CN219438419U - NTC mounting structure of hair-dryer and hair-dryer thereof - Google Patents

NTC mounting structure of hair-dryer and hair-dryer thereof Download PDF

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Publication number
CN219438419U
CN219438419U CN202223598872.1U CN202223598872U CN219438419U CN 219438419 U CN219438419 U CN 219438419U CN 202223598872 U CN202223598872 U CN 202223598872U CN 219438419 U CN219438419 U CN 219438419U
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China
Prior art keywords
ntc
temperature controller
ntc temperature
blower
mounting bracket
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CN202223598872.1U
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Chinese (zh)
Inventor
叶洪新
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Dongguan Leifen Electronic Technology Co ltd
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Dongguan Leifen Electronic Technology Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The utility model belongs to the technical field of blowers, and particularly relates to an NTC (negative temperature coefficient) mounting structure of a blower and the blower, comprising a mounting bracket and an NTC temperature controller; the mounting bracket is provided with two adjacent clamping grooves which are arranged at intervals, the two clamping grooves are respectively used for clamping in the two ends of the NTC temperature controller, and the two ends of the NTC temperature controller are riveted on the mounting bracket. When the NTC temperature controller is installed, two ends of the NTC temperature controller are respectively clamped into corresponding clamping grooves, positioning of the NTC temperature controller is achieved, and then the two ends of the NTC temperature controller are respectively riveted on the installation support. So, through the draw-in groove that sets up on the installing support, the better location of NTC temperature controller is convenient for rivet, convenient operation.

