Automobile high-voltage connector

Abstract

The utility model relates to the technical field of automobile high -pressure connector, specifically is an automobile high -pressure connector, the utility model discloses the inside fixed joint of plastic shell has the inner shell, and the inside card joint of inner shell installs the connecting end, and the connecting end outer wall and inner shell inner wall between card joint installation has the shield, and the shield cover is located in the outside of connecting end, and the one end of plastic shell card joint installs the tail seat, and the one side fixed joint of tail seat has the fixed seat, and the fixed seat is fixed with the upper protection subassembly for protecting the upper end of plastic shell, and the one end of upper protection subassembly and the extrusion cooperation of plastic shell outside, and the lateral wall card joint of plastic shell installs the lower protection subassembly for protecting the lateral surface and lower end of plastic shell, through installing upper protection subassembly and lower protection subassembly in the outside of automobile high -pressure connector, and the upper protection subassembly or lower protection subassembly offsets and alleviates to big impact force or big extrusion pressure, to make the impact or extrusion that the surface of plastic shell bears weakens, prevents the outside of automobile high -pressure connector from being damaged by big extrusion pressure or big impact force.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of automobile high -voltage connector, specifically is a kind of automobile high -voltage connector. BACKGROUND

[0002] The automobile high -voltage connector is a kind of high technical content, complex structure spare part, can be used in the high -voltage connection system of large current of electric automobile, for connecting the battery, electric motor etc.

[0003] The automobile high -voltage connector of prior art such as patent application number "CN201420192721.2" proposes a kind of automobile high -voltage connector, by first connecting component, second connecting component, first shielding shell, first waterproof shell, second shielding shell, second waterproof shell etc. structure, first connecting component and second connecting component are made of plastic, first connecting component can be set in one end of second connecting component, automobile high -voltage connector structure design is ingenious, light and small in size, can realize the function of high pressure, electromagnetic shielding and waterproof.

[0004] But the prior art has defects, automobile high -voltage connector surface is made of plastic, external structure is simple without protective structure, connector is relatively fragile, when high -voltage connector is subjected to large extrusion force or large impact force, the parts inside automobile high -voltage connector are prone to misplacement or damage, leading to the easy damage of connector, therefore, propose a kind of automobile high -voltage connector. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a kind of automobile high -voltage connector to solve the problems in the above background.

[0006] The utility model can be realized by the following technical scheme:

[0007] A kind of automobile high -voltage connector, including plastic shell, the inner shell is fixedly connected in the plastic shell, the connecting end is installed in the inner shell and is clamped, the shielding cover is clamped between the outer wall of connecting end and the inner wall of inner shell, the shielding cover is covered in the outside of connecting end, the tail seat is clamped in one end of plastic shell, the fixed seat is fixedly connected on one side of tail seat, the upper protection assembly for protecting the upper end of plastic shell is fixedly connected on the fixed seat, one end of upper protection assembly is extruded with the outside of plastic shell, the lower protection assembly for protecting the side and lower end of plastic shell is clamped in the side wall of plastic shell.

[0008] Preferably, the upper protection assembly includes an upper protection frame, which is fixedly connected to the fixed seat, and a spring plate is fixedly connected to one end of the side wall of the plastic shell, with the spring plate located on one side of the fixed seat, and one end of the upper protection frame is extruded with the upper end of the spring plate.

[0009] Preferably, the lower protection assembly comprises a lower protection cover, the lower protection cover is shaped as a "U" type, the lower protection cover is clamped on the side wall of the plastic shell, recesses are formed on both sides of the plastic shell, clamping plates are fixedly connected on both sides of the inner wall of the lower protection cover, and the two groups of clamping plates are clamped and matched with the two groups of recesses respectively.

[0010] Preferably, a rectangular opening is formed in the side wall of the shielding cover, a clamping block two is fixedly connected on the side wall of the connecting end, the clamping block two penetrates through the rectangular opening, the clamping block two is clamped and installed with the side wall of the inner shell, and the two ends of the shielding cover are fixedly connected with bending plates, and the two groups of bending plates are clamped at the two ends of the connecting end respectively.

