CN215062350U

CN215062350U - Bath heater

Info

Publication number: CN215062350U
Application number: CN202121488516.7U
Authority: CN
Inventors: 张钦岚; 陈志瀛; 汤俊杰; 李新壮
Original assignee: Ningbo Gongniu Life Electric Appliances Co Ltd
Current assignee: Ningbo Gongniu Life Electric Appliances Co Ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-07
Anticipated expiration: 2031-06-30

Abstract

The utility model provides a bathroom heater belongs to electrical apparatus technical field, include: a box body, in which a switching board is arranged; the driving assembly comprises a fixing plate, a driving motor is arranged on the fixing plate, and the output end of the driving motor is connected with the switching plate; the eccentric wheel is connected with the output end of the driving motor; one end of the linkage rod is connected with the eccentric wheel, the other end of the linkage rod is connected with the fixed plate, and the linkage rod is nested with a reset piece of the reset switching plate. The utility model provides a pair of bathroom heater drives through drive assembly and switches the board and rotate, realizes the switching between first wind channel and the second wind channel, and the connection between drive assembly and the box only links to each other through the fixed plate for whole drive assembly forms an independent module, thereby makes things convenient for the installation and the dismantlement of drive assembly in the box, in addition, realizes switching the restoration of board through eccentric wheel among the drive assembly, gangbar and the cooperation between the piece that resets, the use of the bathroom heater of being convenient for.

Description

Bath heater

Technical Field

The utility model belongs to the technical field of electrical apparatus, a bathroom heater is related to.

Background

Generally be provided with two passageways among the bathroom heater, be heating passageway and the passageway of taking a breath respectively, and be provided with the switch board that is used for switching the passageway between heating passageway and the passageway of taking a breath, wherein, this switch board passes through PCBA (printed circuit board assembly) drive step motor and rotates to it is rotatory to drive the switch board, realizes the switching of passageway, however, adopt PCBA and step motor to combine to realize the conversion of passageway mutually, its cost is higher, thereby lead to the manufacturing cost also corresponding increase of bathroom heater, be unfavorable for promoting.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art, and provides a bathroom heater which can reduce the channel conversion cost and is beneficial to product promotion.

The purpose of the utility model can be realized by the following technical proposal: a bathroom warmer, comprising: the box, and be provided with first wind channel and second wind channel on the box to and be used for switching the switching board in first wind channel and second wind channel, its characterized in that still includes the drive assembly who installs in the box, and wherein, this drive assembly includes: a fixed plate on which a driving motor is mounted; the eccentric wheel is positioned between the driving motor and the switching plate and is connected with the output end of the driving motor and the switching plate through the eccentric wheel; one end of the linkage rod is connected with the eccentric wheel, the other end of the linkage rod is connected with the fixed plate, and the linkage rod is nested with a reset piece of the reset switching plate.

In the bathroom heater, a first guide part is arranged at one end of the linkage rod, which is connected with the eccentric wheel, wherein the first guide part comprises a circular ring arranged on the linkage rod and a convex column correspondingly connected with the eccentric wheel.

In the bathroom heater, the second guide part is arranged at one end of the linkage rod connected with the fixed plate, the second guide part comprises a lug arranged on the fixed plate, and a through hole in plug-in fit with the linkage rod is formed in the lug.

In the bathroom heater, the linkage rod is provided with a convex part, wherein two ends of the reset piece are respectively abutted against the convex part and the fixed plate.

In the bathroom heater, the output end of the driving motor is connected with the switching plate through the connecting piece, and the eccentric wheel and the connecting piece are integrally arranged.

In the above bathroom heater, the fixing plate includes a first connecting plate connected to the box body and a second connecting plate connected to the driving motor, wherein the lug is disposed on the second connecting plate.

In the above bathroom heater, the second connecting plate is provided with a positioning portion, and the positioning portion includes a positioning block attached to the outer contour of the driving motor and used for supporting the driving motor, and a positioning hole arranged on the second connecting plate and in nested fit with the output end of the driving motor.

In the above bathroom heater, the positioning block and the positioning hole are diagonally arranged on the second connecting plate.

