CN212511789U - Air heating device - Google Patents
Air heating device Download PDFInfo
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- CN212511789U CN212511789U CN201922261287.4U CN201922261287U CN212511789U CN 212511789 U CN212511789 U CN 212511789U CN 201922261287 U CN201922261287 U CN 201922261287U CN 212511789 U CN212511789 U CN 212511789U
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Abstract
The utility model discloses an air heating device. It comprises an air input part, two air outlet pipes, a fan and at least one heater. The air input component and the two air outlet pipes form an air flow channel, the fan is arranged in the air flow channel, the heater can be arranged on the air input component, the heater can also be arranged at the joint between the two air outlet pipes and the air input component, the two air outlet pipes and the air input component are fixedly connected and are not movably arranged, and then the flow guide component is arranged in the air input component. The utility model has the advantages that: the drying device has the advantages of realizing high-temperature air drying, being large in heated area, high in drying speed, saving electric energy, simple in structure, low in cost, safe, reliable and long in service life.
Description
Technical Field
The utility model relates to a domestic indoor electrical apparatus technical field.
Background
In household indoor appliances, it is often necessary to heat or blow air to an object. Wherein the heating can heat the function that heaies up to the object, also can realize the effect of drying, and bloies and can air-dry or the effect of cooling to the object. Electric appliances such as drying clothes hangers, towel dryers and the like generally adopt resistance-type heating wires for direct heating, or directly adopt a fan to air-dry, but all have the not good condition of effect, heat inhomogeneous problem moreover, the problem that can only closely dry can not dry the object of bigger spare, and the cost is also higher. Because the object with larger volume can be heated by adopting the heater with higher cost, the heating time is longer, and more energy is consumed. If adopt the fan, also need to adopt the product that power is bigger just can air-dry the object, air-dry time is longer moreover, and air-dry can only air-dry a direction, to not being aimed at by the wind gap the position, perhaps all hardly dries apart from the position of wind gap position, and the required energy is also more.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art not enough, provide air heating device, it has the function of realizing that high temperature air-dries, can receive the hot spot region big, and it is fast to dry, practices thrift the electric energy, simple structure, and is with low costs, safe and reliable, long service life's advantage.
The utility model adopts the technical proposal that:
in order to realize the functions of heating and blowing and high-temperature drying, the following technical scheme is adopted in order to realize the larger heated area:
an air heating device, comprising:
the air input component is provided with an air inlet hole and at least two air shunting holes, and an air inflow channel communicated between the air inlet hole and the air shunting holes is arranged in the air input component;
one end of each air outlet pipe is connected with the air input part, each air outlet pipe is provided with an air inlet hole and a plurality of air outlet holes, an air outflow channel communicated with the air inlet hole and all the air outlet holes is arranged in each air outlet pipe, and each air inlet hole is communicated with one air shunting hole; the air inlet hole, the air inflow channel, the air shunting hole, the air leading-in hole, the air outflow channel and the air discharging hole are matched to form an air flow channel;
a fan for blowing air at the air inlet hole toward the air diverging hole along the air inflow passage, and fixedly installed in the air inflow passage;
and the heater is used for heating the air inside the air flow channel and is fixedly arranged inside the air flow channel.
The first scheme is as follows: the technical scheme can be manufactured into an implementation scheme of the clothes dryer, and other indoor electric appliances can be manufactured:
the air heating device is provided with a heater, the heater is fixedly arranged in the air circulation channel, and the heater is arranged between the fan and the air shunting hole.
Further, the air guide component is a guide conical surface; the flow guiding conical surface consists of two inclined surfaces which are inclined with each other; the included angle between the two inclined surfaces ranges from 70 degrees to 110 degrees.
The air inlet hole of the air input part is arranged on the upper end surface or the upper end side wall. And the upper end of the air input component is arranged on one side of the upper end of the air outlet pipe. The main characteristic is that a single heater is arranged in the air input part, two air outlet pipes are fixed, and a flow guide part is arranged between two air airflow holes.
The upper end or the side wall of the air input component is provided with an air inlet hole, the lower end of the air input component is provided with two air shunting holes, and the two air outlet pipes are arranged on one side of the lower end of the air input component.
