CN209880003U - Number identification device - Google Patents

Abstract

The utility model provides a number identification device, which is used for installing a digital piece for displaying number information and comprises a display piece and a fixed seat, wherein the display piece is provided with a mounting groove for fixedly connecting the digital piece; the fixed seat is provided with a number display groove for accommodating the display piece; the fixed seat is provided with a left side and a right side which are opposite; a number display groove for placing the display part and a number shielding groove which is communicated with the number display groove and used for the display part to slide in and out are formed on the surface of the fixed seat; the number display groove penetrates through the left end face and the right end face of the fixing seat, and the number shielding groove penetrates through the left end face and the right end face of the fixing seat; the bottom of the fixed seat is provided with a shielding plate which covers the number shielding groove to shield the display piece. The utility model provides a number identification means not only can shelter from digital information, avoids information disclosure, ensures car owner privacy, simple structure moreover, and the equipment is convenient.

Description

Number identification device

Technical Field

The utility model belongs to the technical field of the number sign, more specifically say, relate to a number identification means.

Background

In recent years, with the increase of the usage amount of automobiles, the problem of difficult parking is deeply troubling owners of automobiles. When the car owner needs to temporarily stop the car due to some conditions such as short parking lot positions, the car owner often leaves a card structure with a personal contact mode marked on a window for other car owners or traffic polices to contact due to the fact that the temporary parking behavior can cause road congestion, influence the access of other vehicles or relate to illegal parking.

However, the contact way of the vehicle owner is always in an exposed state due to the identification way, a large leakage risk exists, and therefore the privacy of the vehicle owner cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a number identification means to the number identification means who solves existence among the prior art constitutes the technical problem that the part is numerous, and the structure is complicated.

In order to achieve the above object, the utility model adopts the following technical scheme: there is provided a number identification device for mounting a number piece displaying number information, comprising:

the display piece is provided with a mounting groove for fixedly connecting the digital piece;

the fixed seat is provided with a number display groove for accommodating the display piece;

the fixed seat is provided with a left side and a right side which are opposite; a number display groove for placing the display part and a number shielding groove which is communicated with the number display groove and used for the display part to slide in and out are formed on the surface of the fixed seat; the number display groove penetrates through the left end face and the right end face of the fixed seat, and the number shielding groove penetrates through the left end face and the right end face of the fixed seat; and a shielding plate which covers the number shielding groove to shield the display piece is formed at the bottom of the fixed seat.

Furthermore, the number identification device further comprises a limiting component, wherein the limiting component comprises a left limiting part positioned on the left side of the fixing seat and a right limiting part positioned on the right side of the fixing seat, the left limiting part and the right limiting part are detachably connected with the fixing seat, the left limiting part is used for limiting the display part to slide away from the left side of the fixing seat, and the right limiting part is used for limiting the display part to slide away from the right side of the fixing seat.

Further, number identification means still including being used for realizing spacing subassembly with the coupling assembling of connection can be dismantled to the fixing base, coupling assembling includes left connecting piece and right connecting piece, left side connecting piece is located left side locating part with on one side of fixing base laminating, right side connecting piece is located right side locating part with on one side of fixing base laminating, still seted up on the fixing base be used for with left side connecting piece grafting complex left spread groove and be used for with right side connecting piece grafting complex right spread groove.

Further, the number identification device is still including being used for the direction display part slide in the direction subassembly between number display groove and the number shielding groove, the direction subassembly includes left guide part and right guide part, left side guide part is located left side locating part with on one side of fixing base laminating, right side connecting piece is located right side locating part with on one side of fixing base laminating.

Furthermore, the display part also comprises a left limiting bulge positioned at the left side edge of the display part and a right limiting bulge positioned at the right side edge of the display part.

Furthermore, be equipped with on the left connecting piece and be used for connecting spacing bellied left spacing recess in a left side, be equipped with on the right connecting piece and be used for connecting spacing bellied right spacing recess in the right side, spacing bellied and the spacing recess connection in a left side and spacing bellied and the spacing recess connection in the right side are used for restricting jointly the display part is followed number display groove slips and blocks off the groove from the number.