In the bathroom heater, the first connecting plate is provided with two connecting holes connected with the driving motor, and the two connecting holes are arranged diagonally.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model provides a pair of bathroom heater drives through drive assembly and switches the board and rotate, realizes the switching between first wind channel and the second wind channel, and the connection between drive assembly and the box only links to each other through the fixed plate for whole drive assembly forms an independent module, thereby makes things convenient for the installation and the dismantlement of drive assembly in the box, in addition, realizes switching the restoration of board through eccentric wheel among the drive assembly, gangbar and the cooperation between the piece that resets, the use of the bathroom heater of being convenient for.

(2) The rotating motion of the eccentric wheel is converted into the linear motion of the linkage rod through the inserting and matching between the circular ring on the linkage rod and the convex column on the eccentric wheel, and the linearity of the linkage rod in the moving process is ensured by combining the guiding function formed by the inserting and matching between the linkage rod and the through hole on the fixed plate, so that the linearity of the reset piece in the stretching process is further ensured.

(3) The eccentric wheel and the connecting piece are integrally arranged, so that the rotation synchronism between the connecting piece and the eccentric wheel is further enhanced when the output end of the driving motor drives the connecting piece to rotate.

(4) The locating block and the locating hole are arranged in opposite angles, accuracy of locating and installing the driving motor on the first connecting plate is improved, and in addition, the two connecting holes are arranged in opposite angles, so that firmness of connection of the driving motor on the first connecting plate is improved.

Drawings

Fig. 1 is a schematic structural view of a bathroom heater of the present invention.

FIG. 2 is a cross-sectional view of a bathroom heater of the present invention in communication with a second passageway.

FIG. 3 is a cross-sectional view of a bathroom heater of the present invention in communication with a first passageway.

Fig. 4 is a schematic view of the internal structure of the bathroom heater of the present invention.

Fig. 5 is a schematic structural view of a fixing plate according to a preferred embodiment of the present invention.

In the figure, 100, a box body; 110. an air inlet; 120. an air outlet; 130. a ventilation port; 140. a first air duct; 150. a second air duct; 200. a switch board; 300. a drive assembly; 310. a fixing plate; 311. a first connecting plate; 312. a second connecting plate; 313. positioning blocks; 314. positioning holes; 315. connecting holes; 320. a drive motor; 330. an eccentric wheel; 340. a linkage rod; 341. a convex portion; 350. a reset member; 360. a first guide portion; 361. a circular ring; 362. a convex column; 370. a second guide portion; 371. a lug; 372. a through hole; 380. a connecting member; 400. a fan assembly; 500. a PTC heating assembly; 600. and (7) an air pipe.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

As shown in fig. 1 to 5, the utility model provides a bathroom heater, including:

a box 100, wherein an air inlet 110 and an air outlet 120 communicated with an indoor space, and a ventilation opening 130 communicated with an outdoor space are provided on the box 100, wherein a first air duct 140 for heating is formed between the air inlet 110 and the air outlet 120, a second air duct 150 for ventilation is formed between the air inlet 110 and the ventilation opening 130, and a switching plate 200 for switching the first air duct 140 and the second air duct 150 is provided between the air inlet 110 and the ventilation opening 130;

a driving assembly 300 including a fixing plate 310 installed on the case 100, and a driving motor 320 connected to the fixing plate 310;

the eccentric wheel 330 is positioned between the driving motor 320 and the switching plate 200 and is connected with the output end of the driving motor 320 and the switching plate 200 through the eccentric wheel 330;

one end of the linkage rod 340 is connected with the eccentric wheel 330, and the other end is connected with the fixed plate 310, wherein the linkage rod 340 is nested with the reset piece 350 of the reset switching plate 200.

The utility model provides a pair of bathroom heater, drive through drive assembly 300 and switch board 200 and rotate, realize the switching between first wind channel 140 and the second wind channel 150, and the connection between drive assembly 300 and the box 100 only links to each other through fixed plate 310, make whole drive assembly 300 form an independent module, thereby make things convenient for the installation and the dismantlement of drive assembly 300 in box 100, in addition, through eccentric wheel 330 in drive assembly 300, the restoring to the throne of switch board 200 is realized to gangbar 340 and the cooperation between the piece 350 that resets, the use of the bathroom heater of being convenient for.

