CN217863626U

CN217863626U - PWM control type PTC water heater assembly

Info

Publication number: CN217863626U
Application number: CN202221568504.XU
Authority: CN
Inventors: 张岘; 万伟伟; 王玮; 孙雨
Original assignee: Xiaogan Huagong Gaoli Electron Co Ltd
Current assignee: Xiaogan Huagong Gaoli Electron Co Ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-11-22
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses a PWM control type PTC water heater assembly belongs to new energy automobile technical field, can dismantle with the mesochite including the base and be connected, be equipped with a plurality of deep grooves on the mesochite, each be equipped with PTC heating package subassembly, it is a plurality of the deep groove with be formed with coolant liquid flow channel after the base installation, be provided with input port and delivery outlet on the base, the input port with the delivery outlet passes through coolant liquid flow channel intercommunication, mesochite and cover connection, the mesochite with be formed with the electricity between the apron and connect the room, be equipped with fixed plate and PCB cylinder manifold in the electricity connection room, the fixed plate can supply installation PCB cylinder manifold, the cylinder manifold passes through the jack catch with PTC heating package subassembly and is connected, and the PCB cylinder manifold passes through the inserted sheet and is connected with the PCB control panel, the PCB control panel with the mesochite passes through bolted connection. The utility model discloses reach and to heat in electric automobile's car, improve electric automobile's whole car travelling comfort's technological effect.

Description

PWM control type PTC water heater assembly

Technical Field

The utility model belongs to the technical field of new energy automobile, in particular to PWM control type PTC water heater assembly.

Background

New energy automobiles are the trend of future automobile development. The conventional fuel locomotive can utilize heat generated by an engine to meet the heating function in the locomotive, and an electric automobile serving as a new energy automobile has no engine, so that the interior of the electric automobile is difficult to heat. In summary, in the existing new energy automobile technology, there are technical problems that it is difficult to heat the interior of the electric automobile, and the whole comfort of the electric automobile is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that it is difficult to carry out the heating in electric automobile's car, electric automobile's the poor technical problem of whole car travelling comfort.

In order to solve the technical problem, the utility model provides a PWM control type PTC water heater assembly, include: the base can be dismantled with the mesochite and be connected, be equipped with a plurality of deep slots on the mesochite, each be equipped with PTC heater packet subassembly in the deep slot, it is a plurality of the deep slot with be formed with coolant liquid flow path behind the base installation, be provided with input port and delivery outlet on the base, the input port with the delivery outlet passes through coolant liquid flow path intercommunication, mesochite and cover connection, the mesochite with be formed with the electricity between the apron and connect the room, be equipped with fixed plate and PCB cylinder manifold in the electricity connects the room, the fixed plate can supply installation PCB cylinder manifold, the cylinder manifold with PTC heater packet subassembly passes through the jack catch and is connected, PCB cylinder manifold passes through the inserted sheet and is connected with the PCB control panel, the PCB control panel with the mesochite passes through bolted connection, PTC high pressure connector passes through the high pressure support to be fixed on the mesochite, the low pressure connector passes through the low pressure support to be fixed on the mesochite, the high pressure pencil with be provided with high pressure sealing plug and high pressure fixing base between the mesochite, the low pressure pencil with set up low pressure sealing plug and low pressure seat between the mesochite.

Further, still include: a heat insulation plate disposed between the PCB bus board and the PCB control board,

further, a sealing ring is arranged between the base and the middle shell.

Furthermore, a high-temperature-resistant insulating fixing plate is arranged between the PCB bus board and the PTC heating pack assembly.

Furthermore, a heat insulation plate is arranged between the PCB control panel and the PCB confluence plate.

Further, the base is connected with the middle shell through bolts.

Further, be provided with a plurality of convex hulls on the apron, the mesochite through a plurality of convex hulls with apron interference fit.

Furthermore, a high-pressure sealing plug is arranged between the high-pressure wire harness and the middle shell, a high-pressure fixing seat is arranged between the high-pressure sealing plug and the middle shell, a low-pressure sealing plug is arranged between the low-pressure wire harness and the middle shell, and a low-pressure sealing seat is arranged between the low-pressure sealing plug and the low-pressure wire harness.