Description

NTC mounting structure of hair-dryer and hair-dryer thereof
Technical Field
The utility model belongs to the technical field of blowers, and particularly relates to an NTC mounting structure of a blower and the blower.
Background
In daily life, blowers are widely used. Existing blowers generally include a housing and a handle, the housing including a rectifying wing assembly, a heater assembly and a circuit assembly, the rectifying wing assembly including a motor and a blade, wherein the motor is capable of driving the blade to rotate, and when the blade rotates, air is sucked from an air inlet provided on the housing, and centrifugal air flow formed by the air is blown out from a front end after being heated by a heating wire in the heater assembly.
The blower is generally internally provided with two layers of protection, namely NTC and a fusing fuse, so as to prevent safety problems caused by overheating of the blower. The NTC (temperature controller) is a sensitive component with the temperature rise and the resistance value drop, and has the functions of temperature measurement, temperature control, temperature compensation and the like, is applied to a blower, is used as a first layer of safety device for overheat protection of the blower, and can automatically cut off power when the temperature exceeds a threshold value, but only cuts off the power of a heating device under the general condition, and a motor can continuously run; when the temperature falls below the threshold, the heating device is energized again. In this way, the blower is prevented from overheating.
The existing NTC is fixed in the blower by direct welding, so that the positioning is not easy, the position is difficult to accurately control, the operation is very troublesome, and the experience of welding personnel is required to be sufficient.
Disclosure of Invention
The utility model aims to provide an NTC mounting structure of a blower and the blower thereof, and aims to solve the technical problems that NTC in the prior art is fixed in the blower in a direct welding mode, so that the NTC is not well positioned, the position is difficult to accurately control, the NTC mounting structure is very troublesome, and the experience of welding personnel is required to be sufficient.
In order to achieve the above object, an NTC mounting structure of a blower according to an embodiment of the present utility model includes a mounting bracket and an NTC temperature controller; the mounting bracket is provided with two adjacent clamping grooves which are arranged at intervals, the two clamping grooves are respectively used for clamping in the two ends of the NTC temperature controller, and the two ends of the NTC temperature controller are riveted on the mounting bracket.
Optionally, a plurality of mica sheets are connected in the mounting bracket, an annular accommodating groove is formed in the mounting bracket, and each mica sheet is arranged in the annular accommodating groove; the clamping grooves are formed in two adjacent mica sheets, and two ends of the NTC temperature controller are respectively riveted on the two mica sheets provided with the clamping grooves.
Optionally, the installing support includes sleeve shell and plastic part, each mica sheet be radial connect in the side of plastic part, each mica sheet keep away from the one end of plastic part all with the sleeve shell is connected, the sleeve shell cup joints in each outside the mica sheet.
Optionally, the side of plastic spare is equipped with the fixture block, the fixture block is located the plastic spare is kept away from the one end of NTC temperature controller, be equipped with on the fixture block be used for with the cooperation groove of mica sheet joint.
Optionally, the length of each mica sheet is greater than the length of the casing, and two ends of each mica sheet extend out of the casing.
Optionally, the casing and the plastic part are coaxially arranged.
Optionally, a fusing fuse is riveted on the mounting bracket, and the fusing fuse is located at the side of the NTC temperature controller.
The above technical solutions in the NTC mounting structure of the blower provided by the embodiments of the present utility model have at least one of the following technical effects: when the NTC temperature controller is installed, two ends of the NTC temperature controller are respectively clamped into corresponding clamping grooves, positioning of the NTC temperature controller is achieved, and then the two ends of the NTC temperature controller are respectively riveted on the installation support. So, through the draw-in groove that sets up on the installing support, the better location of NTC temperature controller is convenient for rivet, convenient operation.
Another embodiment of the present utility model provides a blower including the NTC mounting structure of the blower described above.
The technical scheme in the blower provided by the embodiment of the utility model has at least one of the following technical effects: when the NTC temperature controller is installed, two ends of the NTC temperature controller are respectively clamped into corresponding clamping grooves, positioning of the NTC temperature controller is achieved, and then the two ends of the NTC temperature controller are respectively riveted on the installation support. So, through the draw-in groove that sets up on the installing support, the better location of NTC temperature controller is convenient for rivet, convenient operation. When the temperature exceeds a threshold value, the blower provided with the NTC temperature controller automatically cuts off the electricity of a heating device of the blower, and the motor of the blower continues to rotate; when the temperature falls below the threshold, the heat generating device of the blower is energized again. In this way, the blower is prevented from overheating.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of an NTC mounting structure of a blower according to an embodiment of the present utility model.
Fig. 2 is an enlarged schematic view at a in fig. 1.
Fig. 3 is a schematic structural view of an NTC mounting structure of a blower according to an embodiment of the present utility model at another view angle.
Wherein, each reference sign in the figure:
10-mounting bracket 11-casing 12-plastic part
20-NTC temperature controller 30-clamping groove 40-mica sheet
50-annular accommodating groove 60-fusing insurance 111-clamping block
112-mating grooves.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to fig. 1 to 3 are exemplary and intended to illustrate embodiments of the present utility model and should not be construed as limiting the utility model.
In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
In one embodiment of the present utility model, as shown in fig. 1 to 3, there is provided an NTC mounting structure of a blower, including a mounting bracket 10 and an NTC thermostat 20; the mounting bracket 10 is provided with two adjacent clamping grooves 30 which are arranged at intervals, two ends of the NTC temperature controller 20 are respectively clamped in the two clamping grooves 30, and two ends of the NTC temperature controller 20 are riveted on the mounting bracket 10. Specifically, the two clamping grooves 30 are both located at the same end of the mounting bracket 10, the NTC mounting structure of the blower is applied to the blower, the mounting bracket 10 is used for mounting the heating device and is arranged in the blower, the NTC temperature controller 20 is electrically connected with the circuit component of the blower, when the temperature of the heating device exceeds a threshold value, the heating device is automatically powered off, and the motor of the blower continues to rotate; when the temperature of the heating device falls below the threshold value, the NTC temperature controller 20 feeds back signals to a main control circuit board of the circuit assembly, and the main control circuit board controls the heating device to be electrified and heated. In this way, the blower is prevented from overheating.
When the NTC temperature controller 20 is installed, two ends of the NTC temperature controller 20 are respectively clamped into corresponding clamping grooves 30, positioning of the NTC temperature controller 20 is achieved, and then the two ends of the NTC temperature controller 20 are respectively riveted on the installation support 10. So, through the draw-in groove 30 that sets up on installing support 10, NTC temperature controller 20 better location, be convenient for rivet connection, convenient operation.
In this embodiment, as shown in fig. 1 to 3, a plurality of mica sheets 40 are connected in the mounting bracket 10, an annular accommodating groove 50 is provided in the mounting bracket 10, and each mica sheet 40 is provided in the annular accommodating groove 50; two adjacent mica sheets 40 are provided with clamping grooves 30, and two ends of the NTC temperature controller 20 are respectively riveted on the two mica sheets 40 provided with the clamping grooves 30. Specifically, the annular accommodating groove 50 is used for installing the heating device and each mica sheet 40, the annular accommodating groove 50 is arranged in an annular shape and penetrates through the two ends of the installation support 10, and the clamping groove 30 is arranged on the same end of the two mica sheets 40, so that the NTC temperature controller 20 can be conveniently positioned and fixed, and riveting is facilitated.
In this embodiment, as shown in fig. 1 and 3, the mounting bracket 10 includes a casing 11 and a plastic part 12, each mica sheet 40 is radially connected to a side end of the plastic part 12, one end of each mica sheet 40 far away from the plastic part 12 is connected to the casing 11, and the casing 11 is sleeved outside each mica sheet 40. Specifically, each mica sheet 40 connects the casing 11 and the plastic part 12, and is radially disposed in the annular receiving groove 50.
In this embodiment, as shown in fig. 1 and 3, a clamping block 111 is disposed at a side end of the plastic part 12, the clamping block 111 is located at an end of the plastic part 12 away from the NTC temperature controller 20, and a matching groove 112 for clamping with the mica sheet 40 is disposed on the clamping block 111. Specifically, the mating groove 112 penetrates through one end of the fixture block 111 facing the NTC temperature controller 20 and one side facing away from the plastic part 12, and the width of the mating groove 112 is equal to the thickness of one end of the mica sheet 40 extending into the mating groove 112, so that the mica sheet 40 is conveniently positioned and clamped in the mating groove 112.
In the present embodiment, as shown in fig. 1 and 3, the length of each mica sheet 40 is greater than the length of the casing 11, and both ends of each mica sheet 40 extend out of the casing 11. Specifically, both ends of each mica sheet 40 extend out of the casing 11, the NTC temperature controller 20 is outside the annular accommodating groove 50, and the heating device does not affect the installation of the NTC temperature controller 20, so that the components and parts are riveted on the mica sheets 40.
In the present embodiment, as shown in fig. 1 and 3, the casing 11 and the plastic part 12 are coaxially disposed. Specifically, the axis of the casing 11 coincides with the axis of the plastic part 12, and the width of the annular accommodating groove 50 is uniform, so that the heating device is convenient to install.
In this embodiment, as shown in fig. 1, the mounting bracket 10 is further riveted with a fuse 60, and the fuse 60 is located beside the NTC temperature controller 20. Specifically, the fuse 60 is the last layer of overheat protection of the blower, and when the NTC temperature controller 20 fails, the temperature of the heating device drops below the threshold value, the fuse 60 cuts off the power, and the heating device and the motor stop working.
In another embodiment of the present utility model, as shown in fig. 1 to 3, there is provided a blower including the NTC mounting structure of the blower described above.
When the NTC temperature controller 20 is installed, two ends of the NTC temperature controller 20 are respectively clamped into corresponding clamping grooves 30, positioning of the NTC temperature controller 20 is achieved, and then the two ends of the NTC temperature controller 20 are respectively riveted on the installation support 10. So, through the draw-in groove 30 that sets up on installing support 10, NTC temperature controller 20 better location, be convenient for rivet connection, convenient operation. And the blower provided with the NTC temperature controller 20 automatically cuts off the power of the heating device of the blower when the temperature exceeds a threshold value, and the motor of the blower continues to rotate; when the temperature falls below the threshold, the heat generating device of the blower is energized again. In this way, the blower is prevented from overheating.
The rest of the present embodiment is the same as the above embodiment, and the features not explained in the present embodiment are all explained by adopting the above embodiment, and will not be described here again.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (8)

