阅读说明：本技术 一种冰点渗透压测定仪探头的自动洁净装置 (Automatic cleaning device of freezing point osmotic pressure tester probe ) 是由 侯孟莹 于 2021-08-04 设计创作，主要内容包括：本发明公开了一种冰点渗透压测定仪探头的自动洁净装置,涉及医疗检测辅助技术领域,该自动洁净装置包括承载平台,所述承载平台上设有条形安装通槽且承载平台一端倾斜,还包括刷洗机构、加热组件和承载输送机构,所述承载输送机构包括输送组件、横齿条和多个承载插筒组件,所述承载插筒组件穿过条形安装通槽并在条形安装通槽上滑动；用于插接安装探头并能够自身旋转；所述输送组件设在承载平台上并用于连续性拨动多个承载插筒组件在条形安装通槽上滑动；每个承载插筒组件上均设有扇叶和齿轮,设在承载平台上并与齿轮啮合。个清洗过程,自动进行而效率较高,并利用探头在输送过程中的旋转有效配合冲洗和加热干燥,提高清洗的效果。(The invention discloses an automatic cleaning device for a freezing point osmotic pressure tester probe, which relates to the technical field of medical detection assistance and comprises a bearing platform, a scrubbing mechanism, a heating assembly and a bearing and conveying mechanism, wherein a strip-shaped installation through groove is formed in the bearing platform, one end of the bearing platform is inclined; the probe is used for inserting and mounting the probe and can rotate per se; the conveying assembly is arranged on the bearing platform and is used for continuously shifting the bearing inserting barrel assemblies to slide on the strip-shaped mounting through grooves; each bearing inserting cylinder assembly is provided with a fan blade and a gear, and the fan blades and the gear are arranged on the bearing platform and are meshed with the gear. The cleaning process is automatically carried out, the efficiency is higher, the rotation of the probe in the conveying process is effectively matched with washing and heating drying, and the cleaning effect is improved.)

1. An automatic cleaning device for a freezing point osmotic pressure tester probe comprises a bearing platform, wherein a strip-shaped installation through groove is formed in the bearing platform, one end of the bearing platform is inclined, and the automatic cleaning device is characterized by further comprising a brushing mechanism, a heating assembly and a bearing conveying mechanism;

the brushing mechanism is arranged at the bottom of the bearing platform and is used for brushing the probe passing through the side part of the bearing platform;

the heating assembly is arranged at the bottom of the bearing platform, is positioned at the side part of the brushing mechanism and is used for heating and drying the probe passing through the side part of the bearing platform;

the bearing conveying mechanism comprises a conveying assembly, a transverse rack and a plurality of bearing inserting barrel assemblies;

the bearing inserting cylinder assembly penetrates through the strip-shaped mounting through groove and slides on the strip-shaped mounting through groove; the probe is used for inserting and mounting the probe and can rotate per se;

the conveying assembly is arranged on the bearing platform and is used for continuously shifting the bearing inserting barrel assemblies to slide on the strip-shaped mounting through grooves;

each bearing inserting cylinder assembly is provided with a fan blade and a gear, and the fan blades and the gear are arranged on the bearing platform and are meshed with the gear.

2. The automatic cleaning device for a freezing point osmometer probe according to claim 1, wherein the bearing cartridge assembly comprises an inner cartridge and a rotating base;

the rotating seat is arranged on the bearing platform in a penetrating mode and can slide linearly along the strip-shaped mounting through groove;

the inner cylinder penetrates through the rotating seat and is connected with the rotating seat in a rotating mode, and the inner cylinder is used for inserting and installing the probe and installing the fan blades and the gear.

3. The apparatus of claim 1, wherein the transport assembly comprises a drive member and two sets of orbiting wheel transport units;

the two groups of circulating rotating wheel conveying units are respectively corresponding to two sides of the strip-shaped installation through groove, each circulating rotating wheel conveying unit comprises a stirring belt and two rotating wheels, the two rotating wheels are rotatably arranged on the bearing platform, and the stirring belts are wound between the two stirring belts;

the outer wall of the toggle belt is provided with a plurality of bulges, the bulges on the two power toggle belts are in one-to-one correspondence, and a clamping hole is formed between the bulges and an adjacent group of toggle belts when the bulges are opposite to each other, and the clamping hole is used for clamping the bearing inserting barrel assembly;

the driving part is arranged on the bearing platform and drives the rotating wheels in the two circulating rotating wheel conveying units to rotate in opposite directions.

