TWM447979U - Electric heating device and apparatus for detachable heating module - Google Patents

Description

Electric heating device and device capable of replacing heating module

The present invention relates to an electric heating device, and more particularly to an electric heating device that can replace a heating module.

Due to the rise of energy saving and carbon reduction, electric vehicles have gradually replaced traditional fuel vehicles. However, since the indoor heating of traditional fuel vehicles uses the cooling water of the cooling engine as the heating energy for heating, since the electric vehicle does not require the engine to drive, it cannot The cooling water of the cooling engine is used as the heat energy for supplying the heating, and thus an electric heating device is developed to heat the liquid, thereby replacing the cooling water of the engine as the heat energy for providing the heating.

The conventional electric heating device is used for heating the liquid, and mainly comprises a box body and a heating module. The box body is provided with a cavity, and a water inlet and a water outlet are opened on one side of the box body, and the heating module is fixedly connected. On one side of the casing, a cavity is filled with a liquid. In use, the heat generated by the heating module is transmitted to the casing, and the inner wall surface of the casing is exchanged with the liquid in the cavity to achieve the most heating effect on the liquid.

However, the conventional electric heating device has the following disadvantages. First, since the heating module transmits heat energy to the casing through the liquid heating system, and then exchanges heat with the liquid through the casing, it is indirectly heated, and the heating effect is obtained. difference. Secondly, since the heating module is directly connected to one side of the box body, when the heating module fails or is damaged, the assembly process of the heating module parts is complicated, and the whole set of electricity is usually convenient for the sake of convenience. The heating device is replaced at the same time, which will result in cost waste.

One of the purposes of this creation is that the heating module can be exchanged and worn in the box body, so that when the heating module is damaged or faulty, it can be quickly taken out for repair or replacement, so as to save time for repairing the electric heating device. .

Another purpose of the present invention is to use the heat pipe of the heating module to directly contact and heat the liquid in the cavity to improve the effect of the electric heating device on the liquid heating.

In order to achieve the above object, the present invention provides an electric heating device capable of extracting a heating module for heating a liquid, comprising a box body and a heating module; the box body having a liquid for filling a cavity, the box body is provided with a slot connecting the cavity; the heating module is detachably connected to the slot and separates the cavity from a first chamber and a second chamber The heating module comprises a PTC heating component and a heat pipe disposed outside the PTC heating component.

In order to achieve the above object, the present invention further provides an electric heating device capable of extracting a heating module, comprising a liquid supplier, a box body and a heating module; the liquid supplier comprises a liquid, a water pump, and a connection a liquid input pipe and a liquid output pipe of the water pump; the casing has a cavity for filling the liquid, the casing is provided with a slot connecting the cavity, a water inlet and a water outlet, The water inlet is connected to the liquid input pipe, and the water outlet is connected to the liquid outlet pipe; the heating module is replaceably connected to the slot and separates the cavity from a first chamber and a second The water inlet and the water outlet respectively communicate with the first chamber and the second chamber, and the heating module comprises a PTC heating assembly and a heat pipe disposed outside the PTC heating assembly.

The creation also has the following effects. The first point is to increase the efficiency of the PTC heating unit by transferring the electrical energy of each electrode plate to the PTC heating unit through the conductive property of the thermal conductive adhesive, thereby increasing the heat energy generated by the PTC heating unit. The thermal conductivity of the insulating thermal conductive adhesive increases the effect of the heat source generated by the PTC heating unit to the heat transfer tube; therefore, the electric heating device and the device can better heat the liquid. Secondly, the insulating thermal conductive adhesive and the insulating and heat conducting plate can be electrically insulated to prevent the electric leakage of the electrode plates from leaking to the heat transfer tube. The third point is that the fluid passage formed by the ribs on the upper cover and the lower cover in the first chamber and the second chamber can increase the flow of the liquid in the first chamber and the second chamber. The heating module has more heating time for the liquid, so that the heating effect of the electric heating device and the device for the liquid is better.

The detailed description and technical content of the present invention are described below with reference to the drawings, but the drawings are only for reference and explanation, and are not intended to limit the creation.

Please refer to the first to fifth figures, which are respectively a three-dimensional combination diagram, a three-dimensional exploded view, a three-dimensional exploded view of the PTC heating component, a combined sectional view and a partially enlarged schematic view of the heating module of the first embodiment of the creation. An electric heating device 1 and an apparatus 1 for extracting a heating module mainly include a casing 10 and a heating module 20.