The second scheme is as follows:
furthermore, in order to achieve better heating effect, the air heating device is provided with two heaters, each heater is used for heating air in the air outflow channel and is fixedly arranged in the air diversion channel; the air outlet holes are distributed at the lower end of the air outlet pipe in a linear array, and each air outlet pipe can be provided with a plurality of groups of air outlet holes distributed in a linear array and can be respectively arranged at the lower end, the upper end and the side end of the air outlet pipe, namely can be arranged on the circumferential side wall of the air outlet pipe.
An air guide part is arranged between every two adjacent air shunting holes; the guide component is a guide plate which is a straight plate.
Furthermore, the air input component is tubular and comprises a first part and a second part, the first part and the second part are connected in an embedded mode, two ends of the air input component are respectively provided with an air shunting hole, the air inlet hole is formed in the middle of the air input component, and the air inlet hole is formed in the center of the upper end of the second component; the fan is arranged in the first mounting cavity; a heater is installed in each of the two ends of the air input part.
Furthermore, the air heating device also comprises a fixed pipe, the fixed pipe is sleeved outside the air input part, a grid is arranged in the middle of the upper end of the fixed pipe, and the grid position corresponds to the position of the air inlet hole; the air input component, the air outlet pipe and the fixing pipe are matched to form the strip-shaped air heating device.
The heater of the following technical scheme is adopted in both the first scheme and the second scheme.
The heater includes:
the heating device comprises a main body, a heating device and a heating device, wherein a plurality of heating channels which are communicated from one end of the main body to the other end of the main body are arranged in the main body;
the heating material layer is arranged on the inner side wall of the heating channel;
a negative electrode material layer attached to one side end surface of the body and connected to one side end of the heat generating material layer;
a positive electrode material layer attached to the other side end surface of the main body and connected to the other side end of the heat generating material layer; the main body, the negative electrode material layer and the positive electrode material layer form an integrated heating main body.
The heater also comprises a positive electrode and a negative electrode; the cathode surrounds the circumferential side wall of one end of the main body and is connected with the cathode material layer, and the anode surrounds the circumferential side wall of the other end of the main body and is connected with the anode material layer; the main body is made of an insulating material; the heating material layer is made of graphene materials; the cathode material layer is made of a silver material, and the anode material layer is made of a silver material.
The main body is made of ceramic materials; the cross section of the heating channel is a hexagonal through hole; the main body is cylindrical, the negative electrode material layer comprises a first part, a plurality of second parts and a third part, the first part, the plurality of second parts and the third part are arranged on the surface of one side end of the main body, and each second part extends from the first part to the direction of the heating channel and is attached to the surface of the inner side wall of the heating channel; the third part is annular, extends from the first part along the outer side wall of the main body to the end surface of the other side of the main body, and is attached to the surface of the outer side wall of the main body; the positive electrode material layer comprises a fourth part, a plurality of fifth parts and a sixth part which are arranged on the surface of the other side end of the main body; each fifth part extends from the fourth part to one side end of the main body along the inner side wall of the heating channel, and each fifth part is attached to the inner side wall of the heating channel; the negative electrode comprises a negative electrode lug and first arc-shaped parts arranged at two ends of the negative electrode lug; a negative electrode lug is arranged between the adjacent end parts of the two first arc-shaped parts, and a first gap is arranged between the other adjacent end parts of the two first arc-shaped parts; the positive electrode comprises a positive electrode lug and second arc parts arranged at two ends of the positive electrode lug; a positive lug is arranged between the adjacent end parts of the two second arc-shaped parts, and a second gap is arranged between the other adjacent end parts of the two second arc-shaped parts; a first through hole is formed in the middle of the negative electrode tab, and a second through hole is formed in the middle of the positive electrode tab; the heater also comprises a fixed sleeve, wherein a through hole which is communicated from one end to the other end is arranged in the middle of the fixed sleeve; the main body is arranged in the through hole, one end of the heating channel is arranged at one end of the through hole, and the other end of the heating channel is arranged at the other end of the through hole; the first arc part of the negative electrode is arranged between the fixing sleeve and the main body, and the second arc part of the positive electrode is arranged between the fixing sleeve and the main body; a first notch is formed in the side wall of one end of the fixing sleeve, a second notch is formed in the side wall of the other end of the fixing sleeve, the negative electrode tab is clamped at the first notch, and the positive electrode tab is clamped at the second notch; the air input component is provided with a hook.
The heater has the advantages of small volume, high heat conversion efficiency, uniform heating of gas, reduction of obstruction of heating to gas flow, long service life, simple structure, low cost, stable structure and easy disassembly and assembly.