4. The apparatus of claim 1, wherein the transportation assembly comprises a power member, a connection sleeve, and at least one pair of side deflector members;

the connecting sleeve body is rotatably arranged on the output end of the power piece, the power piece is arranged on the bearing platform, the side deflector rod pieces are arranged on the outer wall of the connecting sleeve body, and a crack is formed between the pair of side deflector rod pieces;

when the bearing inserting cylinder assembly enters the crack, the length of the conveying assembly close to one side of the bearing inserting cylinder assembly is smaller than that of the conveying assembly far away from one side of the bearing inserting cylinder assembly.

5. The automatic cleaning device for a freezing point osmometer probe according to claim 1, wherein the brushing mechanism comprises a brushing assembly and a spraying assembly;

the brushing assembly is fixed at the bottom of the bearing platform and is used for brushing the surface of the probe passing through the inside of the bearing platform;

the spraying and washing assembly is arranged on the side part of the brushing assembly and is used for spraying water to the probe passing through the brushing assembly.

6. The automatic cleaning device for the freezing point osmolarity tester probe according to claim 5, wherein the brushing assembly comprises a brushing frame and bristles, the side part of the brushing frame is fixed on the bearing platform through a support and has a U-shaped cross section, and the bristles are uniformly distributed on the inner wall of the brushing frame.

7. The automatic cleaning device for the freezing point osmolarity tester probe according to any of the claims 1-6, characterized in that the heating component comprises a heating tank and at least one heating element, the heating tank is a U-shaped tank structure and the probe passes through the inside of the heating tank during the moving process; the heating piece is arranged on the inner wall of the heating groove body and used for heating the inside of the heating groove body.

Technical Field

The invention relates to the technical field of medical detection assistance, in particular to an automatic cleaning device for a probe of an freezing point osmotic pressure tester.

Background

The principle of the freezing point osmometer is based on the direct proportional relation between freezing point depression and the molar concentration of a solution, and the cryometer is widely applied to clinical detection of blood, urine, dialysate, tissue cell culture fluid and other liquids in hospitals, and osmotic pressure indexes are more and more emphasized in pregnancy, pregnancy and artificial insemination.

After the freezing point osmometer detects, more impurities can remain on the surface of the probe, and the probe needs to be cleaned; the existing probe cleaning mode is that the probe is directly placed in water or disinfectant to be stirred for cleaning, but manual operation is needed, and manual drying treatment is needed for cleaning; the efficiency is low.

Disclosure of Invention

The invention aims to provide an automatic cleaning device for a freezing point osmotic pressure tester probe, which aims to solve the problem that automatic cleaning and drying treatment cannot be carried out.

In order to achieve the purpose, the invention provides the following technical scheme:

an automatic cleaning device for a freezing point osmotic pressure tester probe comprises a bearing platform, a scrubbing mechanism, a heating assembly and a bearing conveying mechanism, wherein a strip-shaped installation through groove is formed in the bearing platform, one end of the bearing platform is inclined, and the scrubbing mechanism is arranged at the bottom of the bearing platform and used for scrubbing the probe passing through the side part of the bearing platform; the heating assembly is arranged at the bottom of the bearing platform, is positioned at the side part of the brushing mechanism and is used for heating and drying the probe passing through the side part of the bearing platform; the bearing and conveying mechanism comprises a conveying assembly, a transverse rack and a plurality of bearing and inserting barrel assemblies, and the bearing and inserting barrel assemblies penetrate through the strip-shaped mounting through grooves and slide on the strip-shaped mounting through grooves; the probe is used for inserting and mounting the probe and can rotate per se; the conveying assembly is arranged on the bearing platform and is used for continuously shifting the bearing inserting barrel assemblies to slide on the strip-shaped mounting through grooves; each bearing inserting cylinder assembly is provided with a fan blade and a gear, and the fan blades and the gear are arranged on the bearing platform and are meshed with the gear.