The casing 10 includes a hollow body 11, an upper cover 12 and a lower cover 13, the upper cover 12 covers one side of the hollow body 11, and the lower cover 13 covers the other side of the hollow body 11; The body 11, the upper cover 12 and the lower cover 13 are collectively formed to form a cavity 14, and one side of the hollow body 11 is opened. A slot 111 is defined in the slot 111 of the hollow body 11 . The heating module 20 can be inserted through the slot 111 of the hollow body 11 and away from the slot 111 . One end is fixed in the fixing groove 112 and separates the cavity 14 from a first chamber 141 and a second chamber 142; the hollow body 11 defines a water inlet 113 and a water outlet adjacent to a side of the slot 111. 114, the water inlet 113 and the water outlet 114 are respectively communicated with the first chamber 111 and the second chamber 112; the upper cover 12 is convexly formed on one side of the hollow body 11 to form a plurality of ribs 121, each of the ribs 121 and the heat conduction The tube 22 is adjacent to the outer surface of the first chamber 141 to form a fluid passage 1211 in the first chamber 141. The side of the lower cover 13 adjacent to the hollow body 11 is also formed with a plurality of ribs 131. Each of the ribs 131 abuts the outer surface of the heat transfer tube 22 adjacent to the second chamber 142 to define a fluid passage 1311 in the second chamber 142; wherein the upper cover 12 and the lower cover 13 respectively and the hollow body 11 A waterproof gasket 30 is interposed therebetween; the hollow body 11, the upper cover 12 and the lower cover 13 are made of heat resistant The component made of the material; the waterproof gasket 30 can be a component made of silicone or rubber material.

The heating module 20 includes a PTC heating component 21 and a heat pipe 22, and the heat pipe 22 is sleeved outside the PTC heating component 21; the PTC heating component 21 includes at least one PTC heating unit 211, a pair of electrode plates 212, and a pair of insulated heat conducting plates. 213, each electrode plate 212 is connected to each side of the PTC heating unit 211, one side of each insulating heat conducting plate 213 is connected to each electrode plate 212, and the other side is respectively connected with the inner surface of the heat pipe 22, and each electrode plate 212 is adjacent to the hollow One end of the slot 111 of the body 11 extends with a first conductive terminal 2121; the PTC heating unit 211 is an element made of a positive temperature coefficient ceramic material; the heat pipe 22 is an aluminum or aluminum alloy material; each insulating heat conducting plate 213 is an element made of alumina.

The electric heating device 1 and the device 1 further comprise a thermal conductive adhesive 40, an insulating thermal conductive adhesive 50 and a connector 60; each of the electrode plates 212 is adhered to the PTC heating unit 211 through the thermal conductive adhesive 40; and each of the insulating and heat conducting plates 213 is insulated by heat conduction. The glue 50 is adhered to each of the electrode plates 212; each of the insulating and heat conducting plates 213 is adhered to the inner surface of the heat transfer tube 22 via the insulating heat conductive adhesive 50; the connector 60 is inserted into the slot 111 on one side and is sleeved on the PTC. The heating assembly 21 is externally connected to one end of the slot 111 and electrically connected to the first conductive terminal 2121 of each electrode plate 212. The other side of the connector 60 is provided with a second conductive terminal 61. Each insulating heat conducting plate 213 and insulating heat conduction The glue 50 has electrical insulation and thermal conductivity properties.

Please refer to the sixth figure, which is a schematic diagram of the combination of the first embodiment of the present invention. The electric heating device 1 and the device 1 further include a liquid feeder 70. The liquid supplier 70 includes a water pump 71 and a liquid input pipe 72. a liquid output pipe 73 and a liquid 74; the liquid input pipe 72 communicates with the water pump 71 and the water inlet 113 of the hollow body 11; the liquid output pipe 73 communicates with the water pump 71 and the water outlet 114 of the hollow body 11; the liquid 74 is filled in the casing 10 The first chamber 141 and the second chamber 142 are inside.