Furthermore, a boosting bulge is arranged on the display piece and used for pushing the display piece to move back and forth between the number display groove and the number shielding groove.

Furthermore, the number identification device also comprises a fixing piece detachably connected with an external structural part, and the fixing piece is fixedly connected to the bottom of the fixing seat.

Furthermore, the included angle formed between the groove bottom of the number display groove and the horizontal plane is 30-60 degrees.

Further, the number identification device further comprises an aromatherapy piece for air purification, a containing cavity for containing the aromatherapy piece is formed in the fixing seat, the aromatherapy piece is arranged in the containing cavity, and an aromatherapy opening for emitting fragrance generated by the aromatherapy piece is further formed in the fixing seat.

The utility model provides a number identification means's beneficial effect lies in: compared with the prior art, the utility model discloses number identification means arranges the mounting groove of display element in through the digital component that will be provided with digital information, and through showing a fixed connection in the number display slot of fixing base, and set up the number in the below of number display slot and shelter from the groove, when making the display element be located the number display slot, can show digital information and contact the car owner according to this digital information for other people, make the display element be located the number and shelter from the groove, can shelter from digital information, thereby avoid information disclosure, form the guarantee to car owner's privacy.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a three-dimensional structure diagram of a number identification device provided in an embodiment of the present invention;

fig. 2 is an explosion structure diagram of a number identification device according to an embodiment of the present invention;

fig. 3 is a three-dimensional structure diagram of a fixing seat of the number identification device provided in the embodiment of the present invention;

fig. 4 is a three-dimensional structure diagram of a display part of the number identification device provided by the embodiment of the present invention;

fig. 5 is a three-dimensional structure diagram of a left position-limiting member of the number identification device according to the embodiment of the present invention;

fig. 6 is a three-dimensional structure diagram of a number identification device according to another embodiment of the present invention;

fig. 7 is an exploded view of a number identification device according to another embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1: number identification means 11: display member

111: mounting groove 112: left limit bulge

113: right limit projection 114: boosting projection

12: fixing seat 121: number display groove

122: number shield groove 123: shielding plate

13: the limiting component 131: left limit part

132: right stopper 14: connecting assembly

141: left connector 1411: left limit groove

142: right connecting member 15: guide assembly

151: left guide 16: fixing piece

17: containing chamber

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The following describes the specific implementation of the present invention in more detail with reference to specific embodiments:

referring to fig. 1 to 5, an embodiment of the present invention provides a number identification device 1, which includes a number component, a display component 11 and a fixing base 12.

Referring to fig. 1 to 2, as a specific implementation of the number identification device 1 provided in this embodiment, the number piece is used for displaying number information, and a side surface of the number piece is provided with the number information. The digital member can be an integral structure containing digital information or an assembly formed by combining a plurality of individuals containing digital information, and the digital information on the digital member contains the contact way of the vehicle owner. It should be noted that the digital information may be attached to the outer surface of the digital member, or may be depicted on the outer surface of the digital member, which is not limited in this embodiment.

Referring to fig. 4, in the embodiment, the display member 11 is provided with a mounting groove 111 for fixedly connecting the digital member, the mounting groove 111 may be an integral structure or an assembly formed by combining a plurality of units, and the specific structure of the mounting groove 111 depends on the structure of the digital member.

