High-voltage socket for heat pump

Abstract

The utility model relates to a high-voltage socket for a heat pump, the high-voltage socket comprises a socket combination, a magnetic ring and a wire harness combination, the magnetic ring is sleeved on the wire harness combination and is used for filtering electromagnetic waves, the socket combination comprises a plug base, a plastic shell and a metal shell, the plug base is arranged in the plastic shell, and the metal shell is arranged in the plastic shell. The plastic shell is arranged in the metal shell, the outer surface of the plug base is provided with four uniformly arranged inclined plane clamping bulges, the inner edge surface of the plastic shell is provided with clamping grooves corresponding to the inclined plane clamping bulges, and the clamping grooves are used for limiting the plug base in the plastic shell; two buckles protruding out of the surface are arranged on the outer edge face of the plastic shell, two stopping grooves are formed in the positions, corresponding to the buckles, of a middle through hole of the metal shell, and the two stopping grooves are used for limiting the plastic shell in the metal shell. According to the invention, the structure is optimized, and the filtering function is realized while the normal function is satisfied.

Description

TECHNICAL FIELD

[0001] The utility model relates to a high pressure connector, concretely relates to a high pressure socket for new energy automobile heat pump. BACKGROUND

[0002] With the development of science and technology, the progress of technology, the automobile product is changing day by day, and higher requirements are put forward to circuit connecting piece products, and automobile parts are important fields for our country's automobile industry to participate in globalization. On the new energy automobile, the high pressure connector installed in the heat pump of the vehicle body plays a very important role. The main role of the heat pump is to improve the thermal management of the vehicle, especially in new energy vehicles, because of the lack of traditional fuel vehicle engine waste heat for heating, so it is necessary to find a more efficient alternative, and the heat pump system becomes an ideal choice, and the heat pump socket plays a key connection role in the heat pump, but the conventional heat pump socket is not good.

[0003] The existing high pressure socket has the following defects in actual use:

[0004] (1) poor effect;

[0005] (2) no magnetic ring is added for electromagnetic filtering, and there is current noise.

[0006] Therefore, the high pressure connector of the prior art still has room for improvement. INVENTION CONTENTS

[0007] The utility model aims at providing a high pressure socket for new energy automobile heat pump with reliable structure to solve the prior art problems.

[0008] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0009] A high pressure socket for heat pump is used in new energy automobile heat pump system, the high pressure socket includes socket combination, magnetic ring and wire harness combination, the wire harness combination is arranged on the socket combination, the magnetic ring is sleeved on the wire harness combination and is used for filtering electromagnetic wave, wherein the socket combination includes plug base, plastic shell and metal shell, the plug base is arranged in the plastic shell, the plastic shell is arranged in the metal shell, four inclined surface clamping protrusions are arranged on the outer surface of the plug base, clamping grooves are arranged on the inner edge surface of the plastic shell and correspond to the positions of the inclined surface clamping protrusions, and the clamping grooves are used for limiting the plug base in the plastic shell, two protrusions are arranged on the outer edge surface of the plastic shell, and two stop grooves are arranged in the middle through hole of the metal shell and correspond to the positions of the buckles, and the two stop grooves are used for limiting the plastic shell in the metal shell.

[0010] The high-voltage socket for heat pump of the preferred embodiment of the present application, the wire harness combination includes two first wire harnesses and two second wire harnesses, two ends of the first wire harness are respectively connected with a circular terminal and a first plug, two ends of the second wire harness are respectively connected with a terminal socket and a second plug, the plug base includes two first plug holes and two second plug holes, the first plug is connected with the first plug hole in penetration, and the second plug is connected with the second plug hole in penetration.

[0011] The high-voltage socket for heat pump of the preferred embodiment of the present application, the metal shell is an aluminum alloy shell including a middle through hole.

[0012] The high-voltage socket for heat pump of the preferred embodiment of the present application, the magnetic ring is a nanocrystalline magnetic ring.

[0013] The design concept of the present application is to design a high-voltage socket for heat pump, improve the existing high-voltage socket by adopting an integrated structure, integrate the filtering function while keeping the original performance and size of the high-voltage socket, and consist of a socket combination, a magnetic ring and a wire harness combination; fixed through the through hole of the aluminum alloy shell, connected to the heat pump host through the terminal at the bottom; after assembly, the current enters through the terminal, is transmitted through the copper wire inside the wire harness, and the current transmission function is realized; when the current passes through, the nanocrystalline magnetic ring filters electromagnetic waves to realize the filtering function.