When the electric heating device 1 and the device 1 are to be used to heat the liquid 74, the second conductive terminal 61 of the connector 60 can be first connected to a power source to supply electric energy to the electrode plates 212, so that the electrode plates 212 can supply electric energy to the PTC heating unit. 211, since the PTC heating unit 211 has a large resistance value, the electric energy provided by each electrode plate 212 can be converted into thermal energy, and the thermal energy generated by the PTC heating unit 211 is transmitted to the electrode plates 212, and then transmitted by the electrode plates 212. The insulating heat conducting plates 213 are then transferred to the heat conducting tubes 22 via the insulating heat conducting plates 213, and finally the heat transfer tubes 22 are respectively exchanged with the liquid 74 in the first chamber 141 and the second chamber 142 to heat the liquid. Effect of 74; same After the time is heated, the liquid 74 flows into the liquid output pipe 73 through the water outlet 113 of the hollow body 11, flows into the water pump 71 via the liquid output pipe 73, and then uses the water pump 71 to input the liquid 74 into the liquid input pipe 72, and finally through the liquid input pipe 72. The liquid 74 flows from the water inlet 113 of the hollow body 11 into the first chamber 141 and the second chamber 142, whereby the effect of circulating heating of the liquid 74 can be achieved.

Since the heating module 20 is inserted into the hollow body 11 in a replaceable manner, when the heating module 20 is faulty or damaged, the replacement or maintenance can be immediately taken out to save maintenance time and save the electric heating device. And the cost of equipment 1.

In addition, since the outer surface of the heat pipe 22 directly contacts the liquid 74 in the first chamber 141 and the second chamber 142, the liquid 74 can be directly heated, thereby improving the electric heating device 1 and the device 1 to the liquid 74. The effect of the heating; in addition, the fluid passages 1211 and 1311 formed in the first chamber 141 and the second chamber 142 by the ribs 121 and 131 on the upper cover 12 and the lower cover 13 can be used to increase the liquid. 74 flows into the first chamber 141 and the second chamber 142 and the flow of the liquid 74 out of the first chamber 141 and the second chamber 142, so that the heating module 20 has more heating time for the liquid 74, and can also be improved. The heating effect of the electric heating device 1 and the device 1 on the liquid 74.

In addition, each of the insulating plate 213 having electrical insulation properties is interposed between the electrode plates 212 and the inner surface of the heat pipe 22 to prevent the electric energy of each electrode plate 212 from leaking to the heat pipe 22 to avoid leakage. The effect of the insulating heat conducting plate 213 has the property of heat conduction, so that the heat transfer performance of each electrode plate 212 to the heat conducting tube 22 can be improved; and the insulating heat conductive adhesive 50 is made of ceramic powder with high thermal conductivity as a base material. Cheng Zhiyuan The base material may be a silicone material, a plastic material or an epoxy resin material, and the ceramic powder may be aluminum oxide, tantalum nitride, aluminum nitride or tantalum carbide, so that the heat energy of each electrode plate 212 can be further increased for each insulation. The heat conducting plate 213 and each of the insulating heat conducting plates 213 transfer heat energy to the heat transfer pipe 22.

In addition, since the thermal conductive adhesive 40 is a component made of a conductive and heat conductive material, the thermal conductive adhesive 40 can be a component made of a copper or silver material for a silicone rubber, a rubber or a plastic material, so that the transfer of each electrode plate 212 can be increased. The efficiency of the electric energy to the PTC heating unit 212 is to increase the effect of the PTC heating unit 211 to generate thermal energy, and the effect of the PTC heating unit 211 to transfer thermal energy to the respective electrode plates 212 may also be increased.

Please refer to the seventh and eighth figures, which are respectively a schematic diagram (1) of the heat pipe and a schematic diagram (2) of the heat pipe according to the second embodiment of the present invention. The main difference from the foregoing embodiment is that the heat pipe 22 is replaced with heat conduction. The heat pipe 22b includes an upper casing 221 and a lower casing 222. One side of the upper casing 221 is formed with a U-shaped upper plate 2211, and the lower casing 222 is formed with a "U" on one side. a lower vertical plate 2221; each of the two sides of each upper plate 2211 is formed with an upper hook 2212 bent inwardly, and two sides of each lower plate 2221 are respectively formed with outwardly curved lower hooks 2222, respectively The upper casing 221 and the lower casings 222 are respectively coupled to each other by the upper hooks 2212 and the lower hooks 2222.