The negative electrode material layer, the positive electrode material layer, the heating material layer and the main body are integrated, so that the ignition phenomenon is not easy to occur between the negative electrode material layer and the heating material layer, and the ignition phenomenon is not easy to occur between the positive electrode material layer and the heating material layer. The surrounding mode is adopted, so that the anode and the anode material layer are more compact, and the electric conduction is better; the negative electrode and the negative electrode material layer are tighter, so that the electric conduction is better. Furthermore, in order to prevent short circuit between the anode and the cathode, the main body is made of insulating materials; in order to improve the heating efficiency, the heating material layer is made of graphene materials; in order to prevent the ignition phenomenon between the negative electrode material layer and the heating material layer, the negative electrode material layer is made of a silver material, and in order to prevent the ignition phenomenon between the positive electrode material layer and the heating material layer, the positive electrode material layer is made of a silver material. The hexagonal through holes are used for increasing the heating area. The gas flows from one end of the heating channel to the other end of the heating channel, the positive electrode and the negative electrode are respectively connected with the positive power supply and the negative power supply, and the flowing gas is heated by heat generated by electrifying the heating material. Furthermore, the main body is made of ceramic materials, and because the ceramic materials are relatively high-temperature resistant, the ceramic materials are preferably adopted as the main body and are relatively safe. The cross section of the heating channel is a hexagonal through hole, so that the main body forms a honeycomb structure. The local heating material layer on the inner side wall of the hexagonal channel can quickly heat gas. The graphene has good heat conversion efficiency, and can well transfer heat to gas.
Furthermore, the heating device also comprises a controller which is electrically connected with the heater and the fan.
Furthermore, a battery and a switch can be installed in the air input component, and both the battery and the switch are electrically connected to the controller.
The product can be applied to a clothes dryer, and only the hook is required to be arranged in the air input part, so that the two air outlet pipes become the supporting parts for making clothes.
This product can use in the air fan, and fan work and heater are out of work when summer, directly blow the air, perhaps fan out of work and heater work when winter, so the heater can heat the air in the indoor environment to heat the human body.
The product can be applied to a quilt warmer, namely, the strip-shaped product is directly placed in the quilt, the fan and the heater work simultaneously to heat the air in the quilt, and then the hot air is blown to the periphery through the fan to heat the quilt.
The utility model has the advantages that: the drying device has the advantages of realizing high-temperature air drying, being large in heated area, high in drying speed, saving electric energy, simple in structure, low in cost, safe, reliable and long in service life.
Drawings
FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is a schematic diagram of the second embodiment of the present invention;
fig. 3 is a schematic structural diagram of an air outlet pipe in a second embodiment of the present invention;
fig. 4 is a schematic view of the structure principle of the second embodiment of the present invention with two outlet pipes removed;
fig. 5 is a schematic view of the structure of fig. 4 with the fixing sleeve removed;
FIG. 6 is a schematic view of the structure of FIG. 5 with the second member removed;
FIG. 7 is a schematic diagram of the fan of FIG. 6 with the fan removed;
FIG. 8 is a schematic view of the heater according to the present invention;
fig. 9 is a schematic diagram illustrating the relative positions of a fan, a heater and two air outlet pipes according to a first embodiment of the present invention;
FIG. 10 is a schematic view of a heater according to the present invention;
FIG. 11 is a schematic view showing the internal structure of the heater according to the present invention;
FIG. 12 is a schematic view of the inner structure of the heater with the negative electrode removed according to the present invention;
fig. 13 is a schematic view of the structure principle of the cathode in the present invention;
fig. 14 is a schematic view of the inside cutting structure of the heater of the present invention.
Detailed Description
As shown in fig. 1 to 14, the air heating device of the present invention includes:
the air input component A1 is provided with an air inlet A11 and at least two air diversion holes A12, and an air inflow channel A13 communicated between the air inlet A11 and the air diversion holes A12 is arranged in the air input component A1;
at least two air outlet pipes A2, one end of each air outlet pipe is connected with an air input part A1, each air outlet pipe is provided with an air inlet hole A21 and a plurality of air outlet holes A22, an air outflow channel A23 communicated with the air inlet hole A21 and all the air outlet holes A22 is arranged in each air outlet pipe, and each air inlet hole A21 is communicated with an air shunting hole A12; the air inlet A11, the air inflow channel A13, the air diversion hole A12, the air inlet hole A21, the air outflow channel A23 and the air outlet hole A22 are matched to form an air flow channel;
a fan A3 for blowing air at the air inlet hole a11 toward the air distribution hole a12 along the air inflow passage a13, and fixedly installed in the air inflow passage a 13;
at least one heater A4 for heating the air inside the air flow path and fixedly installed inside the air flow path.
