Brazing type high-pressure water heating PTC heater assembly

Abstract

The utility model discloses a brazing type high-pressure water heating PTC heater assembly, and relates to the technical field of water heating PTC heaters. Comprising a shell, a fixing cover is arranged over the shell, a water heating heater body is arranged in the shell and comprises a first water tank, a second water tank is arranged over the first water tank, a third water tank is arranged under the first water tank, and a first connecting pipe is fixedly arranged at the top end of the first water tank; the top end of the first connecting pipe is fixedly connected with the second water tank, the bottom end of the first water tank is fixedly provided with a second connecting pipe, the bottom end of the second connecting pipe is fixedly connected with the third water tank, a first heating bag is arranged between the first water tank and the second water tank, and a second heating bag is arranged between the first water tank and the third water tank. According to the vehicle-mounted water heater, the effect of rapidly heating the whole vehicle can be achieved, and when the vehicle-mounted water heater is used, water is divided into three layers of flow channels from one layer of flow channels, so that the resistance of the water flowing channels is effectively reduced, the heat exchange speed of the water is higher, and the heating speed of the water is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of water-heating PTC heaters, in particular to a brazing type high-pressure water-heating PTC heater assembly. Background Art

[0002] As a pillar industry strongly supported by the country, new energy vehicles are developing rapidly. More and more OEMs and parts manufacturers are participating in it, and the competition between different brands is becoming more and more fierce. Meeting the needs of users in all aspects, ensuring stable performance, energy saving and cost reduction have always been the key concerns of new energy vehicles.

[0003] Currently, the mainstream PTC water heater adopts a die-cast aluminum structure. This type of PTC water heater has low heat exchange efficiency, long flow channel and large water resistance. Utility Model Content

[0004] In order to solve the problems of low heat exchange efficiency, long flow channel, large water resistance and heavy weight of the PTC water heating heater, the utility model aims to provide a brazing type high pressure water heating PTC heater assembly.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solution: it includes an outer shell, a fixed cover is provided directly above the outer shell, a water-heating heater body is provided inside the outer shell, the water-heating heater body includes a first water tank, a second water tank is provided directly above the first water tank, a third water tank is provided directly below the first water tank, a first connecting pipe is fixedly provided at the top of the first water tank, the top of the first connecting pipe is fixedly connected to the second water tank, a second connecting pipe is fixedly provided at the bottom end of the first water tank, the bottom end of the second connecting pipe is fixedly connected to the third water tank, a first heating pack is provided between the first water tank and the second water tank, and a second heating pack is provided between the first water tank and the third water tank.

[0006] Preferably, an upper cover plate is provided directly above the second water tank, a lower cover plate is provided directly below the third water tank, a first pressure plate is provided directly above the upper cover plate, the upper surface of the first pressure plate is fixedly installed to the lower surface of the fixed cover, a second pressure plate is provided directly below the lower cover plate, and the lower surface of the second pressure plate is fixedly connected to the inner lower surface of the outer shell.

[0007] Compared with the prior art, the beneficial effects of the present invention are:

[0008] The present application can achieve the effect of quickly heating the entire vehicle. When in use, water is divided from a single layer of flow channels into three layers of flow channels, thereby effectively reducing the resistance of the water flow channels, making the water heat exchange rate faster and improving the heating speed of the water. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0010] Figure 1 It is a schematic diagram of the structure of the utility model.

[0011] Figure 2 It is a schematic diagram of the structure after the shell of the utility model is disassembled.

[0012] Figure 3 It is a schematic diagram of the main structure of the water heating heater in the utility model.

[0013] Figure 4 It is a schematic diagram of the structure of the upper cover plate and the lower cover plate in the utility model.

[0014] Figure 5 It is a schematic diagram of the structures of the first insulating heat-conducting sheet, the second insulating heat-conducting sheet, and the third insulating heat-conducting sheet in the utility model.

[0015] In the figure: 1. outer shell; 11. fixed cover; 2. water heating heater body; 21. first water tank; 22. second water tank; 23. third water tank; 24. first connecting pipe; 25. second connecting pipe; 26. first heating pack; 27. second heating pack; 28. water inlet pipe; 29. ​​water outlet pipe; 210. first insulating thermal conductive sheet; 220. second insulating thermal conductive sheet; 230. third insulating thermal conductive sheet; 3. upper cover plate; 31. lower cover plate; 310. guide rod; 4. first pressing plate; 41. second pressing plate. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0017] Example: Figure 1-5As shown, the utility model provides a brazing type high-pressure water-heating PTC heater assembly, including a shell 1, a fixed cover 11 is provided directly above the shell 1, a water-heating heater body 2 is provided inside the shell 1, and the water-heating heater body 2 includes a first water tank 21, a second water tank 22 is provided directly above the first water tank 21, and a third water tank 23 is provided directly below the first water tank 21. A first connecting pipe 24 is fixedly provided at the top end of the first water tank 21, and the top end of the first connecting pipe 24 is fixedly connected to the second water tank 22, a second connecting pipe 25 is fixedly provided at the bottom end of the first water tank 21, and the bottom end of the second connecting pipe 25 is fixedly connected to the third water tank 23, a first heating pack 26 is provided between the first water tank 21 and the second water tank 22, and a second heating pack 27 is provided between the first water tank 21 and the third water tank 23.