Please refer to the ninth and tenth drawings, which are respectively a schematic diagram (1) of the heat pipe and a schematic diagram (2) of the heat pipe according to the third embodiment of the present invention. The main difference from the foregoing embodiments is that the heat pipe 22 is replaced with The heat pipe 22c, the heat pipe 22c includes an upper casing 221, a lower casing 222 and a pair of elongated bodies 223, and a side surface of the upper casing 221 is formed with a U-shaped upper plate 2211. A lower U-shaped lower vertical plate 2221 is formed on one side of the lower casing 222; the elongated body 223 has an "H" shape in cross section, and a sliding groove 2231 is formed at each end of each of the elongated bodies 223; The side of each of the upper plates 2211 away from the upper casing 221 is respectively slidably connected to one of the sliding grooves 2231 of each of the elongated bodies 223, and the side of each of the lower vertical plates 2221 is separated from the lower casing 222 by another sliding. The inner casing 221 and the lower casing 222 are connected together in the groove 2231'.

In summary, the electric heating device and equipment that can be used to replace the heating module have been industrially utilized, novel and progressive, and the structure of the creation has not been seen in similar products and publicly used, fully in line with New patent application requirements, filed in accordance with the Patent Law.

<this creation>

1‧‧‧Electric heating device, electric heating equipment

10‧‧‧Box

11‧‧‧ hollow body

111‧‧‧Slot

112‧‧‧fixed slot

113‧‧‧ Inlet

114‧‧‧Water outlet

12‧‧‧Upper cover

121‧‧‧ rib

1211‧‧‧ fluid passage

13‧‧‧Under cover

131‧‧‧ rib

1311‧‧‧ fluid passage

14‧‧‧ cavity

141‧‧‧ first chamber

142‧‧‧Second chamber

20‧‧‧heating module

21‧‧‧PTC heating components

211‧‧‧PTC heating unit

212‧‧‧electrode plate

2121‧‧‧First conductive terminal

213‧‧‧Insulated heat conducting plate

22, 22b, 22c‧‧‧ heat pipe

221‧‧‧Upper casing

2211‧‧‧Upper board

2212‧‧‧Upper hook

222‧‧‧ Lower case

2221‧‧‧Lower board

2222‧‧‧Under the hook

223‧‧‧Large body

2231, 2231'‧‧‧ chute

30‧‧‧Waterproof gasket

40‧‧‧thermal adhesive

50‧‧‧Insulation thermal adhesive

60‧‧‧Connector

61‧‧‧Second conductive terminal

70‧‧‧Liquid feeder

71‧‧‧Water pump

72‧‧‧Liquid input tube

73‧‧‧Liquid output tube

74‧‧‧Liquid

The first figure is a three-dimensional combination diagram of the first embodiment of the present creation.

The second drawing is an exploded perspective view of the first embodiment of the present creation.

The third figure is an exploded perspective view of the PTC heating assembly of the first embodiment of the present invention.

The fourth drawing is a combined sectional view of the first embodiment of the present creation.

The fifth figure is a partially enlarged schematic view of the heating module of the first embodiment of the present invention.

The sixth drawing is a schematic diagram of the combination of the first embodiment of the present creation.

The seventh drawing is a schematic view (1) of the heat pipe of the second embodiment of the present invention.

The eighth figure is a schematic view (2) of the heat pipe of the second embodiment of the present invention.

The ninth drawing is a schematic view (1) of the heat pipe of the third embodiment of the present invention.

The tenth figure is a schematic view (2) of the heat pipe of the third embodiment of the present invention.

1‧‧‧Electric heating device

10‧‧‧Box

11‧‧‧ hollow body

111‧‧‧Slot

112‧‧‧fixed slot

113‧‧‧ Inlet

114‧‧‧Water outlet

12‧‧‧Upper cover

121‧‧‧ rib

1211‧‧‧ fluid passage

13‧‧‧Under cover

131‧‧‧ rib

1311‧‧‧ fluid passage

14‧‧‧ cavity

20‧‧‧heating module

21‧‧‧PTC heating components

213‧‧‧Insulated heat conducting plate

22‧‧‧Heat pipe

30‧‧‧Waterproof gasket

60‧‧‧Connector

61‧‧‧Second conductive terminal

Claims (17)