On the basis of the technical scheme, the invention also provides the following optional technical scheme:

in one alternative: the bearing inserting barrel assembly comprises an inner barrel and a rotating seat, and the rotating seat is penetratingly arranged on the bearing platform and can linearly slide along the strip-shaped mounting through groove; the inner cylinder penetrates through the rotating seat and is connected with the rotating seat in a rotating mode, and the inner cylinder is used for inserting and installing the probe and installing the fan blades and the gear.

In one alternative: the conveying assembly comprises a driving part and two groups of circulating rotating wheel conveying units; the two groups of circulating rotating wheel conveying units are respectively corresponding to two sides of the strip-shaped installation through groove, each circulating rotating wheel conveying unit comprises a stirring belt and two rotating wheels, the two rotating wheels are rotatably arranged on the bearing platform, and the stirring belts are wound between the two rotating wheels; the outer wall of the toggle belt is provided with a plurality of bulges, the bulges on the two power toggle belts are in one-to-one correspondence, and a clamping hole is formed between the bulges and an adjacent group of toggle belts when the bulges are opposite to each other, and the clamping hole is used for clamping the bearing inserting barrel assembly; the driving part is arranged on the bearing platform and drives the rotating wheels in the two circulating rotating wheel conveying units to rotate in opposite directions.

In one alternative: the conveying assembly comprises a power part, a connecting sleeve body and at least one pair of side shifting rod pieces, the connecting sleeve body is rotatably arranged at the output end of the power part, the power part is arranged on the bearing platform, the side shifting rod pieces are arranged on the outer wall of the connecting sleeve body, a crack is formed between the side shifting rod pieces, and when the bearing cartridge assembly enters the crack, the length of the conveying assembly close to one side of the bearing cartridge assembly is smaller than that of the conveying assembly far away from one side of the bearing cartridge assembly.

In one alternative: the brushing mechanism comprises a brushing assembly and a spray-washing assembly, and the brushing assembly is fixed at the bottom of the bearing platform and is used for brushing the surface of the probe passing through the inside of the bearing platform; the spraying and washing assembly is arranged on the side part of the brushing assembly and is used for spraying water to the probe passing through the brushing assembly.

In one alternative: the brush arrangement assembly comprises a brush arrangement frame body and brush bristles, the side parts of the brush arrangement frame body are fixed on the bearing platform through a support, the cross section of the brush arrangement frame body is of a U-shaped structure, and the brush bristles are uniformly distributed on the inner wall of the brush arrangement frame body.

In one alternative: the heating assembly comprises a heating groove body and at least one heating element, the heating groove body is of a U-shaped groove structure, and the probe passes through the inside of the heating groove body in the moving process; the heating piece is arranged on the inner wall of the heating groove body and used for heating the inside of the heating groove body.

Compared with the prior art, the invention has the following beneficial effects:

the device drives the bearing inserting cylinder assembly to linearly move along the strip-shaped mounting through groove through the conveying assembly, and in the moving process of the bearing inserting cylinder assembly, as the bearing inserting cylinder assembly can rotate per se, the bearing inserting cylinder assembly can be driven to do autorotation motion when the strip-shaped mounting through groove slides through the meshing of the transverse rack and the gear, and when the bearing inserting cylinder assembly passes through the scrubbing mechanism, the scrubbing mechanism sprays and washes the probe and is matched with the autorotation motion to centrifugally wash stains on the probe; when the bearing inserting cylinder assembly passes through the heating assembly, the heating assembly heats and dries the cleaned probe, and when the bearing inserting cylinder assembly rotates, the fan blades rotate to generate air flow, and the air flow flows to the probe to increase the air circulation around the probe, so that the rapid drying can be realized; after drying, the bearing inserting barrel assembly moves to one end of the bearing platform, and the probe is taken out through a mechanical arm or a manual work; whole cleaning process goes on automatically and efficiency is higher to utilize the rotatory effective cooperation of probe in transportation to wash and heat drying, improve abluent effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the device in one embodiment of the present invention.

FIG. 2 is a schematic view of a load bearing cartridge assembly according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of a conveying assembly in one embodiment of the invention.

Fig. 4 is a schematic structural view of a conveying assembly in one embodiment of the invention.

FIG. 5 is a schematic view of a brush assembly according to an embodiment of the present disclosure.