Has the advantages that:

the utility model provides a PWM control type PTC water heater assembly can be dismantled with the mesochite through the base and be connected, be equipped with a plurality of deep grooves on the mesochite, each be equipped with PTC heater packet subassembly in the deep groove, it is a plurality of the deep groove with be formed with coolant liquid flow channel after the base installation, be provided with input port and delivery outlet on the base, the input port with the delivery outlet passes through coolant liquid flow channel intercommunication, mesochite and cover connection, the mesochite with be formed with the electricity connection room between the apron, be equipped with fixed plate, PCB cylinder manifold and heat insulating board in the electricity connection room, the fixed plate can supply installation PCB cylinder manifold, the cylinder manifold with PTC heater packet subassembly passes through the jack catch and connects, PCB cylinder manifold passes through the inserted sheet and is connected with the PCB control panel, the PCB control panel with the mesochite passes through bolted connection, PTC high pressure connector passes through the high pressure support to be fixed on the mesochite, low pressure connector passes through the low pressure support to be fixed on the mesochite, high pressure pencil with be provided with high pressure sealing plug and high pressure fixing base between the mesochite, low pressure pencil with set up low pressure sealing plug and low pressure sealing seat between the mesochite. Therefore, the PTC chip is electrified to generate heat to heat the cooling liquid, and the warm air is provided for the vehicle through the evaporator, so that the vehicle-mounted air-conditioning system is safe and comfortable, energy-saving and efficient, and can improve the comfort of the whole vehicle. Therefore, the technical effects of heating in the electric automobile and improving the whole automobile comfort of the electric automobile are achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is an exploded schematic view of a PWM-controlled PTC water heater assembly according to an embodiment of the present invention;

fig. 2 is a first schematic diagram of a PWM-controlled PTC water heater assembly according to an embodiment of the present invention;

fig. 3 is a second schematic diagram of a PWM-controlled PTC water heater assembly according to an embodiment of the present invention;

fig. 4 is a third schematic view of a PWM-controlled PTC water heater assembly according to an embodiment of the present invention.

Detailed Description

The utility model discloses a PWM control type PTC water heater assembly can dismantle with mesochite 2 through base 1 and be connected, be equipped with a plurality of deep troughes 23 on mesochite 2, each be equipped with PTC heating package subassembly 6 in the deep troughe 23, it is a plurality of deep troughes 23 with be formed with coolant liquid flow path after the installation of base 1, be provided with input port 4 and delivery outlet 5 on the base 1, input port 4 with delivery outlet 5 passes through coolant liquid flow path intercommunication, mesochite 2 and apron 3 are connected, mesochite 2 with be formed with electric connection room 24 between the apron 3, be equipped with fixed plate, PCB cylinder manifold 8 and 9 in the electric connection room 24, the fixed plate can supply installation PCB cylinder manifold 8, the cylinder manifold with PTC heating package subassembly 6 passes through the jack catch and is connected, PCB cylinder manifold 8 passes through inserted sheet 16 and is connected with PCB control panel 10, PCB control panel 10 with mesochite 2 passes through bolted connection, PTC high pressure 25 passes through high-pressure support 13 to be fixed on mesochite 2, low pressure pencil 15 passes through low pressure support 19 to be fixed on mesochite 2, high pressure pencil 20 with be provided with between mesochite 2 high pressure sealing plug 12 and the low pressure sealing plug 12 and low pressure sealing plug seat 17 set up. Therefore, the PTC chip is electrified to generate heat to heat the cooling liquid, and the warm air is provided for the vehicle through the evaporator, so that the vehicle-mounted air-conditioning system is safe and comfortable, energy-saving and efficient, and can improve the comfort of the whole vehicle. Therefore, the technical effects of heating in the electric automobile and improving the whole automobile comfort of the electric automobile are achieved.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art belong to the protection scope of the present invention; the "and/or" keyword involved in this implementation represents sum or two cases, in other words, the a and/or B mentioned in the embodiment of the present invention represents two cases of a and B, A or B, and describes three states where a and B exist, such as a and/or B, representing: only A does not include B; only B does not include A; comprises A and B.

It will be understood that, although the terms first, second, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms are only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments. Spatially relative terms, such as "below," "above," and the like, may be used herein to facilitate describing one element or feature's relationship to another element or feature. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements or features described as "lower" would then be oriented "upper" other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Also, in embodiments of the invention, when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions used in the embodiments of the present invention are for illustrative purposes only and are not intended to limit the present invention.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, fig. 1 is a schematic diagram of an explosion structure of a PWM-controlled PTC water heater assembly according to an embodiment of the present invention, fig. 2 is a schematic diagram of a PWM-controlled PTC water heater assembly according to an embodiment of the present invention, fig. 3 is a schematic diagram of a PWM-controlled PTC water heater assembly according to an embodiment of the present invention, and fig. 4 is a schematic diagram of a PWM-controlled PTC water heater assembly according to an embodiment of the present invention. The embodiment of the utility model provides a pair of PWM control type PTC water heater assembly now carries out following detailed description to a PWM control type PTC water heater assembly:

the embodiment of the utility model provides a PWM control type PTC water heater assembly includes that base 1 and mesochite 2 can be for dismantling to be connected, and PTC water heater zone of heating 22 can include base 1 and mesochite 2, PTC water heater zone of heating 22 can with be used for the control area formula structure as an organic whole of control, can be convenient for assemble. The middle shell 2 is provided with a plurality of deep grooves 23, and the plurality of deep grooves 23 may refer to 1 deep groove 23, 2 deep grooves 23, 3 deep grooves 23, 4 deep grooves 23, and the like. Each deep groove 23 is internally provided with a PTC heating bag assembly 6, a plurality of deep grooves 23 and the base 1 are provided with a cooling liquid flow channel, and the inside of the cooling liquid flow channel can be used for the circulation of cooling liquid. An input port 4 and an output port 5 are provided on the base 1, the input port 4 and the output port 5 are communicated through the coolant flow channel, the coolant is input into the coolant flow channel from the input port 4, and the coolant is discharged from the coolant flow channel from the output port 5. Mesochite 2 and apron 3 are connected mesochite 2 with be formed with electricity connection chamber 24 between the apron 3, electricity connection chamber 24's inside can be equipped with fixed plate, PCB cylinder manifold 8 and heat insulating board 9, the fixed plate can supply to install PCB cylinder manifold 8, the cylinder manifold with PTC adds heat pack assembly 6 and passes through the jack catch and connect, PCB cylinder manifold 8 passes through inserted sheet 16 and is connected with PCB control panel 10, come separation PCB cylinder manifold 8 through heat insulating board 9 like this with heat between the PCB control panel 10 can avoid heat transfer to PCB control panel 10, and lead to PCB control panel 10 high temperature, be favorable to improving job stability and security. PCB control panel 10 with mesochite 2 passes through bolted connection, PTC high-voltage connector 25 and low pressure connector 15 all are the structure that the mode of getting rid of the line and draw forth, PTC high-voltage connector 25 passes through high-pressure support 13 to be fixed on mesochite 2, and low pressure connector 15 passes through low pressure support 19 to be fixed on mesochite 2, high pressure pencil 20 with be provided with high-pressure sealing plug 11 and high-pressure fixing base 12 between mesochite 2, low pressure pencil with set up low pressure sealing plug 17 and low pressure seal receptacle 14 between mesochite 2. The middle shell 2 can be provided with a vent valve 18, the base 1 can be provided with a grounding stud 28, the base 1 can be conveniently installed through the grounding stud 28, and the base 1 can be supported and fixed through the grounding stud 28.

It is worth mentioning that a sealing ring 21 may be disposed between the base 1 and the middle shell 2, and the sealing performance between the base 1 and the middle shell 2 is increased by installing the sealing ring 21 between the base 1 and the middle shell 2. And a high-temperature-resistant insulating fixing plate 7 is arranged between the PCB bus bar 8 and the PTC heating pack assembly 6. And a heat insulation plate 9 is arranged between the PCB control plate 10 and the PCB bus bar 8. The middle shell 2 is made of metal, heat insulation materials are filled in the heat insulation plate 9, the heat insulation materials can comprise foamed plastic materials, superfine glass wool materials, high silicon-oxygen cotton materials and the like, and the whole product can be safer and more reasonable by filling the heat insulation materials in the heat insulation plate 9. The base 1 and the middle shell 2 can be connected by bolts, for example, the base 1 and the middle shell 2 can be connected by hexagon socket head cap screws 27. The cover plate 3 is provided with a plurality of convex hulls 26, and the plurality of convex hulls 26 may refer to 1 convex hull 26, 2 convex hulls 26, 3 convex hulls 26, 4 convex hulls 26 and the like. The middle shell 2 is in interference fit with the cover plate 3 through the plurality of convex hulls 26. A high-pressure sealing plug 11 is arranged between the high-pressure wire harness 20 and the middle shell 2, a high-pressure fixing seat 12 is arranged between the high-pressure sealing plug 11 and the middle shell 2, a low-pressure sealing plug 17 is arranged between the low-pressure wire harness and the middle shell 2, and a low-pressure sealing seat 14 is arranged between the low-pressure sealing plug 17 and the low-pressure wire harness. After the power supply is switched on, the PTC heating bag assembly 6 is a heating body, the cooling liquid is heated through the PTC heating bag assembly serving as the heating body, and then the warm air is provided for the interior of the vehicle through the evaporator, so that the interior of the vehicle is safe and comfortable, and the vehicle is energy-saving and efficient. The stepless gear adjusting function can be achieved, the power of the stepless gear adjusting mechanism can be adjusted according to the environment temperature, energy is saved, and the comfort of the whole automobile is improved.