1. An NTC mounting structure for a blower, characterized in that: comprises a mounting bracket and an NTC temperature controller; the mounting bracket is provided with two adjacent clamping grooves which are arranged at intervals, the two clamping grooves are respectively used for clamping in the two ends of the NTC temperature controller, and the two ends of the NTC temperature controller are riveted on the mounting bracket.
2. The NTC mounting structure of a blower according to claim 1, characterized in that: a plurality of mica sheets are connected in the mounting bracket, an annular accommodating groove is formed in the mounting bracket, and each mica sheet is arranged in the annular accommodating groove; the clamping grooves are formed in two adjacent mica sheets, and two ends of the NTC temperature controller are respectively riveted on the two mica sheets provided with the clamping grooves.
3. The NTC mounting structure of a blower according to claim 2, characterized in that: the mounting bracket comprises a shell and plastic parts, the mica sheets are radially connected to the side ends of the plastic parts, one ends, far away from the plastic parts, of the mica sheets are connected with the shell, and the shell is sleeved outside the mica sheets.
4. The NTC mounting structure of a blower according to claim 3, characterized in that: the side of plastic part is equipped with the fixture block, the fixture block is located the plastic part is kept away from the one end of NTC temperature controller, be equipped with on the fixture block be used for with the cooperation groove of mica sheet joint.
5. The NTC mounting structure of a blower according to claim 3, characterized in that: the length of each mica sheet is larger than that of the shell, and two ends of each mica sheet extend out of the shell.
6. The NTC mounting structure of a blower according to claim 3, characterized in that: the shell and the plastic part are arranged on the same axis.
7. The NTC mounting structure of a blower according to any one of claims 1-6, characterized in that: and the mounting bracket is also riveted with a fusing fuse, and the fusing fuse is positioned at the side of the NTC temperature controller.
8. A hair dryer, characterized in that: an NTC mounting structure comprising a blower according to any one of claims 1 to 7.
CN202223598872.1U 2022-12-24 2022-12-28 NTC mounting structure of hair-dryer and hair-dryer thereof Active CN219438419U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2022234893565 2022-12-24
CN202223489356 2022-12-24

Publications (1)

Publication Number Publication Date
CN219438419U true CN219438419U (en) 2023-08-01

Family

ID=87419684

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223598872.1U Active CN219438419U (en) 2022-12-24 2022-12-28 NTC mounting structure of hair-dryer and hair-dryer thereof

Country Status (1)

Country Link
CN (1) CN219438419U (en)

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