CN220359468U - Antenna amplifier, antenna assembly and vehicle - Google Patents

Abstract

The utility model relates to an antenna amplifier, an antenna assembly and a vehicle, which comprise a first shell, a second shell, a plurality of first clamping parts and a plurality of second clamping parts, wherein a first groove is formed in the first shell; the plurality of first clamping parts are arranged on the side wall of the first groove; at least part of the second housing is positioned in the first groove, and the first housing is capable of sliding relative to the second housing between a first position and a second position; the plurality of second clamping parts are arranged on the side surface of the second shell and correspond to the plurality of first clamping parts one by one; when the first shell is at the first position, the first clamping part is separated from the second clamping part; when the first shell is at the second position, the first clamping part is clamped with the second clamping part, and one end, close to the bottom of the first groove, of the second shell is contacted with the bottom of the first groove. The utility model can simplify the assembly process of the first shell and the second shell so as to improve the assembly efficiency of the first shell and the second shell.

Description

Antenna amplifier, antenna assembly and vehicle

Technical Field

The utility model relates to the technical field of antenna amplifiers, in particular to an antenna amplifier, an antenna assembly and a vehicle.

Background

An antenna amplifier is an instrument for enhancing a received weaker signal and improving the information reception quality. The vehicle antenna amplifier is arranged on the vehicle body and used for amplifying vehicle antenna signals, and the vehicle antenna amplifier can shake to different degrees along with the movement of the vehicle, so that the vehicle antenna amplifier needs to be assembled more firmly to avoid the damage of the antenna amplifier caused by shake.

The bottom shell and the upper cover of the automotive antenna amplifier at the present stage are usually fixedly connected through bolts, and the fixing mode needs to screw a plurality of positions of the bottom shell and the upper cover through bolts, so that the assembly process is complicated, and the assembly efficiency is low.

Disclosure of Invention

One of the objectives of the present utility model is to provide an antenna amplifier, so as to solve the problem of low assembly efficiency of the antenna amplifier in the prior art; second, an antenna assembly is provided; a third object is to provide a vehicle.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

an antenna amplifier comprises a first shell, a second shell, a plurality of first clamping parts and a plurality of second clamping parts, wherein a first groove is formed in the first shell; the first clamping parts are arranged on the side wall of the first groove and are distributed at intervals; at least part of the second housing is positioned in the first groove, and the first housing is capable of sliding relative to the second housing between a first position and a second position; the plurality of second clamping parts are arranged on the side surface of the second shell and correspond to the plurality of first clamping parts one by one; when the first shell is at the first position, the first clamping part is separated from the second clamping part; when the first shell is at the second position, the first clamping part is clamped with the second clamping part, and one end, close to the bottom of the first groove, of the second shell is contacted with the bottom of the first groove.

According to the technical means, when the first shell and the second shell are assembled, the opening of the first groove is aligned with the second shell, then the first shell is pushed towards the direction of the second shell, so that the first shell slides relative to the second shell, the plurality of first clamping parts are arranged on the side wall of the first groove, the plurality of first clamping parts also synchronously slide along with the first shell, when the first clamping parts just start to move, the first clamping parts and the second clamping parts are in a separated state, at the moment, the first shell is positioned at the first position, along with the continuous sliding of the first shell, the first shell moves from the first position to the second position, in the process, the first clamping parts gradually contact with the side surface of the second shell and are gradually extruded by the side surface of the second shell, the plurality of second clamping parts are arranged on the side surface of the second shell, the plurality of second clamping parts correspond to the plurality of first clamping parts one by one, when the first clamping parts continue to slide along with the first shell, the first clamping parts slide to the second clamping parts corresponding to the second clamping parts, the first clamping parts are not contacted with the first shell, and the first clamping parts are extruded with the first shell at the bottom of the first shell, and the first clamping parts are not contacted with the first shell, and the first clamping parts are simultaneously contacted with the first shell.

The first shell and the second shell are connected through the first clamping part and the second clamping part, and when the first shell and the second shell are assembled, the first shell is only required to be pushed to slide relative to the second shell, so that the assembly process of the first shell and the second shell is simpler, and the assembly efficiency of the first shell and the second shell can be improved.