Fig. 6 is a schematic view of a heating assembly according to an embodiment of the present invention.

Notations for reference numerals: the device comprises a bearing platform 1, a bearing inserting cylinder component 2, an inner cylinder 21, a rotating seat 22, a gear 23, an air bag body 24, a water tank 3, a brushing component 4, a brushing frame body 41, bristles 42, water permeable holes 43, a spraying component 5, a water guide pipe 51, a pump body 52, a spray head 53, a heating component 6, a heating tank body 61, a heating component 62, a conveying component 7, a rotating wheel 71, a toggle belt 72, a protrusion 73, a clamping hole 74, a power component 75, a connecting sleeve body 76, a side shifting rod component 77, fan blades 8, a cross rack 9 and a strip-shaped mounting through groove 11.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments; in the drawings or the description, the same reference numerals are used for similar or identical parts, and the shape, thickness or height of each part may be enlarged or reduced in practical use. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.

In one embodiment, as shown in fig. 1 and 2, an automatic cleaning device for a freezing point osmometer probe comprises a bearing platform 1, a scrubbing mechanism, a heating assembly 6 and a bearing conveying mechanism, wherein a strip-shaped installation through groove 11 is formed in the bearing platform 1, one end of the bearing platform 1 is inclined, and the scrubbing mechanism is arranged at the bottom of the bearing platform 1 and is used for scrubbing the probe passing through the side part of the bearing platform; the heating assembly 6 is arranged at the bottom of the bearing platform 1, is positioned at the side part of the brushing mechanism and is used for heating and drying the probe passing through the side part of the bearing platform; the bearing and conveying mechanism comprises a conveying assembly 7, a transverse rack 9 and a plurality of bearing inserting cylinder assemblies 2, and the bearing inserting cylinder assemblies 2 penetrate through the strip-shaped mounting through grooves 11 and slide on the strip-shaped mounting through grooves 11; the probe is used for inserting and mounting the probe and can rotate per se; the conveying assembly 7 is arranged on the bearing platform 1 and is used for continuously shifting the bearing inserting cylinder assemblies 2 to slide on the strip-shaped mounting through groove 11; each bearing inserting cylinder component 2 is provided with a fan blade 8 and a gear 23, and 9 is arranged on the bearing platform 1 and meshed with the gear 23;

in the implementation process of the embodiment, the probe of the freezing point osmolarity tester is inserted and installed in the bearing inserting cylinder assembly 2, so that the probe head part of the probe extends out of the bearing inserting cylinder assembly 2 from the lower part, because one end of the bearing platform 1 is inclined, the bearing inserting cylinder assembly 2 slides to the end part of the conveying assembly 7 along the inclined part of the bearing platform 1, the bearing inserting cylinder assembly 2 continues to move linearly along the strip-shaped installation through groove 11 under the driving of the conveying assembly 7, and in the moving process of the bearing inserting cylinder assembly 2, because the bearing inserting cylinder assembly 2 can rotate per se, the bearing inserting cylinder assembly 2 can be driven to do autorotation motion when the strip-shaped installation through groove 11 slides through the meshing of the transverse rack 9 and the gear 23, and when the bearing inserting cylinder assembly 2 passes through the scrubbing mechanism, the scrubbing mechanism sprays and washes the probe and cooperates with the autorotation motion to centrifugally wash stains on the probe; when the bearing inserting cylinder assembly 2 passes through the heating assembly 6, the heating assembly 6 heats and dries the cleaned probe, and when the bearing inserting cylinder assembly 2 rotates, the fan blades 8 rotate to generate air flow, and the air flow flows to the probe to increase the air circulation around the probe, so that the rapid drying can be realized; after drying, the bearing inserting barrel assembly 2 moves to one end of the bearing platform 1 to take out the probe through a manipulator or a manual work; the whole cleaning process is automatically carried out, the efficiency is high, and the rotation of the probe in the conveying process is effectively matched with washing and heating drying, so that the cleaning effect is improved; as an embodiment, the left, right, up and down positions of the components shown in the drawings are only one arrangement, and the specific positions are set according to specific requirements;

