the inclined surface;
the end face of the female joint hose (8) is an inclined plane, and the clamping groove is located on the long pipe wall side of the inclined plane.
5. The aromatherapy scent diffuser of claim 3, wherein: a PP material semipermeable membrane (4) is arranged on the air inlet hole of the ultrasonic transducer;
a one-way valve (5) is arranged in the atomizing pipeline (6), and the one-way valve (5) faces the atomizing cup (1);
the atomizing cup fixing ring (3) is an unsealed elastic ring, and the atomizing cup fixing ring (3) clamps the atomizing cup (1).
6. The aromatherapy scent diffuser of claim 3, wherein: a dilution water oblique tip conduit and an essential oil oblique tip conduit are arranged in the essential oil tank (19), all the oblique tip conduits (20) are communicated with a main conduit, the main conduit is provided with a switch valve (11), and the main conduit is connected with the atomizing cup (1) through a leakage-proof hose connecting structure (F);
snap rings (p1) are fixed on the wall bodies of the essential oil cup (16) and the diluting water cup (14), and support chucks (p2) are fixed on the snap rings;
a Y-shaped clamp (p) is fixed on the inner wall of the fragrance diffuser shell (n);
the essential oil cup (16) and the dilution water cup (14) are clamped and embedded in the Y-shaped clamp (p) through the support clamping head (p2) to complete fixation.
7. The aromatherapy scent diffuser of claim 6, wherein: an atomizing air outlet hole (13) is formed in the fixed position of the atomizing cup (1) corresponding to the top cover (m) of the fragrance diffuser;
atomizing venthole (13) with between motor unit (k) install display screen (12) in expanding fragrant ware top cap (m), electrical control unit (A) passes through the video line and is connected display screen (12).
8. The aromatherapy scent diffuser of claim 1, wherein: a hinge (21) is arranged between the fragrance diffuser shell (n) and the fragrance diffuser top cover (m) and is used for connecting the fragrance diffuser shell (n) and the fragrance diffuser top cover (m) and providing support for the rotation of the fragrance diffuser top cover (m).
9. The aromatherapy scent diffuser of claim 7, wherein: the motor set (k) is provided with at least 2 motors, and the electric control unit (A) controls each motor independently;
the electric control unit (A) is connected with the ultrasonic transducer (B) through a line;
the electric control unit (A) is also connected with the switch valve (11) through a line.
CN202023201414.0U 2020-12-24 2020-12-24 Aromatic therapy fragrance diffuser Active CN214181265U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023201414.0U CN214181265U (en) 2020-12-24 2020-12-24 Aromatic therapy fragrance diffuser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023201414.0U CN214181265U (en) 2020-12-24 2020-12-24 Aromatic therapy fragrance diffuser

Publications (1)

Publication Number Publication Date
CN214181265U true CN214181265U (en) 2021-09-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023201414.0U Active CN214181265U (en) 2020-12-24 2020-12-24 Aromatic therapy fragrance diffuser

Country Status (1)

Country Link
CN (1) CN214181265U (en)

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