In the initial state, the driving motor 320 is not powered on, and at this time, the first air duct 140 between the air inlet 110 and the air outlet 120 is blocked by the switching plate 200, and the second air duct 150 between the air inlet 110 and the ventilation opening 130 is communicated, so that ventilation operation can be realized; when the driving motor 320 is powered on, the switching plate 200 is driven to rotate by the driving motor 320, at this time, the second air duct 150 between the air inlet 110 and the ventilation opening 130 is blocked by the switching plate 200, and the first air duct 140 between the air inlet 110 and the air outlet 120 is communicated, so that the heating operation can be realized; when the driving motor 320 is powered off again, the switching plate 200 blocks the first air duct 140 between the air inlet 110 and the air outlet 120 again under the cooperation of the reset piece 350, the eccentric wheel 330 and the linkage rod 340.

In this embodiment, the blower assembly 400 is disposed at the air inlet 110, the PTC heating assembly 500 is disposed at the air outlet 120, and the air duct 600 is disposed at the ventilation opening 130, so that when heating is required, moist air in the indoor space enters the PTC heating assembly 500 through the first air duct 140 by the blower assembly 400 for drying and heating, and then warm air is obtained from the air outlet 120; when ventilation is required, dry outdoor air enters the room through the second air duct 150 by the fan assembly 400, so that air flow exchange between the indoor space and the outdoor space is realized. According to the above operating principle of the bathroom heater, in this embodiment, when the driving motor 320 is powered off (not powered on), the switching board 200 cuts off the first air duct 140 to block the air outlet 120, so as to prevent moist air in the indoor space from entering the PTC heating assembly 500 which is not in the operating state and corroding the heating device in the PTC heating assembly 500, thereby prolonging the service life of the PTC heating assembly 500, and in addition, when the switching board 200 cuts off the first air duct 140, the second air duct 150 is in the connected state to perform ventilation operation, and the air outlet 120 is blocked, thereby improving the ventilation effect and the ventilation efficiency.

Preferably, one end of the linkage rod 340 connected to the eccentric wheel 330 is provided with a first guide portion 360, and one end of the linkage rod 340 connected to the fixed plate 310 is provided with a second guide portion 370, wherein the movement direction of the linkage rod 340 is consistent with the extension and retraction direction of the reset piece 350 through the first guide portion 360 and the second guide portion 370.

Further preferably, the first guiding part 360 comprises a circular ring 361 disposed on the linkage rod 340 and a convex pillar 362 correspondingly connected to the eccentric wheel 330; the second guiding portion 370 includes a lug 371 disposed on the fixing plate 310, and a through hole 372 is disposed on the lug 371, wherein the linkage rod 340 is in plug-in fit with the through hole 372.

In the embodiment, the rotation motion of the eccentric wheel 330 is converted into the linear motion of the linkage rod 340 through the insertion and matching between the ring 361 on the linkage rod 340 and the convex column 362 on the eccentric wheel 330, and the linearity of the linkage rod 340 in the moving process is ensured by combining the guiding function formed by the insertion and matching between the linkage rod 340 and the through hole 372 on the fixed plate 310, so that the linearity of the reset piece 350 in the extending and retracting process is further ensured.

Preferably, a protrusion 341 is disposed on the linkage rod 340, wherein one end of the restoring member 350 abuts against the protrusion 341, and the other end of the restoring member 350 abuts against the fixing plate 310.

In this embodiment, the rotation of the eccentric wheel 330 drives the linkage rod 340 to move along the axial direction of the through hole 372, so as to change the relative distance between the protrusion 341 and the fixing plate 310, and further achieve the extension and retraction of the reset member 350.

Preferably, the output end of the driving motor 320 is connected to the switch board 200 through a connecting member 380, wherein the eccentric 330 is connected to the connecting member 380, and further preferably, the eccentric 330 is integrally provided with the connecting member 380.

In this embodiment, the eccentric wheel 330 and the connecting member 380 are integrally disposed, so as to further enhance the rotation synchronization between the connecting member 380 and the eccentric wheel 330 when the output end of the driving motor 320 drives the connecting member 380 to rotate.

