CN220669565U - Household warmer with infrared detection function - Google Patents
Household warmer with infrared detection function Download PDFInfo
- Publication number
- CN220669565U CN220669565U CN202322138210.4U CN202322138210U CN220669565U CN 220669565 U CN220669565 U CN 220669565U CN 202322138210 U CN202322138210 U CN 202322138210U CN 220669565 U CN220669565 U CN 220669565U
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- infrared detection
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- 238000001514 detection method Methods 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 15
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a household warmer with infrared detection, which comprises a machine body, wherein an air inlet and an air outlet are formed in the machine body, a fan assembly and a warm air assembly are arranged in the machine body, the fan assembly is communicated with the warm air assembly, the warm air assembly is communicated with the air outlet, and the fan assembly is communicated with the air inlet; the fan assembly comprises a ring-shaped volute, the ring-shaped volute and the machine body are of an integrated structure, an air supply port communicated with the warm air assembly is arranged at the lower end of the ring-shaped volute, a metal cover is arranged on the ring-shaped volute, the air supply port is arranged on the machine body in the ring-shaped volute, and a fan is arranged in the ring-shaped volute; an infrared sensor is arranged on the machine body. Compared with the prior art, the utility model has the advantages of simple and reasonable structure, integrated structure of the volute and the machine body, and infrared detection.
Description
Technical Field
The utility model relates to a household warmer with infrared detection.
Background
The prior art is like the Chinese patent document, the bulletin number is CN203704114U, disclose a flat-plate type domestic electric warmer, including fuselage and base, the front inferior part of the said fuselage sets up the air outlet, the back sets up the air inlet, the said fuselage cavity installs the centrifugal fan assembly, including motor and centrifugal impeller coaxially coupling on its output shaft, and cover the outside of the motor-centrifugal impeller coaxially, as the spiral case of part wind channel, a place of the cylindrical surface of the spiral case is outwards projected, form the spiral case air outlet downward, the spiral case air outlet inferior part sets up the heating assembly; the volute air outlet is in butt joint with the air outlet at the lower part of the front surface of the machine body, and the central axis of the volute is consistent with the front-rear direction of the machine body.
Based on the above, in the prior art, the volute structure is covered outside the motor-centrifugal impeller and is used as a part of air duct, and the volute and the machine body are completely separated, which is not beneficial to reducing the production cost. Meanwhile, in the prior art, the warmer does not have a function of detecting a human body, so that the warmer is still started after a user leaves the warmer easily.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the household warmer with the integrated structure of the volute and the body and the infrared detection.
The household warmer with the infrared detection function comprises a machine body, wherein an air inlet and an air outlet are formed in the machine body, a fan assembly and a warm air assembly are arranged in the machine body, the fan assembly is communicated with the warm air assembly, the warm air assembly is communicated with the air outlet, and the fan assembly is communicated with the air inlet;
the fan assembly comprises a ring-shaped volute, the ring-shaped volute and the machine body are of an integrated structure, an air supply port communicated with the warm air assembly is arranged at the lower end of the ring-shaped volute, a metal cover is arranged on the ring-shaped volute, the air supply port is arranged on the machine body in the ring-shaped volute, and a fan is arranged in the ring-shaped volute;
an infrared sensor is arranged on the machine body.
Preferably, the warm air assembly comprises an air duct body, one end of the air duct body is mutually communicated with the air supply outlet, the other end of the air duct body is mutually communicated with the air outlet, and the PTC heater is arranged in the air duct body.
Preferably, the air duct body comprises a rear air shell and a front air cover arranged on the front side of the rear air shell, a cold air inlet communicated with the air supply outlet is formed in the upper end of the rear air shell, a warm air outlet is formed in the front air cover, a first slot and a second slot are formed in the inner walls of the left side and the right side of the rear air shell respectively, openings at the front ends of the first slot and the second slot are formed, and the left end and the right end of the PTC heater are inserted into the first slot and the second slot respectively.
Preferably, the right side of the PTC heater is sleeved with a sealing sleeve, the sealing sleeve is inserted in the second slot in an interference manner, the sealing sleeve is arranged in a left-right penetrating manner, the wiring terminal plate of the PTC heater is inserted into the sealing sleeve, and a limiting part which is abutted to the right end of the PTC heater is arranged in the sealing sleeve.
Preferably, the rear side wall surface of the PTC heater is bonded to the inner wall of the rear case, and the front side wall surface of the PTC heater is bonded to the rear side wall surface of the front cover.
Preferably, the rear side wall surface of the front windshield is provided with a first bonding portion bonded to the front side wall surface of the PTC heater.
Preferably, a second attaching part attached to the front side wall surface of the sealing sleeve is provided on the rear side wall surface of the front air cover.
Preferably, the metal cover is provided with a plurality of mounting seats, the machine body is provided with a plurality of threaded columns corresponding to the mounting seats, and the mounting seats are penetrated with bolts and are in threaded connection with the threaded columns.
Preferably, the machine body comprises a rear machine shell and a front machine cover, the air inlet is arranged on the rear machine shell, the annular volute and the rear machine shell are of an integrated structure, and the air outlet is arranged on the front machine cover.