Further, the first clamping portion comprises a clamping plate, the clamping plate is elastic, one end, away from the bottom of the first groove, of the clamping plate is connected with the side wall of the first groove, and when the first shell is in the second position, one end, close to the bottom of the first groove, of the clamping plate is located in the first groove and is in contact with the second clamping portion.

According to the above technical means, the structure of the first engagement portion can be made relatively simple, and the first housing and the second housing can be firmly connected.

Further, the second clamping part is a clamping groove, a clamping through hole or a clamping boss; when the second clamping part is a clamping groove, one end of the clamping plate, which is close to the bottom of the first groove, is contacted with the side wall of the clamping groove, which is close to the bottom of the first groove, under the condition that the first shell is at the second position; when the second clamping part is a clamping through hole, one end of the clamping plate, which is close to the bottom of the first groove, is contacted with the side wall of the clamping through hole, which is close to the bottom of the first groove, under the condition that the first shell is at the second position; when the second clamping part is a clamping boss, one end of the clamping plate, which is close to the bottom of the first groove, is contacted with the side wall of the clamping boss, which is far away from the bottom of the first groove, when the first shell is at the second position.

According to the technical means, the structure of the second clamping part is relatively simple, and the first clamping part and the second clamping part can be fast clamped.

Further, a plurality of accommodation spaces are formed in the side wall of the first groove, the accommodation spaces correspond to the first clamping portions one by one, one end, away from the bottom of the first groove, of the clamping plate of one first clamping portion is connected with the corresponding side wall, away from the bottom of the first groove, of the accommodation space, when the first shell is located at the first position, the side face of the second shell is attached to the side wall of the first groove, and one end, close to the bottom of the first groove, of the clamping plate can enter the corresponding accommodation space.

According to the technical means, the gap between the side face of the second shell and the side wall of the first groove can be reduced, so that the size of the antenna amplifier is reduced, and the space occupied by the antenna amplifier is reduced.

Further, a second groove is formed in the second shell, an opening of the second groove faces to the bottom of the first groove, a mounting boss and a positioning column are arranged in the second groove, the mounting boss is arranged on the side wall of the second groove, and the positioning column is arranged on the bottom wall of the second groove; the antenna amplifier further comprises a circuit board, a positioning hole is formed in the circuit board, the circuit board is detachably connected with the mounting boss, and the positioning column is inserted into the positioning hole.

According to the technical means, the circuit board has a larger installation space, and the circuit board can be fixed firmly.

Further, the antenna amplifier further comprises a mounting through hole and a mounting bracket, wherein the mounting through hole is formed in the bottom of the first groove or the bottom wall of the second groove; the installing support includes parallel arrangement's first cardboard and second cardboard, and the side that the second cardboard was kept away from to first cardboard is provided with first joint groove, is provided with the second joint groove on the side that the first cardboard was kept away from to the second cardboard, and first joint groove joint is on one lateral wall of installation through-hole, and second joint groove joint is on another lateral wall that the installation through-hole is relative.

According to the above technical means, the connection of the mounting through hole with the second housing or the first housing is facilitated, and the antenna amplifier is facilitated to be fixed to the vehicle.

Further, the antenna amplifier further comprises a plurality of connectors, a plurality of clamping through holes and a plurality of connecting wires, wherein the connectors are used for connecting the circuit board and the electrical appliance assembly; the plurality of clamping through holes penetrate through the side wall of the first groove and/or the side wall of the second groove, and the plurality of clamping through holes are in one-to-one correspondence with the plurality of connectors; the connecting wires are in one-to-one correspondence with the card through holes, one connecting wire penetrates through one card through hole and is connected with one connector and the circuit board.

According to the technical means, the antenna amplifier is conveniently connected with the electrical component through the connectors.

Further, the antenna amplifier further comprises a plurality of wire harness plugs, the wire harness plugs are in one-to-one correspondence with the connecting wires, and one wire harness plug is sleeved on one connecting wire and is clamped in one clamping through hole.

According to the technical means, dust can be prevented from entering the circuit board in the second groove, the influence on the circuit board is avoided, and the connecting wire can be protected.