Referring to fig. 3, in the present embodiment, a number display slot 121 for accommodating the display component 11 is formed on the fixing base 12; the fixed seat 12 has opposite left and right sides, and a number display groove 121 for placing the display member 11 and a number shielding groove 122 communicated with the number display groove 121 and allowing the display member 11 to slide in and out are formed on the surface of the fixed seat 12; the number display groove 121 is arranged to penetrate through the left end face and the right end face of the fixing seat 12, and the number shielding groove 122 is arranged to penetrate through the left end face and the right end face of the fixing seat 12; the bottom of the fixing base 12 is formed with a shielding plate 123 covering the number shielding groove 122 to shield the display 11, and the depth of the number display groove 121 is adapted to the thickness of the display 11, so that the display 11 does not protrude from the outer surface of the fixing base 12 when being accommodated in the number display groove 121. Specifically, after a plurality of digital members are arranged and combined according to the contact way of the vehicle owner, the digital members are sequentially installed in the installation groove 111 of the display member 11, the display member 11 slides into the number display groove 121 from an opening on one side of the number display groove 121, and slides along the extending direction of the number display groove 121, and the end part of the display member 11 does not slide away from the other side of the number display groove 121 far away from the entrance. The number information of the number member on the display member 11 should be set away from the groove bottom of the number display groove 121, so that the number information on the display member 11 can be read from above the fixed seat 12. The fixing base 12 is provided with a number shielding groove 122 for accommodating the display part 11 below the number display groove 121, the number shielding groove 122 is connected with the display part 11 in a sliding manner, the sliding direction of the display part 11 in the number shielding groove 122 comprises the extending direction of the number shielding groove 122 and the direction of the number shielding groove 122 towards the number display groove 121, the number shielding groove 122 is arranged in a penetrating manner in the extending direction, and the bottom of the fixing base 12 is provided with a shielding plate 123 which covers the number shielding groove 122 to shield the display part 11. Specifically, the display member 11 in the number display groove 121 can be slid into the number shielding groove 122 communicating with the number display groove 121, and the shielding plate 123 is used to shield the digital information on the display member 11. It should be noted that, when the display 11 is located in the number shielding groove 122, the shielding plate 123 is provided, so that the digital information on the display 11 cannot be observed from the outside, and when the display 11 is located in the number displaying groove 121, the shielding plate 123 on the fixing base 12 is misaligned with the digital member in the display 11, so as to avoid the fixing base 12 shielding the display 11, and the digital information on the display 11 can be observed from the outside.

Specifically, the car owner can install the digital member in the installation groove 111 on the display member 11 in sequence, fix the number identification device 1 in the car, and move the display member 11 into the number display groove 121 when temporary parking or illegal parking is needed due to some conditions such as short parking lot position, so that other car owners or traffic police affected by vehicle access can read the contact way of the car owner according to the digital information on the digital member on the display member 11 from the outside of the car window and contact with the car owner; and at other times, move the display part 11 to the number shielding groove 122 in order to shield the contact way, thereby avoiding information leakage and ensuring the privacy of the car owner.

The embodiment of the utility model provides a number identification means 1 is through arranging the digital component that will be provided with digital information in the mounting groove 111 of display element 11, and through showing 11 fixed connection in the number display slot 121 of fixing base 12, and set up the number in the below of number display slot 121 and shelter from groove 122, when making display element 11 be located number display slot 121, can show digital information for other people contact the car owner according to this digital information, make display element 11 be located the number and shelter from when groove 122, shielding plate 123 can shelter from digital information, thereby avoid information disclosure, form the guarantee to car owner's privacy.

Referring to fig. 2, in the present embodiment, the number identification apparatus 1 further includes a limiting component 13, the limiting component 13 includes a left limiting component 131 located on the left side of the display component 11 and a right limiting component 132 located on the right side of the display component 11, both the left limiting component 131 and the right limiting component 132 are detachably connected to the fixing base 12, the left limiting component 131 is used for limiting the display component 11 to slide away from the left side of the fixing base 12, and the right limiting component 132 is used for limiting the display component 11 to slide away from the right side of the fixing base 12. It should be noted that, in the present embodiment, the detachable connection manner between the left limiting member 131 and the right limiting member 132 and the fixing base 12 is, but not limited to, a snap connection. The left limiting member 131 is used for limiting the display member 11 to slide away from the left side of the fixing base 12, and the right limiting member 132 is used for limiting the display member 11 to slide away from the right side of the fixing base 12. When the display member 11 needs to slide in or out from the opening at one side of the number display slot 121 or the number shielding slot 122, the left limiting member 131 and/or the right limiting member 132 may be detached and then operated.