[0014] Due to the adoption of the above technical scheme, the utility model has the following advantages and effects:

[0015] First, the structure of the present application is optimized, so that it realizes the filtering function while meeting the normal function;

[0016] Second, the performance of the high-voltage socket of the present application is better than that of other heat pump sockets.

[0017] Of course, implementing any one of the specific embodiments of the present application does not necessarily have all the above technical effects at the same time. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic diagram of the high-voltage socket of the present application;

[0019] Figure 2 It is an exploded schematic diagram of the high-voltage socket of the present application;

[0020] Figure 3 It is a schematic diagram of the plug base and the plastic shell of the present application;

[0021] Figure 4 It is a schematic diagram of the plug base, the plastic shell, the magnetic ring and the wire harness combination of the present application;

[0022] Figure 5 It is a schematic diagram of the metal shell of the present application;

[0023] Figure 6 For the magnetic ring diagram of the present application. DETAILED DESCRIPTION

[0024] For the purpose of facilitating understanding, the preferred embodiments of the present application are further described in detail below in combination with the drawings.

[0025] Please refer to Figure 1 The high-voltage socket diagram of the present application, the high-voltage socket of the present application is a heat pump high-voltage socket, which is usually used in new energy vehicle heat pump systems. The main role of the vehicle heat pump is to improve the thermal management of the vehicle, especially in new energy vehicles, as there is a lack of traditional fuel vehicle engine waste heat for heating, so it is necessary to find a more efficient alternative, and the heat pump system becomes an ideal choice. The heat pump socket plays a key connecting role in the heat pump.

[0026] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 The high-voltage socket described in the present application comprises a socket combination 10, a magnetic ring 20 and a wire harness combination 30, the wire harness combination 30 is arranged on the socket combination 10, the magnetic ring 20 is sleeved on the wire harness combination 30 for filtering electromagnetic waves, wherein the socket combination 10 comprises a plug base 11, a plastic shell 12 and a metal shell 13, the plug base 11 is arranged in the plastic shell 12, the plastic shell 12 is arranged in the metal shell 13, the plastic shell 12 uses PBTGF30 material, and the metal shell 13 is an aluminum alloy shell comprising a middle through hole.

[0027] As shown in Figure 3 The outer surface of the plug base 11 is provided with four evenly arranged inclined clamping protrusions 111, the inner edge surface of the plastic shell 12 is provided with clamping grooves 121 corresponding to the positions of the inclined clamping protrusions 111, and the clamping grooves 121 are used for limiting the plug base 11 in the plastic shell 12; in the embodiment of the present application, the outer edge surface of the plastic shell 12 is provided with two protruding surface buckles 122 in the connection aspect of the plastic shell 12 and the metal shell 13, Figure 3 The buckle 122 is an inclined sheet body, which is elastically inward when pressed and pops out when the pressure is eliminated, and the middle through hole of the metal shell 13 is provided with two stop grooves (not shown in the figure) corresponding to the positions of the buckles 122, the buckle 122 is pressed inward during the process of inserting the plastic shell 12 into the middle through hole of the metal shell 13, and when the buckle 122 comes to the position of the stop groove, the buckle 122 pops into the stop groove to limit the plastic shell 12 in the metal shell 13.

[0028] As Figure 2 shown, the wire harness combination 30 includes two first wire harnesses 31 and two second wire harnesses 32, two ends of the first wire harness 31 are connected with a circular terminal 33 and a first plug 34 respectively, two ends of the second wire harness 32 are connected with a terminal socket 35 and a second plug 36 respectively, Figure 3 The plug base 11 includes two first plug holes 112 and two second plug holes 113, the first plug 34 is connected with the first plug hole 112, and the second plug 36 is connected with the second plug hole 113, as Figure 3 shown, the first plug 34 and the second plug 36 are arranged in the plastic shell 12 after penetrating the plug base 11, in addition, the two second wire harnesses 32 are covered in a plastic tube to form a wire harness.