The antenna assembly comprises an electrical component and the antenna amplifier, wherein the electrical component comprises an antenna, a power supply and a defrosting wire, the antenna amplifier comprises a connector and a circuit board, and any one of the antenna, the power supply and the defrosting wire is connected with the circuit board through the connector.

A vehicle comprises a vehicle body, a vehicle machine and the antenna assembly, wherein the vehicle machine and the antenna assembly are connected with the vehicle body, and the vehicle machine is connected with a circuit board through a connector.

The utility model has the beneficial effects that:

(1) According to the utility model, the second shell and the first shell can be firmly connected through the clamping of the first clamping part and the second clamping part, and the second shell and the first shell can be assembled quickly, so that the assembly process of the second shell and the first shell is simplified, and the assembly efficiency is improved.

(2) According to the utility model, the accommodating space is formed on the side wall of the first groove, so that the gap between the side surface of the second shell and the side wall of the first groove can be reduced, and the volume of the antenna amplifier can be reduced, so that the space occupied by the antenna amplifier is reduced.

Drawings

FIG. 1 is a schematic diagram showing a state of a first housing of an antenna amplifier in a second position according to an embodiment of the present utility model;

fig. 2 is a schematic view illustrating a state of a first housing of an antenna amplifier in a first position according to an embodiment of the utility model;

FIG. 3 is a second schematic diagram of a first housing of the antenna amplifier in a second position according to an embodiment of the present utility model;

FIG. 4 is a schematic structural diagram of a second clamping portion according to an embodiment of the present utility model;

FIG. 5 is a second schematic diagram of a second engaging portion according to an embodiment of the present utility model;

FIG. 6 is a third schematic structural view of a second engaging portion according to an embodiment of the present utility model;

FIG. 7 is a schematic cross-sectional view of an antenna amplifier according to an embodiment of the utility model;

FIG. 8 is a schematic diagram of an overall structure of an antenna amplifier according to an embodiment of the present utility model;

FIG. 9 is a schematic diagram of a connection relationship between a harness plug and a threading hole according to an embodiment of the present utility model;

fig. 10 is a schematic diagram illustrating connection relationships between components of an antenna assembly according to an embodiment of the present utility model.

Wherein, 10-antenna amplifier;

101-a first housing; 1011-first grooves; 1012-accommodating space;

102-a second housing; 1021-a second groove; 1022-mounting boss; 1023-positioning columns;

103-a circuit board;

104-a first clamping part; 1041-a clamping plate; 1042-pin shaft; 1043-a top plate; 1044-a spring;

105-a second clamping part; 1051-snap grooves; 1052-snap-fit through holes; 1053-snap-fit bosses;

106-mounting through holes;

107-mounting brackets; 1071-a first card; 10711-a first clamping groove; 1072-a second card; 10721-a second clamping groove;

108-connectors; 1081-a first connector; 1082-a second connector; 1083-a third connector; 1084-a fourth connector; 1085-a fifth connector; 109-connecting lines; 110-threading holes;

120-wire harness plugs; 1201-plugging the clamping groove;

a 20-antenna;

30-a power supply;

40-defrost line;

50-vehicle machine.

Detailed Description

Further advantages and effects of the present utility model will become readily apparent to those skilled in the art from the disclosure herein, by referring to the accompanying drawings and the preferred embodiments. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be understood that the preferred embodiments are presented by way of illustration only and not by way of limitation.

It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.

The present embodiment proposes an antenna amplifier 10, as shown in fig. 1, the antenna amplifier 10 includes a first housing 101, a second housing 102, a circuit board 103, a plurality of first clamping parts 104 and a plurality of second clamping parts 105, where the circuit board 103 of the antenna amplifier 10 may be mounted on the second housing 102, and then the first housing 101 is covered on the second housing 102; the circuit board 103 of the antenna amplifier 10 may be mounted on the first housing 101, and then the second housing 102. The present embodiment is described taking an example in which the circuit board 103 of the antenna amplifier 10 is mounted on the second housing 102.