Referring to fig. 5, in this embodiment, the number identification apparatus 1 further includes a connection assembly 14 for detachably connecting the limiting assembly 13 and the fixing base 12, the connection assembly 14 includes a left connection member 141 and a right connection member 142, the left connection member 141 is disposed on one side of the left limiting member 131 attached to the fixing base 12, the right connection member 142 is disposed on one side of the right limiting member 132 attached to the fixing base 12, and the fixing base 12 is further provided with a left connection groove for being in plug-in fit with the left connection member 141 and a right connection groove for being in plug-in fit with the right connection member 142. It should be noted that the left connecting slot and the right connecting slot are disposed on two opposite sides of the fixing base 12, and are respectively opposite to the left connecting member 141 and the right connecting member 142. The shape and the size of the left connecting groove are matched with those of the left connecting piece 141, and the shape and the size of the right connecting groove are matched with those of the right connecting piece 142. The connection relationship between the limit component 13 and the fixed seat 12 can be realized through the insertion and matching of the left connecting groove and the left connecting element 141, and the right connecting groove and the right connecting element 142. The left connecting groove and the right connecting groove are communicated with each other. Preferably, in this embodiment, left connecting groove, right connecting groove appearance, size all the same, and lie in same water flat line setting, and in manufacturing process, directly with left connecting groove and the setting of right connecting groove intercommunication each other. Therefore, the processing and manufacturing of the fixed seat 12 can be facilitated, the manufacturing difficulty can be reduced to a certain extent, and the manufacturing cost is reduced. The number identification device 1 further includes a guide assembly 15 for guiding the display member 11 to slide between the number display slot 121 and the number blocking slot 122, the guide assembly 15 includes a left guide member 151 and a right guide member, the left guide member 151 is disposed on one side of the left limiting member 131 attached to the fixing base 12, and the right connecting member 142 is disposed on one side of the right limiting member 132 attached to the fixing base 12. It should be noted that the left guide 151 and the right guide serve to guide and support the display 11, so that the display 11 slides between the number display groove 121 and the number shielding groove 122.

Referring to fig. 4 to 5, in the present embodiment, the display part 11 of the number identification device 1 further includes a left limiting protrusion 112 located on the left side of the display part 11 and a right limiting protrusion 113 located on the right side of the display part 11; and a left limiting groove 1411 for connecting the left limiting protrusion 112 is arranged on the left connecting piece 141, a right limiting groove for connecting the right limiting protrusion 113 is arranged on the right connecting piece 142, the left limiting protrusion 112 is connected with the left limiting groove 1411, and the right limiting protrusion 113 is connected with the right limiting groove for limiting the display part 11 from sliding from the number display groove 121 to the number blocking groove 122. When display member 11 is located number display groove 121, be connected through the buckle between left spacing arch 112 and the left spacing recess 1411, and the buckle between right spacing arch 113 and the right spacing recess is connected, fix display member 11 in number display groove 121, shielding plate 123 will with the digit piece dislocation in the display member 11, thereby avoid fixing base 12 to cause the sheltering from to display member 11, can observe the digital information on the display member 11 from the outside, restrict display member 11 jointly and slide from number display groove 121 and shelter from groove 122 from the number. The display member 11 is provided with a boosting protrusion 114, and the boosting protrusion 114 is used for pushing the display member 11 to move back and forth between the number display groove 121 and the number shielding groove 122. It should be noted that, a boosting protrusion 114 is disposed on an outer surface of the display member 11 facing away from the fixing base 12, preferably, the boosting protrusion 114 is disposed in a strip shape, and at least one boosting protrusion 114 is disposed on the boosting protrusion 114. The thrust required for pushing the display part 11 to reciprocate between the number display groove 121 and the number shielding groove 122 is saved by the boosting bulge 114, and the display part 11 is pushed conveniently; meanwhile, the boosting bulge 114 convexly arranged on the display part 11 can be used for controlling the position of the display part 11 in the number shielding groove 122, the display part 11 is fixed in the number shielding groove 122 by abutting the boosting bulge 114 against the side edge of the number display groove 121, the display part 11 is prevented from integrally sliding in the number shielding groove 122, and a vehicle owner can conveniently slide the display part 11 out of the number shielding groove 122 to the number display groove 121.