The first scheme is as follows: the air heating device is provided with a heater A4, the heater A4 is fixedly installed in an air circulation channel, and the heater A4 is arranged between a fan A3 and an air diversion hole A12.
The second scheme is as follows: the air heating device is provided with two heaters A4, each heater A4 is used for heating the air in the air outflow channel A23 and is fixedly arranged in the air diversion channel; the air discharge holes a22 are arranged in a linear array at the lower end of the air outlet pipe.
An air guide component A14 is arranged between every two adjacent air distributing holes A12; the flow guide part is a flow guide plate A141; or the air guide component A14 is a guide conical surface A142; the flow guiding conical surface A142 consists of two inclined surfaces which are inclined mutually; the included angle A between the two inclined surfaces ranges from 70 degrees to 110 degrees.
The upper end or the side wall of the air input component A1 is provided with an air inlet hole A11, the lower end of the air input component A1 is provided with two air branch holes A12, and two air outlet pipes A2 are arranged on one side of the lower end of the air input component A1.
The air input component A1 is tubular and comprises a first part and a second part, the first part and the second part are connected in an embedded mode, two ends of the air input component A1 are respectively provided with an air shunting hole A12, an air inlet hole A11 is arranged in the middle of the air input component A1, and an air inlet hole A11 is arranged in the center of the upper end of the second component; the fan A3 is arranged in the first mounting cavity; a heater a4 is installed inside both ends of the air input part a 1.
The air heating device also comprises a fixed pipe, the fixed pipe is sleeved outside the air input component A1, a grid is arranged in the middle of the upper end of the fixed pipe, and the grid position corresponds to the position of the air inlet hole A11; the air input component A1, the air outlet pipe and the fixed pipe are matched to form the strip-shaped air heating device.
The heater a4 includes:
a main body 2, wherein a plurality of heating channels which are communicated from one end of the main body 2 to the other end of the main body 2 are arranged in the main body 2;
the heating material layer is arranged on the inner side wall of the heating channel;
a negative electrode material layer attached to one side end surface of the body 2, which is connected to one side end of the heat generating material layer;
a positive electrode material layer attached to the other side end surface of the main body 2 and in contact with the other side end of the heat generating material layer; the body 2, the negative electrode material layer and the positive electrode material layer form an integrated heat generating body.
The heater A4 also comprises a heater A4 also comprises a positive pole and a negative pole; the cathode surrounds the circumferential side wall of one end of the main body 2 and is connected with the cathode material layer, and the anode surrounds the circumferential side wall of the other end of the main body 2 and is connected with the anode material layer; the main body 2 is made of an insulating material; the heating material layer is made of graphene materials; the cathode material layer is made of a silver material, and the anode material layer is made of a silver material.
The main body 2 is made of ceramic materials; the cross section of the heating channel is a hexagonal through hole; the main body 2 is cylindrical, and the negative electrode material layer comprises a first part, a plurality of second parts and a third part which are arranged on the surface of one side end of the main body 2, wherein each second part extends from the first part to the direction of the heating channel and is attached to the surface of the inner side wall of the heating channel; the third part is annular, the third part extends from the first part along the outer side wall of the main body 2 to the direction of the end surface at the other side of the main body 2, and the third part is attached to the surface of the outer side wall of the main body 2; the positive electrode material layer comprises a fourth part, a plurality of fifth parts and a sixth part which are arranged on the surface of the other side end of the main body 2; each fifth part extends from the fourth part to one side end of the main body 2 along the inner side wall of the heating channel, and each fifth part is attached to the inner side wall of the heating channel; the negative electrode comprises a negative electrode lug and first arc-shaped parts arranged at two ends of the negative electrode lug; a negative electrode lug is arranged between the adjacent end parts of the two first arc-shaped parts, and a first gap is arranged between the other adjacent end parts of the two first arc-shaped parts; the positive electrode comprises a positive electrode lug and second arc parts arranged at two ends of the positive electrode lug; a positive lug is arranged between the adjacent end parts of the two second arc-shaped parts, and a second gap is arranged between the other adjacent end parts of the two second arc-shaped parts; a first through hole is formed in the middle of the negative electrode tab, and a second through hole is formed in the middle of the positive electrode tab; the heater A4 also comprises a fixed sleeve 1, wherein a through hole which is communicated from one end to the other end is arranged in the middle of the fixed sleeve 1; the main body 2 is arranged in the perforation, one end of the heating channel is arranged at one end of the perforation, and the other end of the heating channel is arranged at the other end of the perforation; the first arc part of the negative electrode is arranged between the fixed sleeve 1 and the main body 2, and the second arc part of the positive electrode is arranged between the fixed sleeve 1 and the main body 2; a first notch is formed in the side wall of one end of the fixed sleeve 1, a second notch is formed in the side wall of the other end of the fixed sleeve 1, the negative electrode tab is clamped at the first notch, and the positive electrode tab is clamped at the second notch; the air input component is provided with a hook.