The second housing 102 may be cylindrical, elliptic cylindrical, rectangular parallelepiped, etc., and in order to make the electronic component of the antenna amplifier 10 have a larger installation space, as shown in fig. 2, a second groove 1021 may be formed in the second housing 102, and the shape of the second groove 1021 is matched with the shape of the second housing 102, so as to install the circuit board 103 in the second groove 1021.

As shown in fig. 1, a mounting boss 1022 and a positioning post 1023 are disposed in the second groove 1021, the mounting boss 1022 is disposed on a side wall of the second groove 1021, the number of the mounting bosses 1022 may be one or plural, when the number of the mounting bosses 1022 is one, one mounting boss 1022 is fixed on the side wall of the second groove 1021 and matches with the shape of the second groove 1021, and when the number of the mounting bosses 1022 is plural, the plurality of mounting bosses 1022 are distributed on the side wall of the second groove 1021 at intervals.

For example, if the second groove 1021 is circular, when the number of the mounting bosses 1022 is one, one mounting boss 1022 is also circular, and the one mounting boss 1022 is fixed to the sidewall of the second groove 1021, and when the number of the mounting bosses 1022 is plural, the plurality of mounting bosses 1022 are uniformly arranged along the circumference of the second groove 1021.

If the second groove 1021 is rectangular, when the number of the mounting bosses 1022 is one, one mounting boss 1022 is rectangular, and the one mounting boss 1022 is fixed on the side wall of the second groove 1021, and when the number of the mounting bosses 1022 is multiple, the plurality of mounting bosses 1022 are uniformly distributed on the four side walls of the second groove 1021.

The positioning columns 1023 are arranged on the bottom wall of the second groove 1021 at intervals, and the circuit board 103 is provided with positioning holes, so that when the circuit board 103 is installed in the second groove 1021, the positioning holes of the circuit board 103 correspond to the positioning columns 1023, and the positioning columns 1023 are inserted into the positioning holes, so that the installation position of the circuit board 103 is positioned.

The number of the positioning columns 1023 may be one or a plurality, when the number of the positioning columns 1023 is one, the positioning columns 1023 are arranged at the middle position of the bottom wall of the second groove 1021, and if the number of the positioning columns 1023 is a plurality, the positioning columns 1023 are distributed on the bottom wall of the second groove 1021 at intervals.

The circuit board 103 can be detachably connected with the mounting boss 1022. The circuit board 103 after positioning is contacted with the mounting boss 1022, and the circuit board 103 can be fixed on the mounting boss 1022 through bolts, or the circuit board 103 can be clamped on the mounting boss 1022 through a buckle, so that the assembly of the circuit board 103 is completed.

The first casing 101 is configured to be covered on the second casing 102, as shown in fig. 2, a first groove 1011 is formed in the first casing 101, an opening of the first groove 1011 faces the second casing 102, an opening of the second groove 1021 faces the first casing 101, and at least a part of the second casing 102 is located in the first groove 1011, that is, a part of an end of the second casing 102 near the opening of the second groove 1021 is located in the first groove 1011, or all of the second casing 102 is located in the second groove 1021.

And the first housing 101 can slide relative to the second housing 102 between the first position and the second position, so that the first housing 101 and the second housing 102 can be assembled together, the first housing 101 and the second housing 102 form a closed space after assembly, and the circuit board 103 of the antenna amplifier 10 is located in the closed space, so that the circuit board 103 of the antenna amplifier 10 is protected by the first housing 101 and the second housing 102.

The shape of the first groove 1011 is matched with the shape of the second groove 1021, that is, if the second groove 1021 is circular, the first groove 1011 is also circular, and if the second groove 1021 is rectangular, the first groove 1011 is also rectangular, so as to facilitate the connection between the second housing 102 and the first housing 101.

In order to facilitate the assembly of the first housing 101 and the second housing 102 during the assembly process to improve the assembly efficiency, as shown in fig. 1 and 2, a plurality of first clamping portions 104 are disposed on the sidewall of the first groove 1011, and the plurality of first clamping portions 104 are spaced apart.