Preferably, the fixing plate 310 is disposed in a T shape, and the fixing plate 310 includes a first connecting plate 311 and a second connecting plate 312 that are connected to each other, wherein the first connecting plate 311 is disposed horizontally and connected to the case 100 by a fastener, and the second connecting plate 312 is disposed vertically and connected to the driving motor 320.

Further preferably, the second connecting plate 312 is provided with a positioning portion, and the positioning portion includes a positioning block 313 attached to the outer contour of the driving motor 320 and used for supporting the driving motor 320, and a positioning hole 314 opened on the second connecting plate 312 and nested and matched with the output end of the driving motor 320, wherein the positioning block 313 and the positioning hole 314 are diagonally arranged along the first connecting plate 311, and the lug 371 is arranged on the second connecting plate 312.

Further preferably, the first connection plate 311 is provided with two connection holes 315 connected to the driving motor 320, and the two connection holes 315 are diagonally arranged along the first connection plate 311.

In this embodiment, the positioning block 313 and the positioning hole 314 are disposed diagonally, so as to improve the positioning and mounting accuracy of the driving motor 320 on the first connecting plate 311, and in addition, the two connecting holes 315 are disposed diagonally, so as to improve the connection firmness of the driving motor 320 on the first connecting plate 311.

It is noted that the description herein of "first," "second," "a," etc. is for descriptive purposes only and is not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. The terms "connected," "fixed," and the like are to be construed broadly, e.g., "fixed" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a bathroom heater, includes box (100), and is provided with first wind channel (140) and second wind channel (150) on box (100) to and be used for switching over switch board (200) of first wind channel (140) and second wind channel (150), its characterized in that, still including installing drive assembly (300) in box (100), wherein, this drive assembly (300) includes:

a fixed plate (310) on which a driving motor (320) is mounted;

the eccentric wheel (330) is positioned between the driving motor (320) and the switching plate (200), and is connected with the output end of the driving motor (320) and the switching plate (200) through the eccentric wheel (330);

one end of the linkage rod (340) is connected with the eccentric wheel (330), the other end of the linkage rod is connected with the fixed plate (310), and a reset piece (350) of the reset switching plate (200) is nested on the linkage rod (340).

2. The bathroom heater of claim 1, wherein a first guiding portion (360) is disposed at one end of the linkage rod (340) connected to the eccentric wheel (330), wherein the first guiding portion (360) comprises a circular ring (361) disposed on the linkage rod (340) and a convex pillar (362) correspondingly connected to the eccentric wheel (330).

3. The bathroom heater of claim 1, wherein a second guiding portion (370) is disposed at an end of the linkage rod (340) connected to the fixing plate (310), and the second guiding portion (370) comprises a lug (371) disposed on the fixing plate (310), wherein a through hole (372) for inserting and matching with the linkage rod (340) is disposed on the lug (371).

4. A super bath according to any of claims 1-3, characterized in that the linkage rod (340) is provided with a protrusion (341), wherein the two ends of the restoring member (350) are respectively abutted against the protrusion (341) and the fixing plate (310).

5. A bathroom heater according to any of claims 1 to 3, wherein the output end of the driving motor (320) is connected with the switch plate (200) by a connecting piece, wherein the eccentric wheel (330) is integrated with the connecting piece.

6. A bathroom heater according to claim 3, wherein the fixing plate (310) comprises a first connecting plate (311) connected to the cabinet (100), and a second connecting plate (312) connected to the driving motor (320), wherein the lug (371) is provided on the second connecting plate (312).

7. The bathroom heater of claim 6, wherein the second connecting plate (312) is provided with a positioning portion, and the positioning portion comprises a positioning block (313) which is attached to the outer contour of the driving motor (320) and is used for supporting the driving motor (320), and a positioning hole (314) which is opened on the second connecting plate (312) and is in nested fit with the output end of the driving motor (320).

8. The bathroom heater of claim 7, wherein the positioning block (313) is disposed on the second connecting plate (312) diagonally to the positioning hole (314).

9. The bathroom heater of claim 6, wherein the first connecting plate (311) is provided with two connecting holes (315) connected with the driving motor (320), and the two connecting holes (315) are arranged diagonally.