[0018] An upper cover plate 3 is provided directly above the second water tank 22, a lower cover plate 31 is provided directly below the third water tank 23, a first pressing plate 4 is provided directly above the upper cover plate 3, an upper surface of the first pressing plate 4 is fixedly installed to a lower surface of the fixed cover 11, a second pressing plate 41 is provided directly below the lower cover plate 31, and a lower surface of the second pressing plate 41 is fixedly connected to an inner lower surface of the outer shell 1.

[0019] The external fixed sleeve of the first water tank 21 is provided with a first insulating heat-conducting sheet 210, the external fixed sleeve of the second water tank 22 is provided with a second insulating heat-conducting sheet 220, and the external fixed sleeve of the third water tank 23 is provided with a third insulating heat-conducting sheet 230; by providing the first insulating heat-conducting sheet 210, the water in the first water tank 21 can be heated faster, by providing the second insulating heat-conducting sheet 220, the water in the second water tank 22 can be heated faster, and by providing the third insulating heat-conducting sheet 230, the water in the third water tank 23 can be heated faster.

[0020] A plurality of evenly distributed guide rods 310 are inserted and slidably disposed between the upper cover plate 3 and the lower cover plate 31 . The guide rods 310 are provided so that the upper cover plate 3 can be stably moved.

[0021] A symmetrically distributed water inlet pipe 28 and a water outlet pipe 29 are fixedly provided on one side of the first water tank 21. One end of the water inlet pipe 28 is fixedly passed through a side wall of the shell 1 and is placed outside. One end of the water outlet pipe 29 is fixedly passed through a side wall of the shell 1 and is placed outside.

[0022] Working principle: First, place the fixed cover 11 on the top of the shell 1, and fix the fixed cover 11 and the shell 1 by bolts. At this time, the first pressure plate 4 drives the upper cover plate 3 to move, and cooperates with the second pressure plate 41 and the lower cover plate 31 to clamp the first water tank 21, the second water tank 22, the third water tank 23, the first heating package 26, and the second heating package 27. Subsequently, water is transmitted to the first water tank 21 through the water inlet pipe 28, and part of the water is diverted to the second water tank 22 through the first connecting pipe 24, and part of the water is diverted to the third water tank 23 through the second connecting pipe 25. Thus, the water is divided from a layer of flow channel into three layers of flow channels, and the water in the first water tank 21, the second water tank 22, and the third water tank 23 is heated by the first heating package 26 and the second heating package 27. The heated water flows out through the water outlet pipe 29, and the entire vehicle is heated through the pipeline.

[0023] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A brazed high-pressure water-heating PTC heater assembly, comprising a housing (1), characterized in that: A fixed cover (11) is provided directly above the shell (1), a water heater body (2) is provided inside the shell (1), the water heater body (2) comprises a first water tank (21), a second water tank (22) is provided directly above the first water tank (21), a third water tank (23) is provided directly below the first water tank (21), a first connecting pipe (24) is fixedly provided at the top end of the first water tank (21), the top end of the first connecting pipe (24) is fixedly connected to the second water tank (22), a second connecting pipe (25) is fixedly provided at the bottom end of the first water tank (21), the bottom end of the second connecting pipe (25) is fixedly connected to the third water tank (23), a first heating pack (26) is provided between the first water tank (21) and the second water tank (22), and a second heating pack (27) is provided between the first water tank (21) and the third water tank (23).

2. A brazed high-pressure water-heating PTC heater assembly as claimed in claim 1, characterized in that: An upper cover plate (3) is provided directly above the second water tank (22), a lower cover plate (31) is provided directly below the third water tank (23), a first pressing plate (4) is provided directly above the upper cover plate (3), the upper surface of the first pressing plate (4) is fixedly mounted to the lower surface of the fixed cover (11), a second pressing plate (41) is provided directly below the lower cover plate (31), the lower surface of the second pressing plate (41) is fixedly connected to the inner lower surface of the outer shell (1).

3. A brazed high-pressure water-heating PTC heater assembly as claimed in claim 1, characterized in that: The external fixing sleeve of the first water tank (21) is provided with a first insulating heat-conducting sheet (210), the external fixing sleeve of the second water tank (22) is provided with a second insulating heat-conducting sheet (220), and the external fixing sleeve of the third water tank (23) is provided with a third insulating heat-conducting sheet (230).

4. A brazed high-pressure water-heating PTC heater assembly as claimed in claim 2, characterized in that: A plurality of evenly distributed guide rods (310) are slidably inserted between the upper cover plate (3) and the lower cover plate (31).

5. A brazed high-pressure water-heating PTC heater assembly as claimed in claim 1, characterized in that: A symmetrically distributed water inlet pipe (28) and a water outlet pipe (29) are fixedly provided on one side of the first water tank (21); one end of the water inlet pipe (28) is fixedly passed through a side wall of the outer shell (1) and is placed outside; and one end of the water outlet pipe (29) is fixedly passed through a side wall of the outer shell (1) and is placed outside.

Images