[0011] Preferably, a sealing ring is sleeved on the outer wall of the inner shell, the sealing ring is located between the outer wall of the inner shell and the inner wall of the plastic shell, a clamping ring is clamped and installed at one end of the inner shell, one end of the clamping ring is extruded with the sealing gasket, and a head for plugging one end of the plastic shell is clamped and installed at one end of the clamping ring.

[0012] Preferably, a clamping jaw is fixedly connected on one side of the fixing seat, the clamping jaw is inserted into the plastic shell, and the clamping jaw is clamped and matched with the plastic shell.

[0013] The beneficial effects of the present application are as follows:

[0014] The automobile high-voltage connector is composed of a plastic shell, an inner shell, a connecting end, a shielding cover and a tail seat, and the automobile high-voltage connector is externally provided with an upper protection assembly and a lower protection assembly. The upper protection assembly protects the upper end of the plastic shell, and the lower protection assembly protects the lower end and the two sides of the plastic shell. When the surface of the plastic shell is impacted or extruded, the upper protection assembly or the lower protection assembly is impacted or extruded. The upper protection assembly and the lower protection assembly are both elastic, and can offset and alleviate the large impact force or the large extrusion force, so that the impact or the extrusion on the surface of the plastic shell is weakened, and the automobile high-voltage connector is prevented from being damaged due to the large extrusion force or the large impact force. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical schemes in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, other drawings can also be obtained by those skilled in the art without creative labor.

[0016] Figure 1 is a schematic diagram of the overall front structure of the present application;

[0017] Figure 2 is a schematic diagram of the overall back structure of the present application;

[0018] Figure 3 is a schematic diagram of the clamping jaw clamping structure of the present application;

[0019] Figure 4 is a schematic diagram of the overall vertical section structure of the present application;

[0020] Figure 5 is the whole cross-sectional structure schematic diagram of the utility model;

[0021] Figure 6 is the whole explosion structure schematic diagram of the utility model;

[0022] The reference signs in the drawings are as follows:

[0023] 1, plastic shell;2, end cover;3, groove;4, lower protective cover;5, clamping plate;6, tail seat;7, fixed seat;8, clamping jaw;9, upper protective frame;10, elastic plate;11, shielding cover;12, connecting end;13, clamping ring;14, sealing ring;17, rectangular port;18, clamping block two;19, bent plate;20, inner shell. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] A kind of automobile high-voltage connector, as shown in Fig. Figures 1-6 It includes plastic shell 1, the inner shell 20 is fixedly connected inside the plastic shell 1, the connecting end 12 is clamped and installed in the inner shell 20, the shielding cover 11 is clamped and installed between the outer wall of connecting end 12 and the inner wall of inner shell 20, the shielding cover 11 is covered in the outside of connecting end 12, the tail seat 6 is clamped and installed in one end of plastic shell 1, the fixed seat 7 is fixedly connected on one side of tail seat 6, the upper protective assembly for protecting the upper end of plastic shell 1 is fixedly connected on the fixed seat 7, one end of upper protective assembly is extruded with the outside of plastic shell 1, the lower protective assembly for protecting the side and lower end of plastic shell 1 is clamped and installed on the side wall of plastic shell 1.

[0026] The automobile high-voltage connector is composed of plastic shell 1, inner shell 20, connecting end 12, shielding cover 11 and tail seat 6, one end of automobile high-voltage connector is inserted with external connector, connecting end 12 is clamped inside through shielding cover 11 and inner shell 20, shielding cover 11 shields connecting end 12, improves the transmission stability of automobile high-voltage connector, tail seat 6 is connected with connector through shielding cover 11, one end of tail seat 6 is connected with external power supply through connecting line.

[0027] The upper protection assembly and the lower protection assembly are arranged outside the automobile high-voltage connector, the upper protection assembly protects the upper end of the plastic shell 1, the lower protection assembly protects the lower end and the two sides of the plastic shell 1, when the surface of the plastic shell 1 is impacted or extruded, the upper protection assembly or the lower protection assembly is impacted or extruded, the upper protection assembly and the lower protection assembly are both elastic, and the large impact force or the large extrusion force is offset and weakened, so that the impact or the extrusion borne by the surface of the plastic shell 1 is weakened, and the automobile high-voltage connector is prevented from being damaged due to the large extrusion force or the large impact force.