Compared with the prior art, the fan assembly comprises a ring-shaped volute, the ring-shaped volute and the machine body are of an integrated structure, the lower end of the ring-shaped volute is provided with an air supply port communicated with the warm air assembly, the ring-shaped volute is provided with a metal cover, the air inlet is arranged on the machine body in the ring-shaped volute, and a fan is arranged in the ring-shaped volute; the annular volute and the machine body are integrally arranged, so that the annular volute and the machine body are convenient to mold in one-time mold processing, and the metal cover is adopted, so that the cover body has better heat resistance and is low in cost. The infrared sensor is arranged on the machine body and used for detecting whether a person exists or not, and when no person exists nearby, the infrared sensor can send a signal to the main control board of the warmer so as to avoid potential safety hazards caused by the fact that the warmer is still in an on state when no person exists through disconnection of the control circuit of the main control board.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is one of the exploded views of the present utility model;
FIG. 3 is a second exploded view of the present utility model;
FIG. 4 is a schematic diagram of an exploded structure of a warm air duct according to the present utility model;
FIG. 5 is a schematic cross-sectional view of a warm air duct according to the present utility model;
fig. 6 is a schematic cross-sectional structure of the present utility model.
Detailed Description
The utility model is further described below with reference to the drawings and examples.
Referring to fig. 1-6, a household warmer with infrared detection comprises a machine body 10, wherein an air inlet 104 and an air outlet 103 are formed in the machine body 10, a fan assembly 30 and a warm air assembly 20 are arranged in the machine body 10, the fan assembly 30 is communicated with the warm air assembly 20, the warm air assembly 20 is communicated with the air outlet 103, and the fan assembly 30 is communicated with the air inlet 104;
the fan assembly 30 comprises a ring-shaped volute 310, the ring-shaped volute 310 and the machine body 10 are of an integrated structure, the ring-shaped volute and the machine body are of an integrated structure, so that the fan assembly is convenient to be formed in one-time mold processing, and a metal cover is adopted, so that the cover body has better heat resistance and low cost;
the lower end of the annular volute 310 is provided with an air supply outlet 320 communicated with the warm air assembly 20, the annular volute 310 is provided with a metal cover 330, the air inlet 104 is arranged on the machine body 10 in the annular volute 310, and a fan is arranged in the annular volute 310;
the infrared sensor 40 is installed on the machine body 10, and is used for detecting whether a person exists, when no person exists nearby, the infrared sensor can send a signal to the main control board of the warmer, so that the warmer is prevented from being in an open state and having potential safety hazards when no person exists through disconnection of the control circuit of the main control board.
The air supply principle of the utility model is consistent with the prior art, the fan assembly 30 drives external air to enter the fan assembly 30 and then to be conveyed to the warm air assembly 20, and the air is influenced by heat in the warm air assembly 20 to form warm air and then is conveyed to the outside from the air outlet 103.
Referring to fig. 4, the warm air assembly 20 includes an air duct body 200, one end of the air duct body 200 is communicated with the air supply port 320, the other end of the air duct body 200 is communicated with the air outlet 103, and a PTC heater 230 is installed in the air duct body 200.
Referring to fig. 4 and 5, the duct body 200 includes a rear air case 210 and a front air cover 220 mounted on the front side of the rear air case 210, a cool air inlet 211 communicating with an air supply opening 320 is provided at the upper end of the rear air case 210, a warm air outlet 221 is provided on the front air cover 220, a first slot 212 and a second slot 213 are provided on the inner walls of the left and right sides of the rear air case 210, front ends of the first slot 212 and the second slot 213 are opened, and left and right ends of the PTC heater 230 are inserted into the first slot 212 and the second slot 213, respectively.
During assembly, the two ends of the PTC heater 230 are embedded into the first slot 212 and the second slot 213, and then the front air cover 220 is fixedly installed on the rear air case 210, so that the PTC heater 230 is clamped and fixed by adopting the rear air case 210 and the front air cover 220.
Specifically, the front wind cover 220 is fixedly mounted on the rear wind housing 210 using screws.
Referring to fig. 4 and 5, a sealing sleeve 240 is sleeved on the right side of the PTC heater 230, the sealing sleeve 240 is in interference fit in the second slot 213, the sealing sleeve 240 is disposed in a left-right penetrating manner, the terminal plate 231 of the PTC heater 230 is inserted into the sealing sleeve 240, and a limiting portion 241 abutting against the right end of the PTC heater 230 is disposed in the sealing sleeve 240.
The second slot 213 has a threading hole, and an external line is connected to the terminal plate 231. The sealing sleeve 240 not only can ensure the installation stability of the PTC heater 230, but also can realize better sealing on the side of the second slot 213, thereby avoiding air leakage caused by outward flow of air from the side of the second slot 213.
Referring to fig. 5, the rear sidewall surface of the PTC heater 230 is attached to the inner wall of the rear case 210, and the front sidewall surface of the PTC heater 230 is attached to the rear sidewall surface of the front cover 220.
Preferably, referring to fig. 5, a first attaching portion 222 attached to the front side wall surface of the PTC heater 230 is provided on the rear side wall surface of the front air cover 220.