An electric heating device capable of extracting a heating module for heating a liquid, comprising: a casing having a cavity for filling the liquid, the casing opening a slot connecting the cavity And a heating module, the removable socket is inserted into the slot and the cavity is separated from a first chamber and a second chamber, the heating module includes a PTC heating component and is disposed thereon A heat pipe outside the PTC heating assembly. The electric heating device of the replaceable heating module according to claim 1, wherein the box system is composed of a hollow body, an upper cover plate and a lower cover plate respectively covering the two sides of the hollow body, The cavity is formed by the hollow body, the upper cover and the lower cover, and the slot is opened on one side of the hollow body. The electric heating device of the removable heating module of claim 2, wherein the upper cover and the lower cover respectively protrude from a side adjacent to the hollow body to abut against the outer surface of the heat pipe Multiple ribs. The electric heating device of the replaceable heating module of claim 2, wherein a waterproof gasket is interposed between the upper cover and the lower cover and the hollow body. The electric heating device of the replaceable heating module according to claim 1, further comprising an insulating thermal conductive adhesive, wherein the PTC heating component is adhered to the heat conducting pipe through the insulating thermal conductive adhesive. The electric heating device of the replaceable heating module of claim 5, further comprising a thermal conductive adhesive, the PTC heating component comprising at least one PTC heating unit, respectively adhered to the two sides of the PTC heating unit through the thermal conductive adhesive a pair of electrode plates and a pair of insulating layers respectively adhered to the electrode plates by the insulating thermally conductive rubber Thermal plate. The electric heating device of the replaceable heating module of claim 6, further comprising a connector that is inserted into the slot and sleeved outside the one end of the PTC heating component adjacent to the slot And electrically connected to each of the electrode plates. An electric heating device capable of extracting a heating module, comprising: a liquid feeder comprising a liquid, a water pump, a liquid input pipe connecting the water pump and a liquid output pipe; and a casing having a liquid for filling a chamber, a slot for connecting the cavity, a water inlet and a water outlet, the water inlet is connected to the liquid inlet pipe, and the water outlet is connected to the liquid outlet pipe; a heating module that is detachably connected to the slot and separates the cavity from a first chamber and a second chamber, wherein the water inlet and the water outlet respectively communicate with the first chamber and the first chamber In the two chambers, the heating module comprises a PTC heating component and a heat pipe disposed outside the PTC heating component. The electric heating device of the removable heating module of claim 8, wherein the box system is formed by a hollow body, an upper cover and a lower cover respectively covering the two sides of the hollow body, a cavity is formed between the hollow body, the upper cover and the lower cover, the slot is defined on one side of the hollow body, and the water inlet and the water outlet are respectively adjacent to the slot of the hollow body One side. The electric heating device of the removable heating module of claim 9, wherein the upper cover and the lower cover respectively protrude from a side adjacent to the hollow body to abut against the outer surface of the heat pipe. Multiple ribs. The electric heating device of the removable heating module of claim 9, wherein the upper cover and the lower cover respectively are provided with a waterproof gasket . The electric heating device of the replaceable heating module according to claim 8, further comprising an insulating thermal conductive adhesive, wherein the PTC heating component is adhered to the heat conducting pipe through the insulating thermal conductive adhesive. The electric heating device of the replaceable heating module of claim 12, further comprising a thermal conductive adhesive, the PTC heating component comprising a PTC heating unit and respectively adhered to the two sides of the PTC heating unit through the thermal conductive adhesive a pair of electrode plates and a pair of insulated heat conducting plates respectively adhered to the electrode plates by the insulating thermally conductive rubber. The electric heating device of the replaceable heating module of claim 13, further comprising a connector that is inserted into the slot and sleeved outside the one end of the PTC heating component adjacent to the slot And electrically connected to each of the electrode plates. The electric heating device of the heating module according to claim 8, wherein the heat pipe comprises an upper casing and a lower casing, and a side surface of the upper casing is formed with a U-shaped upper plate A U-shaped lower vertical plate is formed on one side of the lower casing, and the upper vertical plate is connected to the lower vertical plate. The electric heating device of the heating module of claim 15, wherein the upper side of the upper plate is respectively formed with an upper hook which is bent inwardly, and the two sides of the lower plate are respectively bent outwardly. In the next hook, each of the upper hooks and each of the lower hooks are mutually locked. The electric heating device of the heating module according to claim 15, wherein the heat pipe further comprises a long strip having an "H" shape, and the two ends of the strip are respectively formed with a chute The side of the upper plate that is away from the upper casing is slidably connected to one of the sliding slots, and the side of the lower vertical plate that is away from the lower casing is slidably connected to the other of the sliding slots.