For example, if the number of the first clamping portions 104 is two and the first groove 1011 is circular, the two first clamping portions 104 are uniformly distributed along the circumference of the first groove 1011; if the number of the first clamping portions 104 is three, and the first groove 1011 is circular, the three first clamping portions 104 may be uniformly distributed along the circumference of the first groove 1011, or two of the first clamping portions 104 may be oppositely disposed, and the other first clamping portion 104 is located between two of the first clamping portions 104; if the number of the first clamping portions 104 is three, the first groove 1011 is rectangular, one first clamping portion 104 is respectively disposed on two opposite sidewalls of the first groove 1011, and the other first clamping portion 104 may be disposed on any sidewall of the first groove 1011.

The second clamping portions 105 are disposed on the side surface of the second housing 102, and the second clamping portions 105 are in one-to-one correspondence with the first clamping portions 104, and one second clamping portion 105 is used for clamping with one first clamping portion 104.

When the first housing 101 is at the first position, the first clamping portion 104 is separated from the second clamping portion 105; when the first housing 101 is at the second position, the first clamping portion 104 is clamped with the second clamping portion 105, and one end of the second housing 102, which is close to the bottom of the first groove 1011, contacts the bottom of the first groove 1011.

In assembling the first housing 101 and the second housing 102, the second housing 102 may be placed on the table, and first, an end of the first housing 101 where the opening of the first recess 1011 is located is covered on the second housing 102, and at this time, as shown in fig. 2, the first housing 101 is located at the first position.

Then, the first housing 101 is pushed in a direction toward the second housing 102, the first housing 101 slides relative to the second housing 102, and the first clamping portion 104 slides along with the first housing 101, so that the first clamping portion 104 contacts with a side surface of the second housing 102 and is pressed by the side surface of the second housing 102, and at this time, the relative positions of the second housing 102 and the first housing 101 can be positioned by pressing the side surfaces of the plurality of first clamping portions 104 and the second housing 102 against each other, that is, the second housing 102 can be positioned at a middle position of the first housing 101.

As the first housing 101 continues to slide, the first clamping portion 104 also continues to slide until the first clamping portion 104 slides to the second clamping portion 105, where the first clamping portion 104 is clamped with the second clamping portion 105, and at the same time, the bottom of the first groove 1011 of the first housing 101 also moves to contact with one end of the second housing 102 near the bottom of the first groove 1011 and presses one end of the second housing 102 near the bottom of the first groove 1011, where, as shown in fig. 3, the first housing 101 is located at the second position.

When the first housing 101 is located at the second position, since the first clamping portion 104 is clamped with the second clamping portion 105, at the same time, the bottom of the first groove 1011 of the first housing 101 contacts with one end of the second housing 102 close to the bottom of the first groove 1011, so that the first housing 101 and the second housing 102 are fixed together under the combined action of the first housing 101 and the first clamping portion 104, wherein, in order to fix the first housing 101 and the second housing 102 more firmly, the bottom of the first groove 1011 of the first housing 101 and one end of the second housing 102 close to the bottom of the first groove 1011 can be abutted against each other.

In addition, in this connection method, when the first casing 101 and the second casing 102 are assembled, only the first casing 101 and the second casing 102 need to be aligned and then the first casing 101 is pushed toward the second casing 102, so that the assembly process is relatively simple, and the assembly efficiency of the first casing 101 and the second casing 102 can be improved.

In addition, as shown in fig. 2 and 3, the first clamping portion 104 is located on the side wall of the first groove 1011, and after the first housing 101 and the second housing 102 are assembled, the first clamping portion 104 and the second clamping portion 105 will be hidden in the first housing 101, so that the antenna amplifier 10 is more attractive overall, and the situation that the first housing 101 and the second housing 102 are loosened due to false touching when the first clamping portion 104 and the second clamping portion 105 are located outside the first housing 101 can be avoided.

In this embodiment, as shown in fig. 2 and 3, the first clamping portion 104 includes a clamping plate 1041, the clamping plate 1041 has elasticity, and one end of the clamping plate 1041 away from the bottom of the first groove 1011 is connected with the side wall of the first groove 1011, and when the first housing 101 is in the second position, one end of the clamping plate 1041 close to the bottom of the first groove 1011 is located in the first groove 1011 and contacts with the second clamping portion 105.