The utility model provides a PWM control type PTC water heater assembly can dismantle with mesochite 2 through base 1 and be connected, be equipped with a plurality of deep troughes 23 on mesochite 2, each be equipped with PTC heating package subassembly 6 in the deep troughes 23, it is a plurality of deep troughes 23 with base 1 installation back is formed with coolant liquid flow channel, be provided with input port 4 and delivery outlet 5 on the base 1, input port 4 with delivery outlet 5 passes through coolant liquid flow channel intercommunication, mesochite 2 and apron 3 are connected, mesochite 2 with be formed with electric connection chamber 24 between the apron 3, be equipped with fixed plate, PCB cylinder manifold 8 and sealing plug 9 in the electric connection chamber 24, the fixed plate can supply heat insulating board installation PCB cylinder manifold 8, the cylinder manifold with PTC heating package subassembly 6 passes through the jack catch and is connected, PCB cylinder manifold 8 passes through inserted sheet 16 and is connected with PCB control panel 10, PCB control panel 10 with mesochite 2 passes through bolted connection, PTC high-pressure connector 25 passes through high-pressure support 13 and fixes on mesochite 2, low pressure support 15 passes through low-pressure support 19 is fixed, high-pressure harness 20 and high-pressure harness 12 are provided with low pressure seal 12 between the mesochite and the sealing plug seat. Therefore, the PTC chip is electrified to generate heat to heat the cooling liquid, and the warm air is provided for the vehicle through the evaporator, so that the vehicle-mounted air-conditioning system is safe and comfortable, energy-saving and efficient, and can improve the comfort of the whole vehicle. Therefore, the technical effects that heating can be carried out in the electric automobile and the whole automobile comfort of the electric automobile is improved are achieved.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. A PWM controlled PTC water heater assembly comprising: the base can be dismantled with the mesochite and be connected, be equipped with a plurality of deep troughes on the mesochite, each be equipped with PTC heater packet subassembly in the deep troughe, it is a plurality of the deep troughe with be formed with coolant liquid flow channel after the base installation, be provided with input port and delivery outlet on the base, the input port with the delivery outlet passes through coolant liquid flow channel intercommunication, mesochite and cover connection, the mesochite with be formed with the electricity between the apron and connect the room, be equipped with fixed plate and PCB cylinder manifold in the electricity connection room, the fixed plate can supply installation PCB cylinder manifold, the cylinder manifold with PTC heater packet subassembly passes through the jack catch and is connected, PCB cylinder manifold passes through the inserted sheet and is connected with the PCB control panel, the PCB control panel with the mesochite passes through bolted connection, and PTC high pressure connector is fixed through high pressure support on the mesochite, and low pressure connector passes through low pressure support and fixes on the mesochite, high pressure pencil with be provided with high pressure sealing plug and low pressure seal receptacle between the mesochite.

2. A PWM-controlled PTC water heater assembly according to claim 1, further comprising: and the heat insulation plate is arranged between the PCB bus board and the PCB control board.

3. A PWM controlled PTC water heater assembly according to claim 1 wherein: and a sealing ring is arranged between the base and the middle shell.

4. A PWM controlled PTC water heater assembly according to claim 1 wherein: and a high-temperature-resistant insulating fixing plate is arranged between the PCB bus bar and the PTC heating pack assembly.

5. A PWM controlled PTC water heater assembly according to claim 1 wherein: and a heat insulation plate is arranged between the PCB control panel and the PCB confluence plate.

6. A PWM controlled PTC water heater assembly according to claim 1 wherein: the base is connected with the middle shell through bolts.

7. A PWM controlled PTC water heater assembly according to claim 1 wherein: the cover plate is provided with a plurality of convex hulls, and the middle shell is in interference fit with the cover plate through the convex hulls.

8. A PWM controlled PTC water heater assembly according to claim 1 wherein: the high-voltage wire harness is characterized in that a high-voltage sealing plug is arranged between the high-voltage wire harness and the middle shell, a high-voltage fixing seat is arranged between the high-voltage sealing plug and the middle shell, a low-voltage sealing plug is arranged between the low-voltage wire harness and the middle shell, and a low-voltage sealing seat is arranged between the low-voltage sealing plug and the low-voltage wire harness.