The utility model has the advantages of realize high temperature air-dried function, can receive the heat region big, the stoving is fast, practices thrift the electric energy, simple structure, with low costs, safe and reliable, long service life.
Claims (10)
1. Air heating device, its characterized in that includes:
an air input component (A1) which is provided with an air inlet hole (A11) and at least two air shunting holes (A12), and the interior of the air input component is provided with an air inflow channel (A13) which is communicated between the air inlet hole (A11) and the air shunting holes (A12);
at least two air outlet pipes (A2), one end of each air outlet pipe is connected with an air input part (A1), each air outlet pipe is provided with an air inlet hole (A21) and a plurality of air outlet holes (A22), an air outlet channel (A23) which is communicated with the air inlet hole (A21) and all the air outlet holes (A22) is arranged in each air outlet pipe, and each air inlet hole (A21) is communicated with an air shunting hole (A12); the air inlet hole (A11), the air inflow channel (A13), the air diversion hole (A12), the air leading-in hole (A21), the air outflow channel (A23) and the air discharge hole (A22) are matched to form an air flow channel;
a fan (A3) for blowing air at the air inlet hole (a11) toward the air diverging hole (a12) along the air inflow passage (a13), and fixedly installed in the air inflow passage (a 13);
at least one heater (A4) for heating the air inside the air flow path and fixedly installed inside the air flow path.
2. The air heating apparatus according to claim 1, characterized in that: the air heating device is provided with a heater (A4), the heater (A4) is fixedly arranged in the air circulation channel, and the heater (A4) is arranged between the fan (A3) and the air shunting hole (A12).
3. The air heating apparatus according to claim 1, characterized in that: the air heating device is provided with two heaters (A4), each heater (A4) is used for heating the air in the air outflow channel (A23), and the heaters are fixedly arranged in the air diversion channel; the air discharge holes (A22) are distributed in a linear array at the lower end of the air outlet pipe.
4. An air heating apparatus according to claim 2 or 3, characterized in that: an air guide component (A14) is arranged between every two adjacent air shunting holes (A12); the flow guide component is a flow guide plate (A141); or the air guide component (A14) is a guide conical surface (A142); the flow guiding conical surface (A142) consists of two inclined surfaces which are inclined mutually; the included angle A between the two inclined surfaces ranges from 70 degrees to 110 degrees.
5. The air heating apparatus according to claim 2, characterized in that: the upper end or the side wall of the air input component (A1) is provided with an air inlet hole (A11), the lower end of the air input component (A1) is provided with two air shunting holes (A12), and two air outlet pipes (A2) are arranged on one side of the lower end of the air input component (A1).
6. The air heating apparatus according to claim 3, characterized in that: the air input component (A1) is tubular and comprises a first part and a second part, the first part and the second part are connected in an embedded mode, two ends of the air input component (A1) are respectively provided with an air shunting hole (A12), an air inlet hole (A11) is formed in the middle of the air input component (A1), and an air inlet hole (A11) is formed in the center of the upper end of the second component; the fan (A3) is arranged in the first mounting cavity; a heater (A4) is installed inside each of both ends of the air input part (A1).
7. The air heating apparatus according to claim 6, characterized in that: the air heating device also comprises a fixed pipe, the fixed pipe is sleeved outside the air input part (A1), the middle position of the upper end of the fixed pipe is provided with a grid, and the grid position corresponds to the position of the air inlet hole (A11); the air input component (A1), the air outlet pipe and the fixed pipe are matched to form the strip-shaped air heating device.