In order to enable the sides of the first engaging portion 104 and the second housing 102 to be pressed against each other, when the first housing 101 is located at the first position and the sides of the first engaging portion 104 and the second housing 102 are not in contact, a distance between the sides of the second housing 102 and the side wall of the first groove 1011 is smaller than a minimum distance between one end of the engaging plate 1041 near the bottom of the first groove 1011 and the side wall of the first groove 1011.

On this basis, as shown in fig. 4, 5 and 6, the second clamping portion 105 is a clamping groove 1051, a clamping hole 1052 or a clamping boss 1053.

When the second clamping portion 105 is the clamping groove 1051, in the second position of the first housing 101, an end of the clamping plate 1041 near the bottom of the first groove 1011 contacts with a sidewall of the clamping groove 1051 near the bottom of the first groove 1011.

In the process that the first housing 101 moves from the first position to the second position, one end of the clamping plate 1041, which is close to the bottom of the first groove 1011, is pressed by the side surface of the second housing 102, so that the clamping plate 1041 swings in the direction close to the side wall of the first groove 1011, when the first housing 101 moves to the second position, the clamping plate 1041 is aligned with the clamping groove 1051, the side surface of the second housing 102 does not press the clamping plate 1041 any more, and the clamping plate 1041 resets in the direction far from the side wall of the first groove 1011 under the action of self elasticity, so that one end of the clamping plate 1041, which is close to the bottom of the first groove 1011, enters the clamping groove 1051, and one end of the clamping plate 1041, which is close to the bottom of the first groove 1011, contacts with the side wall of the clamping groove 1051, which is close to the bottom of the first groove 1011.

When the second clamping portion 105 is the clamping hole 1052, with the first housing 101 in the second position, one end of the clamping plate 1041 near the bottom of the first groove 1011 contacts the sidewall of the clamping hole 1052 near the bottom of the first groove 1011.

In the process that the first housing 101 moves from the first position to the second position, one end of the clamping plate 1041, which is close to the bottom of the first groove 1011, is pressed by the side surface of the second housing 102, so that the clamping plate 1041 swings in the direction of being close to the side wall of the first groove 1011, when the first housing 101 moves to the second position, the clamping plate 1041 is aligned with the clamping hole 1052, the side surface of the second housing 102 does not press the clamping plate 1041 any more, and the clamping plate 1041 is reset in the direction of being far from the side wall of the first groove 1011 under the action of self elasticity, so that one end of the clamping plate 1041, which is close to the bottom of the first groove 1011, enters the clamping hole 1052, and one end of the clamping plate 1041, which is close to the bottom of the first groove 1011, is in contact with the side wall of the clamping hole 1052, which is close to the bottom of the first groove 1011.

When the second clamping portion 105 is the clamping boss 1053, when the first housing 101 is at the second position, one end of the clamping plate 1041 near the bottom of the first groove 1011 contacts the sidewall of the clamping boss 1053 far from the bottom of the first groove 1011.

In the process of moving the first housing 101 from the first position to the second position, one end of the clamping plate 1041, which is close to the bottom of the first groove 1011, is pressed by the side surface of the second housing 102, so that the clamping plate 1041 swings in the direction close to the side wall of the first groove 1011, when the first housing 101 moves to the second position, the clamping plate 1041 corresponds to the clamping boss 1053, the side surface of the second housing 102 does not press the clamping plate 1041 any more, and the clamping plate 1041 resets in the direction far from the side wall of the first groove 1011 under the action of self elasticity, so that one end of the clamping plate 1041, which is close to the bottom of the first groove 1011, enters one side of the clamping boss 1053, which is far from the bottom of the first groove 1011, and one end of the clamping plate 1041, which is close to the bottom of the first groove 1011, contacts with the side wall of the clamping boss 1053, which is far from the bottom of the first groove 1011.