[0028] As shown in Figure 2 , Figure 4 , Figure 6 , the upper protection assembly comprises an upper protection frame 9, the upper protection frame 9 is fixedly connected to the fixed seat 7, the plastic shell 1 is fixedly connected with an elastic plate 10 at one end of the side wall, the elastic plate 10 is located on one side of the fixed seat 7, and one end of the upper protection frame 9 is extruded and matched with the upper end of the elastic plate 10.

[0029] When the tail seat 6 is inserted and arranged with the plastic shell 1, the tail seat 6 is clamped and arranged with the plastic shell 1, one end of the upper protection frame 9 is in contact with the elastic plate 10, the upper end of the automobile high-voltage connector is impacted or extruded, the upper protection frame 9 is extruded or impacted, one end of the upper protection frame 9 extrudes the elastic plate 10, the elastic plate 10 is deformed under pressure and has elasticity, the upper protection frame 9 is prevented from extruding and approaching the plastic shell 1, the upper protection frame 9 has a certain elasticity, the large impact force or the large extrusion force is offset or weakened, and the upper end of the automobile high-voltage connector is prevented from being damaged due to the large impact force or the large extrusion force.

[0030] As shown in Figures 1-6 , the lower protection assembly comprises a lower protection cover 4, the lower protection cover 4 is arranged in a "U" shape, the lower protection cover 4 is clamped on the side wall of the plastic shell 1, recesses 3 are arranged on the two sides of the plastic shell 1, clamping plates 5 are fixedly connected to the inner walls of the lower protection cover 4, and the two groups of clamping plates 5 are clamped and matched with the two groups of recesses 3.

[0031] The lower protection cover 4 is arranged outside the plastic shell 1 through the clamping plates 5 and the recesses 3, is convenient to arrange and dismount, when the lower end or the side wall of the automobile high-voltage connector is impacted or extruded, the lower protection cover 4 is extruded or impacted, the lower protection cover 4 is deformed under pressure and has elasticity, the large impact force or the large extrusion force is offset or weakened, and the lower end or the side wall of the automobile high-voltage connector is prevented from being damaged due to the large impact force or the large extrusion force.

[0032] As shown in Figures 5-6 , rectangular openings 17 are arranged in the side walls of the shielding cover 11, clamping blocks 18 are fixedly connected to the side walls of the connecting ends 12, the clamping blocks 18 penetrate through the rectangular openings 17, the clamping blocks 18 are clamped and arranged on the side walls of the inner shells 20, and bending plates 19 are fixedly connected to the two ends of the shielding cover 11, and the two groups of bending plates 19 are clamped on the two ends of the connecting ends 12.

[0033] The shield cover 11 is arranged on the connector cover, shields external signals, and improves transmission stability of the automobile high-voltage connector. The connecting end 12 is installed in the shield cover 11 through clamping of the side wall of the inner shell 20, and the bent plate 19 clamps the shield cover 11 outside the connecting end 12.

[0034] As shown in Figure 4 , Figure 5 , Figure 6 The outer wall of the inner shell 20 is sleeved with a sealing ring 14, the sealing ring 14 is located between the outer wall of the inner shell 20 and the inner wall of the plastic shell 1, one end of the inner shell 20 is clamped and installed with a clamping ring 13, one end of the clamping ring 13 is extruded with a sealing gasket, and one end of the clamping ring 13 is clamped and installed with a sealing head 2 for blocking one end of the plastic shell 1.

[0035] The clamping ring 13 clamps the sealing ring 14 on the inner shell 20, so that the sealing ring 14 is prevented from falling off, and when an external connector is plugged with the automobile high-voltage connector, the sealing ring 14 can ensure sealing of a connection between the two, and prevent water or dust from entering the connection between the two.