Referring to fig. 2, in the present embodiment, the number identification apparatus 1 further includes a fixing member 16 detachably connected to the external structural member, and the fixing member 16 is fixedly connected to the bottom of the fixing base 12. It should be noted that the fixing element 16 is disposed at the bottom of the fixing base 12, and a fixing slot formed at the bottom of the fixing element 16 is disposed to penetrate in the extending direction thereof. Preferably, the fixing clamping groove is rectangular. In this embodiment, the exterior structure may be a rectangular strip structure inside the vehicle near the window. Through this fixed slot, can be fixed in the car in the whole number identification means 1 near the door window one place. At ordinary times, the display part 11 is always moved into the number shielding groove 122, so that the shielding plate 123 is used for shielding the contact way, information leakage is avoided, and privacy of a vehicle owner is guaranteed; only when temporary parking or illegal parking is needed due to some conditions such as shortage of the parking lot position, the display part 11 is moved into the number display groove 121, so that other car owners or traffic polices with affected vehicle access can read the contact way of the car owners from the outside of the car window according to the digital information on the digital part on the display part 11 and get in contact with the car owners, and in the process, the number identification device 1 does not need to be moved. If the number identification device 1 needs to be disassembled for reasons such as vehicle replacement or contact information, the connection relationship between the number identification device 1 and the external structural member can be disassembled by directly releasing the clamping fit relationship between the fixing member 16 and the external structural member.

Referring to fig. 3, in the present embodiment, an included angle formed between the bottom of the number display groove 121 and the horizontal plane is 30 ° to 60 °. It should be noted here that, according to the design principle of the inclination angle of the car window, the included angle formed between the groove bottom of the number display groove 121 and the horizontal plane is 30 to 60 degrees, so that the included angle formed between the display piece 11 which is controllably positioned in the number display groove 121 and the horizontal plane is 30 to 60 degrees, which is beneficial for others to observe the number information inside the car window from the outside of the car window. Number identification means 1 is still including the champignon piece that is used for air purification, offers the appearance chamber 17 that is used for holding champignon piece in fixing base 12, and champignon piece is arranged in and is held the chamber 17, still offers the champignon mouth that is used for giving off the fragrance that champignon piece produced on fixing base 12. It should be noted that, by placing the fragrance member in the cavity 17 of the fixing seat 12, the number identification device 1 can perform a certain air freshening function in the vehicle in daily life, in addition to the number identification function. Preferably, in this embodiment, the fragrance opening may be a through strip-shaped hole.

Referring to fig. 6 to 7, as another specific embodiment of the number identification device 1 provided in this embodiment, a bracket is disposed on the other side of the fixing seat 12 on the number identification device 1, which is opposite to the display element 11, and the whole number identification device 1 is fixed in a place near a window of a vehicle through the fixing element 16, such that the side on which the display element 11 is disposed faces the window of the vehicle, and the other side opposite to the display element 11 faces the inside of the vehicle, which enables the number identification device 1 to be used for placing a mobile phone or other electronic equipment in daily life, besides the function of number identification. Meanwhile, the fixing piece 16 at the bottom of the fixing seat 12 is set as a component with a rotating function, that is, a through hole is formed at the bottom of the fixing seat 12, the fixing piece 16 is fixedly connected to a position corresponding to the through hole at the bottom of the fixing seat 12, and preferably, the fixing piece 16 and the fixing seat 12 are connected in a snap connection manner; the number identification device 1 is fixedly connected to a position, close to a window, in a vehicle through the fixing piece 16, preferably, the fixing piece 16 is provided with adhesive sticker on the other end face, away from the connecting fixing seat 12, of the fixing piece 16, the number identification device 1 is attached to a position, close to the window, in the vehicle, and the fixing piece 16 has a rotating function and has a function of freely adjusting the orientation angle of the number identification device 1, so that a person outside the window can better read the contact way of a vehicle owner from the outside of the window according to digital information on a digital piece on the display piece 11 by adjusting the angle of the number identification device 1, and get contact with the vehicle owner; when digital information on the digital component on the display part 11 needs to be hidden, the hidden function can be realized by adjusting the orientation angle of the number identification device 1, the operation is simpler and more convenient, and the user experience is favorably improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A number identification device for mounting a number member displaying number information, comprising:

the display piece is provided with a mounting groove for fixedly connecting the digital piece;

the fixed seat is provided with a number display groove for accommodating the display piece;

the fixed seat is provided with a left side and a right side which are opposite; a number display groove for placing the display part and a number shielding groove which is communicated with the number display groove and used for the display part to slide in and out are formed on the surface of the fixed seat; the number display groove penetrates through the left end face and the right end face of the fixed seat, and the number shielding groove penetrates through the left end face and the right end face of the fixed seat; and a shielding plate which covers the number shielding groove to shield the display piece is formed at the bottom of the fixed seat.

2. A number identification device according to claim 1, wherein: the number identification device further comprises a limiting assembly, wherein the limiting assembly comprises a left limiting part positioned on the left side of the fixing seat and a right limiting part positioned on the right side of the fixing seat, the left limiting part and the right limiting part are detachably connected with the fixing seat, the left limiting part is used for limiting the display part to slide away from the left side of the fixing seat, and the right limiting part is used for limiting the display part to slide away from the right side of the fixing seat.

3. A number identification device according to claim 2, wherein: the number identification device is characterized in that the number identification device further comprises a connecting assembly used for realizing the limiting assembly and the fixing seat can be detachably connected, the connecting assembly comprises a left connecting piece and a right connecting piece, the left connecting piece is arranged on one side of the fixing seat, the left connecting piece is arranged on the left limiting piece, the right connecting piece is arranged on one side of the fixing seat, the right limiting piece is arranged on one side of the fixing seat, and the fixing seat is further provided with a left connecting piece inserting-connecting matched left connecting groove and a right connecting groove used for inserting-connecting matched right connecting groove.

4. A number identification device according to claim 3, wherein: the number identification device further comprises a guide assembly used for guiding the display piece to slide between the number display groove and the number shielding groove, the guide assembly comprises a left guide piece and a right guide piece, the left guide piece is arranged on one side of the left limiting piece attached to the fixing base, and the right connecting piece is arranged on one side of the right limiting piece attached to the fixing base.

5. A number identification device according to claim 4, wherein: the display part further comprises a left limiting bulge positioned on the left side edge of the display part and a right limiting bulge positioned on the right side edge of the display part.

6. A number identification device according to claim 5, wherein: the left connecting piece is provided with a left limiting groove used for connecting the left limiting protrusion, the right connecting piece is provided with a right limiting groove used for connecting the right limiting protrusion, the left limiting protrusion is connected with the left limiting groove and the right limiting protrusion is connected with the right limiting groove, and the display piece is limited jointly to slide away from the number shielding groove from the number display groove.

7. A number identification device according to claim 1, wherein: the display part is provided with a boosting bulge, and the boosting bulge is used for pushing the display part to reciprocate between the number display groove and the number shielding groove.

8. A number identification device according to claim 1, wherein: the number identification device further comprises a fixing piece detachably connected with an external structural piece, and the fixing piece is fixedly connected to the bottom of the fixing seat.

9. A number identification device according to claim 1, wherein: the included angle formed between the groove bottom of the number display groove and the horizontal plane is 30-60 degrees.

10. A number identification device according to any one of claims 1-9, further comprising a fragrance member for air purification, wherein a cavity for accommodating the fragrance member is provided in the fixing base, the fragrance member is disposed in the cavity, and a fragrance opening for emitting fragrance generated by the fragrance member is further provided on the fixing base.