Preferably, referring to fig. 5, a second attaching portion 223 attached to the front side wall of the sealing sleeve 240 is provided on the rear side wall of the front air cover 220.
Referring to fig. 3, the metal cover 330 is provided with a plurality of mounting seats 340, the machine body 10 is provided with a plurality of threaded columns 105 corresponding to the mounting seats 340, the mounting seats 340 are threaded with bolts in threaded connection with the threaded columns 105, and the mounting structure is simple, and the assembly is convenient and the stability is good.
Referring to fig. 3, the machine body 10 includes a rear casing 101 and a front casing 102, the air inlet 104 is disposed on the rear casing 101, the annular volute 310 and the rear casing 101 are in an integral structure, and the air outlet 103 is disposed on the front casing 102.
What is not described in detail in this specification is prior art known to those skilled in the art.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being 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, and the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying the number of technical features being indicated.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. The household warmer with the infrared detection function comprises a machine body (10), wherein an air inlet (104) and an air outlet (103) are formed in the machine body (10), a fan assembly (30) and a warm air assembly (20) are arranged in the machine body (10), the fan assembly (30) is communicated with the warm air assembly (20), the warm air assembly (20) is communicated with the air outlet (103), and the fan assembly (30) is communicated with the air inlet (104);
the method is characterized in that: the fan assembly (30) comprises a ring-shaped volute (310), the ring-shaped volute (310) and the machine body (10) are of an integrated structure, an air supply opening (320) communicated with the warm air assembly (20) is arranged at the lower end of the ring-shaped volute (310), a metal cover (330) is arranged on the ring-shaped volute (310), the air inlet (104) is arranged on the machine body (10) in the ring-shaped volute (310), and a fan is arranged in the ring-shaped volute (310);
an infrared sensor (40) is mounted on the machine body (10).
2. A domestic warmer with infrared detection according to claim 1, wherein: the warm air assembly (20) comprises an air duct body (200), one end of the air duct body (200) is mutually communicated with the air supply outlet (320), the other end of the air duct body (200) is mutually communicated with the air outlet (103), and a PTC heater (230) is arranged in the air duct body (200).
3. A domestic warmer with infrared detection according to claim 2, characterized in that: the air duct body (200) comprises a rear air shell (210) and a front air cover (220) arranged on the front side of the rear air shell (210), wherein a cold air inlet (211) communicated with an air supply opening (320) is formed in the upper end of the rear air shell (210), a warm air outlet (221) is formed in the front air cover (220), a first slot (212) and a second slot (213) are formed in the inner walls of the left side and the right side of the rear air shell (210) respectively, openings in the front ends of the first slot (212) and the second slot (213) are respectively arranged, and the left end and the right end of the PTC heater (230) are respectively inserted into the first slot (212) and the second slot (213).
4. A domestic warmer with infrared detection according to claim 3, wherein: the right side cover of PTC heater (230) is equipped with seal cover (240), seal cover (240) interference grafting is in second slot (213), run through the setting about seal cover (240), binding post piece (231) of PTC heater (230) alternates to seal cover (240) are inside, be equipped with in seal cover (240) with spacing portion (241) of PTC heater (230) right-hand member looks butt.
5. A domestic warmer with infrared detection according to claim 3 or 4, characterized in that: the rear side wall surface of the PTC heater (230) is attached to the inner wall of the rear air shell (210), and the front side wall surface of the PTC heater (230) is attached to the rear side wall surface of the front air cover (220).
6. A domestic warmer with infrared detection according to claim 5, wherein: a first attaching part (222) attached to the front side wall surface of the PTC heater (230) is provided on the rear side wall surface of the front air cover (220).
7. A home warmer with infrared detection according to claim 4, wherein: the rear side wall surface of the front air cover (220) is provided with a second attaching part (223) attached to the front side wall surface of the sealing sleeve (240).
8. A domestic warmer with infrared detection according to any of claims 1 to 4, characterized in that: the metal cover (330) is provided with a plurality of mounting seats (340), the machine body (10) is provided with a plurality of threaded columns (105) corresponding to the mounting seats (340), and the mounting seats (340) are provided with bolts in a penetrating mode and are in threaded connection with the threaded columns (105).
9. A domestic warmer with infrared detection according to any of claims 1 to 4, characterized in that: the machine body (10) comprises a rear machine shell (101) and a front machine cover (102), the air inlet (104) is formed in the rear machine shell (101), the annular volute (310) and the rear machine shell (101) are of an integrated structure, and the air outlet (103) is formed in the front machine cover (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322138210.4U CN220669565U (en) | 2023-08-09 | 2023-08-09 | Household warmer with infrared detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322138210.4U CN220669565U (en) | 2023-08-09 | 2023-08-09 | Household warmer with infrared detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220669565U true CN220669565U (en) | 2024-03-26 |
Family
ID=90340558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322138210.4U Active CN220669565U (en) | 2023-08-09 | 2023-08-09 | Household warmer with infrared detection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220669565U (en) |
-
2023
- 2023-08-09 CN CN202322138210.4U patent/CN220669565U/en active Active
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