In order to make the fixation after the assembly of the first housing 101 and the second housing 102 stronger, when the first housing 101 is located at the second position, the distance between the side wall of the clamping groove 1051 near the bottom of the first recess 1011 and the bottom of the first recess 1011, the distance between the side wall of the clamping hole 1052 near the bottom of the first recess 1011 and the bottom of the first recess 1011, and the distance between the side wall of the clamping boss 1053 far the bottom of the first recess 1011 and the bottom of the first recess 1011 are both equal to the minimum distance between the end of the clamping plate 1041 near the bottom of the first recess 1011 and the bottom of the first recess 1011, or smaller than the minimum distance between the end of the clamping plate 1041 near the bottom of the first recess 1011 and the bottom of the first recess 1011, and a rubber gasket is provided between the end face of the second housing 102 near the bottom of the first recess 1011 and the bottom of the first recess 1011.

Therefore, the bottom of the first groove 1011 and the second clamping part 105 can clamp the second shell 102 tightly from the two opposite ends of the second shell 102, so that the first shell 101 and the second shell 102 are connected more firmly; in addition, by providing the rubber pad, the first engaging portion 104 can be more easily engaged with the second engaging portion 105, and the first casing 101 and the second casing 102 can be more firmly connected.

In this embodiment, as shown in fig. 2 and 3, the clamping plate 1041 is directly connected to the side wall of the first groove 1011, so that after the first housing 101 and the second housing 102 are assembled, a certain gap exists between the side wall of the first groove 1011 and the side surface of the second housing 102, thereby increasing the volume of the antenna amplifier 10.

Based on this, as shown in fig. 1, a plurality of accommodating spaces 1012 are formed on the side wall of the first groove 1011, the accommodating spaces 1012 are in one-to-one correspondence with the first clamping portions 104, one end of the clamping plate 1041 of one first clamping portion 104 away from the bottom of the first groove 1011 is connected with the corresponding side wall of the accommodating space 1012 away from the bottom of the first groove 1011, and when the first housing 101 is located at the first position, the side surface of the second housing 102 is attached to the side wall of the first groove 1011, and one end of the clamping plate 1041 close to the bottom of the first groove 1011 can enter the corresponding accommodating space 1012.

That is, in the process of pushing the first housing 101 to slide towards the second housing 102, the gap between the side wall of the first groove 1011 and the side surface of the second housing 102 is almost 0, when the side surface of the second housing 102 contacts the locking plate 1041, the locking plate 1041 can be pressed into the corresponding accommodating space 1012, and when the first housing 101 continues to slide, the locking plate 1041 moves to the second locking portion 105, the locking plate 1041 is locked into the second locking portion 105 under the self elastic action.

By providing the receiving space 1012, a gap between the second housing 102 and the side wall of the first groove 1011 can be reduced, thereby reducing the volume of the antenna amplifier 10 to reduce the space occupied by the antenna amplifier 10.

The receiving space 1012 may be a receiving groove or a receiving through hole.

In this embodiment, the first clamping portion 104 may also have a structure as shown in fig. 4, where the first clamping portion 104 includes a pin 1042, a top plate 1043, and a spring 1044, the pin 1042 is fixed at one end of the accommodating space 1012 away from the bottom of the first groove 1011, one end of the top plate 1043 away from the bottom of the first groove 1011 is rotatably connected to the pin 1042, one end of the spring 1044 is connected to the accommodating space 1012, the other end of the spring 1044 is connected to one end of the top plate 1043 near the bottom of the first groove 1011, and under the natural condition of the spring 1044, one end of the top plate 1043 near the bottom of the first groove 1011 is located in the first groove 1011.

When the first housing 101 is in the first position, the side surface of the second housing 102 presses the top plate 1043 into the accommodating space 1012, at this time, the spring 1044 is compressed, when the first housing 101 is in the second position, the side surface of the second housing 102 does not press the top plate 1043 any more, at this time, under the action of the elasticity of the spring 1044, the top plate 1043 is clamped into the second clamping portion 105, so as to complete the connection between the first housing 101 and the second housing 102.

In this embodiment, in order to facilitate the installation and fixation of the antenna amplifier 10, as shown in fig. 7, the antenna amplifier 10 further includes an installation through hole 106 and an installation bracket 107, the installation through hole 106 is formed at the bottom of the first groove 1011 or on the bottom wall of the second groove 1021, the installation through hole 106 is used for being connected with the installation bracket 107, and the installation bracket 107 can be connected with the first housing 101 or the second housing 102, so that the installation through hole 106 can be formed at the bottom of the first groove 1011 or on the bottom wall of the second groove 1021.