in one embodiment, as shown in fig. 2, the bearing cartridge assembly 2 comprises an inner cylinder 21 and a rotating seat 22, wherein the rotating seat 22 is penetratingly mounted on the bearing platform 1 and can linearly slide along the strip-shaped mounting through groove 11; the inner cylinder 21 penetrates through the rotating base 22 and is rotatably connected with the rotating base, and the inner cylinder 21 is used for inserting and mounting a probe and mounting fan blades 8 and a gear 23; wherein, the rotating seat 22 slides linearly on the strip-shaped installation through groove 11, so that the probe can be ensured to move linearly; because the inner cylinder 21 is rotationally connected with the rotating seat 22, the inner cylinder 21 rotates automatically and drives the probe to rotate under the driving of the movement of the rotating seat 22 by utilizing the meshing of the gear 23 and the transverse rack 9; wherein, the inner wall of the inner cylinder 21 is also provided with an air bag body 24, and the air bag body 24 is used for clamping the probe through expansion and compression so as to improve the installation firmness of the probe;

in one embodiment, as shown in fig. 3, the conveyor assembly 7 comprises a drive member (not shown) and two sets of orbiting wheel conveyor units; the two groups of circulating rotating wheel conveying units are respectively corresponding to two sides of the strip-shaped installation through groove 11, each circulating rotating wheel conveying unit comprises a stirring belt 72 and two rotating wheels 71, the two rotating wheels 71 are rotatably arranged on the bearing platform 1, and the stirring belts 72 are surrounded between the two rotating wheels 71; the outer wall of the poking belt 72 is provided with a plurality of bulges 73, the bulges 73 on the two power poking belts 72 are in one-to-one correspondence, and a clamping hole 74 is formed between the two power poking belts 72 and an adjacent group of poking belts when the power poking belts are opposite to each other, and the clamping hole 74 is used for clamping the bearing inserting cylinder assembly 2; the driving part is arranged on the bearing platform 1 and drives the rotating wheels 71 in the two circulating rotating wheel conveying units to rotate in opposite directions; driven by a driving part, two poking belts 72 surrounding the rotating wheel conveying units surround between two rotating wheels 71, and the clamping holes 74 clamp the bearing inserting cylinder assembly 2 from an opening state at one end of the surrounding rotating wheel conveying units, are in a closing state and then move linearly to convey the bearing inserting cylinder assembly 2 along the strip-shaped mounting through groove 11 until the other end of the surrounding rotating wheel conveying units is opened and separated from the bearing inserting cylinder assembly 2; so as to automatically convey the bearing inserting barrel assembly 2 in a production line manner; the driving part can be two motors with opposite rotation directions and same rotation speed, and the two motors respectively drive two rotating wheels 71 surrounding the rotating wheel conveying unit; the driving piece can also be a pneumatic motor, and the output shaft of the pneumatic motor is respectively connected with the rotating wheels 71 of the two surrounding rotating wheel conveying units through gear transmission and belt transmission;

in one embodiment, as shown in fig. 4, the conveying assembly 7 includes a power member 75, a connecting sleeve 76 and at least a pair of side poking rod members 77, the connecting sleeve 76 is rotatably disposed on the output end of the power member 75, the power member 75 is disposed on the bearing platform 1, the side poking rod members 77 are disposed on the outer wall of the connecting sleeve 76, a gap is formed between the pair of side poking rod members 77, and when the bearing cartridge assembly 2 enters the gap, the length of the conveying assembly 7 on the side close to the bearing cartridge assembly 2 is smaller than that of the conveying assembly 7 on the side far from the bearing cartridge assembly 2; with the driving of the power element 75, the connecting sleeve body 76 rotates and drives the side shift lever elements 77 to rotate, and the crack between the two side shift lever elements 77 rotates along with the rotation and shifts the bearing cartridge assembly 2 to slide along the strip-shaped mounting through groove 11;

in one embodiment, as shown in fig. 1, the brushing mechanism comprises a brushing assembly 4 and a spraying assembly 5, wherein the brushing assembly 4 is fixed at the bottom of the bearing platform 1 and is used for brushing the surface of the probe passing through the inner part of the bearing platform; the spraying and washing assembly 5 is arranged on the side part of the brushing assembly 4 and is used for spraying water to the probe passing through the brushing assembly 4; the brushing component 4 brushes the probe to reduce the adhesive strength of the stain and the probe, and the stain is taken away by the water sprayed by the spray washing component 5; the cleaning effect is improved; wherein, the brushing mechanism can also be a cleaning tank with bristles and cleaning water inside;