[0036] As shown in Figure 3 , Figure 4 , Figure 6 One side of the fixing seat 7 is fixedly connected with a clamping jaw 8, the clamping jaw 8 is plugged into the inside of the plastic shell 1, and the clamping jaw 8 is clamped and matched with the inside of the plastic shell 1.

[0037] The upper end of the tail seat 6 is clamped and installed with the inside of the plastic shell 1 through the clamping jaw 8, the clamping jaw 8 has a locking function after clamping, and the connection between the tail seat 6 and the plastic shell 1 is stable.

[0038] The working principle of the automobile high-voltage connector provided by the utility model is as follows:

[0039] The automobile high-voltage connector is externally provided with an upper protection assembly and a lower protection assembly, the upper protection assembly protects the upper end of the plastic shell 1, the lower protection assembly protects the lower end and the two sides of the plastic shell 1, when the surface of the plastic shell 1 is impacted or extruded, the upper protection assembly or the lower protection assembly is impacted or extruded, the upper protection assembly and the lower protection assembly are both elastic, and a large impact force or a large extrusion force is offset and alleviated, so that the impact or extrusion borne by the surface of the plastic shell 1 is weakened, and the automobile high-voltage connector is prevented from being damaged due to a large extrusion force or a large impact force on the outside.

[0040] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed.

Claims

1. An automotive high voltage connector comprising a plastic housing (1), characterized in that, The inner shell (20) is fixedly connected in the plastic shell (1), a connecting end (12) is clamped and installed in the inner shell (20), a shielding cover (11) is clamped and installed between the outer wall of the connecting end (12) and the inner wall of the inner shell (20), the shielding cover (11) covers the outside of the connecting end (12), a tail seat (6) is clamped and installed at one end of the plastic shell (1), a fixed seat (7) is fixedly connected on one side of the tail seat (6), an upper protection assembly for protecting the upper end of the plastic shell (1) is fixedly connected on the fixed seat (7), one end of the upper protection assembly is extruded and matched with the outside of the plastic shell (1), and a lower protection assembly for protecting the side and lower end of the plastic shell (1) is clamped and installed on the side wall of the plastic shell (1).

2. The automotive high voltage connector of claim 1, wherein, The upper protection assembly comprises an upper protection frame (9) which is fixedly connected on the fixed seat (7), and a spring plate (10) is fixedly connected at one end of the side wall of the plastic shell (1), the spring plate (10) is located on one side of the fixed seat (7), and one end of the upper protection frame (9) is extruded and matched with the upper end of the spring plate (10).

3. The automotive high voltage connector of claim 1, wherein, The lower protection assembly comprises a lower protection cover (4) which is arranged in a "U" shape, the lower protection cover (4) is clamped on the side wall of the plastic shell (1), recesses (3) are formed on both sides of the plastic shell (1), clamping plates (5) are fixedly connected on the inner walls of the lower protection cover (4), and the two groups of clamping plates (5) are clamped and matched with the two groups of recesses (3) respectively.

4. The automotive high voltage connector of claim 1, wherein, The shielding cover (11) is provided with a rectangular opening (17) in the side wall, a clamping block two (18) is fixedly connected on the side wall of the connecting end (12), the clamping block two (18) penetrates through the rectangular opening (17), and the clamping block two (18) is clamped and installed on the side wall of the inner shell (20), and the shielding cover (11) is fixedly connected with two bending plates (19) at both ends, and the two groups of bending plates (19) are clamped at both ends of the connecting end (12) respectively.

5. The automotive high voltage connector of claim 4, wherein, The inner shell (20) is provided with a sealing ring (14) on the outer wall, the sealing ring (14) is located between the outer wall of the inner shell (20) and the inner wall of the plastic shell (1), a clamping ring (13) is clamped and installed at one end of the inner shell (20), one end of the clamping ring (13) is extruded with a sealing gasket, and the clamping ring (13) is clamped and installed with a sealing head (2) at one end for plugging one end of the plastic shell (1).

6. The automotive high voltage connector of claim 1, wherein, The fixed seat (7) is fixedly connected with a clamping jaw (8), the clamping jaw (8) is inserted into the inside of the plastic shell (1), and the clamping jaw (8) is clamped and matched with the inside of the plastic shell (1).

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