8. The air heating apparatus according to claim 1, characterized in that: the heater (A4) comprises:
the heating device comprises a main body (2), wherein a plurality of heating channels which are communicated from one end of the main body (2) to the other end of the main body (2) are arranged in the main body (2);
the heating material layer is arranged on the inner side wall of the heating channel;
a negative electrode material layer attached to one side end surface of the body (2) and connected to one side end of the heat generating material layer;
a positive electrode material layer attached to the other end surface of the main body (2) and in contact with the other end of the heat generating material layer; the body (2), the negative electrode material layer and the positive electrode material layer form an integrated heating body.
9. The air heating apparatus according to claim 8, characterized in that: the heater (A4) further comprises a positive electrode and a negative electrode, and the heater (A4) further comprises a negative electrode and a positive electrode; the cathode surrounds the circumferential side wall of one end of the main body (2) and is connected with the cathode material layer, and the anode surrounds the circumferential side wall of the other end of the main body (2) and is connected with the anode material layer; the main body (2) is made of an insulating material (2); the heating material layer is made of graphene materials; the cathode material layer is made of a silver material, and the anode material layer is made of a silver material.
10. The air heating apparatus according to claim 9, characterized in that: the main body (2) is a main body (2) made of ceramic materials; the cross section of the heating channel is a hexagonal through hole; the main body (2) is cylindrical, the negative electrode material layer comprises a first part, a plurality of second parts and a third part, the first part, the plurality of second parts and the third part are arranged on the surface of one side end of the main body (2), and each second part extends from the first part to the direction of the heating channel and is attached to the surface of the inner side wall of the heating channel; the third part is annular, extends from the first part along the outer side wall of the main body (2) to the end surface of the other side of the main body (2), and is attached to the surface of the outer side wall of the main body (2); the positive electrode material layer comprises a fourth part, a plurality of fifth parts and a sixth part which are arranged on the surface of the other side end of the main body (2); each fifth part extends from the fourth part to one side end of the main body (2) along the inner side wall of the heating channel, and each fifth part is attached to the inner side wall of the heating channel; the negative electrode comprises a negative electrode lug and first arc-shaped parts arranged at two ends of the negative electrode lug; a negative electrode lug is arranged between the adjacent end parts of the two first arc-shaped parts, and a first gap is arranged between the other adjacent end parts of the two first arc-shaped parts; the positive electrode comprises a positive electrode lug and second arc parts arranged at two ends of the positive electrode lug; a positive lug is arranged between the adjacent end parts of the two second arc-shaped parts, and a second gap is arranged between the other adjacent end parts of the two second arc-shaped parts; a first through hole is formed in the middle of the negative electrode tab, and a second through hole is formed in the middle of the positive electrode tab; the heater (A4) also comprises a fixed sleeve (1), wherein a through hole which is communicated from one end to the other end is arranged in the middle of the fixed sleeve; the main body (2) is arranged in the through hole, one end of the heating channel is arranged at one end of the through hole, and the other end of the heating channel is arranged at the other end of the through hole; the first arc part of the negative electrode is arranged between the fixed sleeve (1) and the main body (2), and the second arc part of the positive electrode is arranged between the fixed sleeve (1) and the main body (2); a first notch is formed in the side wall of one end of the fixing sleeve (1), a second notch is formed in the side wall of the other end of the fixing sleeve (1), the negative electrode tab is clamped at the first notch, and the positive electrode tab is clamped at the second notch; the air input component is provided with a hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922261287.4U CN212511789U (en) | 2019-12-17 | 2019-12-17 | Air heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922261287.4U CN212511789U (en) | 2019-12-17 | 2019-12-17 | Air heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212511789U true CN212511789U (en) | 2021-02-09 |
Family
ID=74385819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922261287.4U Active CN212511789U (en) | 2019-12-17 | 2019-12-17 | Air heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212511789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022271575A1 (en) * | 2021-06-25 | 2022-12-29 | Inventheat, Inc. | Multi-layer solid-state heating element |
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2019
- 2019-12-17 CN CN201922261287.4U patent/CN212511789U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022271575A1 (en) * | 2021-06-25 | 2022-12-29 | Inventheat, Inc. | Multi-layer solid-state heating element |
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