[0029] After assembly, the plastic shell 12 is connected through the middle through hole of the metal shell 13 made of aluminum alloy, and is fixed on the vehicle through the external through hole of the metal shell 13, the circular terminal 33 and the terminal socket 35 at the bottom of the wire harness combination 30 are connected to the heat pump host; the current enters through the circular terminal 33 and the terminal socket 35, and is transmitted to the plug base 11 through the copper wire inside the first wire harness 31 and the second wire harness 32, to realize the current transmission function.

[0030] As Figure 1 shown, the magnetic ring 20 is sleeved on the wire harness combination 30 and is at one end close to the socket combination 10, as Figure 6 shown, in the embodiment of the application, the magnetic ring 20 is a nanocrystalline magnetic ring, when the current passes through, the nanocrystalline magnetic ring integrated on the wire harness combination 30 filters electromagnetic waves.

[0031] Through market part mark research, in the overall structure of the heat pump and the socket, the minimum diameter size of the five terminals in the socket of the prior art is only 1mm, the micro spring is sleeved on the terminal and then put into the fixing structure of the support, the fine operation is difficult to assemble manually, and the special-shaped spring automation is also difficult to realize, the high-voltage socket composed of the first plug 34 and the second plug 36 of the application is better than other heat pump sockets.

[0032] The key technologies of the application are as follows:

[0033] 1. The metal shell 13 made of aluminum alloy can shield interference, and the plastic shell 12 used for the internal support uses plastic material, and the buckle is directly designed on the plastic support.

[0034] 2. Cancel the existing technology 5 micro spring, product internal filling glue strengthens fixed and prevents the accidental water of the pull open state, and analyzes the new structure and material characteristics, optimizes comprehensively, the new structure terminal can be installed smoothly, the pulling force also satisfies the national standard requirement, is superior to the similar product on the market in the cost and the installation convenience.

[0035] 3. The material of the plastic shell 12 is changed from PPS GF40 of the prior art to PBT GF30, the hardness of both is close to one time, and the plastic is excellent in insulation performance.

[0036] With the above technical scheme, the utility model has the following advantages and effects:

[0037] First, the structure of the application is optimized, so that it can realize the filtering function while meeting the normal function;

[0038] Second, the performance of the high-voltage socket is better than that of other heat pump sockets.

[0039] Of course, implementing any one of the specific embodiments of the utility model does not necessarily have all the above technical effects at the same time.

[0040] The above disclosure is only the preferred embodiment of the utility model, but not to limit itself, any skilled person in the art makes equivalent changes and changes without departing from the spirit and connotation of the utility model, and all should fall within the protection scope of the utility model.

Claims

1. A high-voltage socket for a heat pump, used in a heat pump system for new energy vehicles, characterized in that, The high-voltage socket includes a socket assembly, a magnetic ring, and a wiring harness assembly. The wiring harness assembly is disposed on the socket assembly, and the magnetic ring is sleeved on the wiring harness assembly for filtering electromagnetic waves. The socket assembly includes a plug base, a plastic housing, and a metal housing. The plug base is disposed within the plastic housing, and the plastic housing is disposed within the metal housing. The outer surface of the plug base has four evenly arranged beveled protrusions. The inner edge of the plastic shell has a groove corresponding to the beveled protrusions. The groove is used to limit the plug base in the plastic shell. The outer edge of the plastic shell has two protruding buckles. The middle through hole of the metal shell has two stop grooves corresponding to the buckles. The two stop grooves are used to limit the plastic shell in the metal shell.

2. The high-pressure socket for a heat pump as described in claim 1, characterized in that, The wiring harness assembly includes two first wiring harnesses and two second wiring harnesses. The two ends of the first wiring harness are respectively connected to a circular terminal and a first plug. The two ends of the second wiring harness are respectively connected to a terminal socket and a second plug. The plug base includes two first sockets and two second sockets. The first plug passes through and connects to the first socket, and the second plug passes through and connects to the second socket.

3. The high-pressure socket for a heat pump as described in claim 2, characterized in that, The metal casing is an aluminum alloy casing including a central through hole.

4. The high-pressure socket for a heat pump as described in claim 3, characterized in that, The magnetic ring is a nanocrystalline magnetic ring.

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