the brushing assembly 4 may be a side plate with bristles mounted on an end surface, and in one embodiment, as shown in fig. 1 and 5, a preferable scheme is provided, the brushing assembly 4 includes a brushing frame 41 and bristles 42, a side portion of the brushing frame 41 is fixed on the bearing platform 1 through a bracket, and has a U-shaped cross section, and the bristles 42 are uniformly distributed on an inner wall of the brushing frame 41; when the probe passes through the inside of the brushing frame body 41, the brush bristles 42 are uniformly distributed on the two side walls and the bottom wall of the brushing frame body 41, so that the head of the probe can be completely cleaned; a plurality of water permeable holes 43 are further formed in the bottom wall of the brushing frame 41, and the water sprayed by the spray assembly 5 can be discharged through the water permeable holes 43.

In one embodiment, as shown in fig. 1, the spray rinsing assembly 5 includes a water tank 3, a pump body 52, a water conduit 51, and a plurality of spray heads 53; the water tank 3 is fixed at the bottom of the brushing assembly 4 through a bracket and is used for storing cleaning water; the pump body 52 is provided inside the water tank 3 and pumps water inside the water tank 3; the spray nozzle 53 is arranged at the side part of the brushing assembly 4 and is connected with the water outlet end of the pump body 52 through the water guide pipe 51; wherein, the pump body 52 pumps the cleaning water to the spray head 53 through the water conduit 51, and the spray head 53 sprays the water flow to the probe inside the brushing assembly 4;

the spray washing assembly 5 can be a structure for spraying water flow by the circular extrusion of the cylinder body besides the structure of the above embodiment;

in one embodiment, as shown in fig. 1 and 6, the heating assembly 6 comprises a heating tank body 61 and at least one heating element 62, wherein the heating tank body 61 is in a U-shaped groove structure, and the probe passes through the inside of the heating tank body 61 during moving; the heating element 62 is arranged on the inner wall of the heating tank body 61 and is used for heating the inside of the heating tank body 61; wherein, the heating element 62 can be an electric heating rod or an electric heating plate, the internal temperature of the heating tank body 61 is increased under the heating of the heating element 62, and the surface temperature of the heating probe is heated for drying when the probe passes through the heating tank body 61;

besides the structure of the above embodiment, the heating element 6 may also be a concave groove structure composed of a plurality of heat flow annular heat exchange tubes.

The embodiment provides an automatic cleaning device for a freezing point osmometer probe, the freezing point osmometer probe is inserted and installed in the bearing inserting barrel component 2, so that the probe head part extends out of the bearing inserting barrel component 2 from the lower part, because one end of the bearing platform 1 is inclined, the bearing cartridge assembly 2 slides along the inclined part of the bearing platform 1 to the end part of the conveying assembly 7, under the drive of the conveying assembly 7, the bearing cartridge assembly 2 continues to move linearly along the strip-shaped mounting through groove 11, and during the movement of the bearing cartridge assembly 2, because the bearing inserting cylinder component 2 can rotate per se, the bearing inserting cylinder component 2 can be driven to do self-rotation motion when the extending strip-shaped installation through groove 11 slides through the meshing of the transverse rack 9 and the gear 23, when the bearing insert cylinder assembly 2 passes through the brushing mechanism, the brushing mechanism sprays and washes the probe and is matched with the autorotation motion to centrifugally wash stains on the probe; when the bearing inserting cylinder assembly 2 passes through the heating assembly 6, the heating assembly 6 heats and dries the cleaned probe, and when the bearing inserting cylinder assembly 2 rotates, the fan blades 8 rotate to generate air flow, and the air flow flows to the probe to increase the air circulation around the probe, so that the rapid drying can be realized; after drying, the bearing inserting barrel assembly 2 moves to one end of the bearing platform 1 to take out the probe through a manipulator or a manual work; whole cleaning process goes on automatically and efficiency is higher to utilize the rotatory effective cooperation of probe in transportation to wash and heat drying, improve abluent effect.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.