The mounting bracket 107 includes parallel arrangement's first cardboard 1071 and second cardboard 1072, and the side that second cardboard 1072 was kept away from to first cardboard 1071 is provided with first joint groove 10711, is provided with second joint groove 10721 on the side that first cardboard 1071 was kept away from to second cardboard 1072, and first joint groove 10711 joint is on one lateral wall of installation through-hole 106, and second joint groove 10721 joint is on the opposite another lateral wall of installation through-hole 106, and the mounting bracket 107 is used for installing antenna amplifier 10 on the vehicle.

It should be noted that, the first clamping groove 10711 may be two parallel bosses disposed on a side surface of the first clamping plate 1071, so that a gap between the two bosses forms the first clamping groove 10711, or a concave groove may be disposed on a side surface of the first clamping plate 1071 to form the first clamping groove 10711; the second clamping groove 10721 may be two parallel bosses on the side surface of the second clamping plate 1072, so that a gap between the two bosses forms the second clamping groove 10721, or a concave groove may be formed on the side surface of the second clamping plate 1072 to form the second clamping groove 10721.

The first card 1071 and the second card 1072 may be made of metal materials, so that the first card 1071 and the second card 1072 have elasticity. When the mounting bracket 107 is connected to the mounting through hole 106, the first clamping plate 1071 and the second clamping plate 1072 can be pressed in the direction approaching to each other to reduce the distance between the first clamping plate 1071 and the second clamping plate 1072, then the first clamping plate 1071 and the second clamping plate 1072 are put into the mounting through hole 106, the first clamping groove 10711 and the second clamping groove 10721 are aligned with the side wall of the mounting through hole 106, then the pressing of the first clamping plate 1071 and the second clamping plate 1072 is released, and the first clamping plate 1071 and the second clamping plate 1072 move away from each other under the self elasticity, so that the first clamping groove 10711 and the second clamping groove 10721 are clamped on the side wall of the mounting through hole 106.

In the direction perpendicular to the bottom wall of the second groove 1021, the height of the first clamping groove 10711 and the height of the second clamping groove 10721 are matched with the thickness of the side wall of the mounting through hole 106, and the first clamping plate 1071 and the second clamping plate 1072 are made of metal materials and have elasticity, so that the first clamping groove 10711 and the second clamping groove 10721 can be tightly clamped with the side wall of the mounting through hole 106.

In this embodiment, as shown in fig. 8 and 9, the antenna amplifier 10 further includes a plurality of connectors 108, a plurality of connecting wires 109, and a plurality of threading holes 110, wherein the connectors 108 are used for connecting the circuit board 103 and the electrical components. The plurality of threading holes 110 penetrate through the side wall of the first groove 1011 and/or the side wall of the second groove 1021, and the plurality of threading holes 110 are in one-to-one correspondence with the plurality of connectors 108; the connecting wires 109 are in one-to-one correspondence with the plurality of threading holes 110, and one connecting wire 109 passes through one threading hole 110 and connects one connector 108 with the circuit board 103.

That is, one connector 108 is connected to one end of one connection wire 109, and after the connection wire 109 passes through one threading hole 110, the other end of the connection wire 109 is connected to the circuit board 103.

When the second housing 102 is located in the first groove 1011, the plurality of threading holes 110 penetrate through the side wall of the first groove 1011 and the side wall of the second groove 1021 at the same time; when the second housing 102 is only partially located in the first groove 1011, the sidewall of the first groove 1011 and the sidewall of the second groove 1021 may partially overlap in a direction parallel to the bottom wall of the second groove 1021, and among the plurality of threading holes 110, the threading hole 110 located at a position where the sidewall of the first groove 1011 and the sidewall of the second groove 1021 overlap may simultaneously penetrate the sidewall of the first groove 1011 and the sidewall of the second groove 1021, and the threading hole 110 located at other places may only penetrate the sidewall of the first groove 1011 or the sidewall of the second groove 1021.

The number of the plurality of connectors 108 in the present embodiment is 5, and the 5 connectors 108 are named as a first connector 1081, a second connector 1082, a third connector 1083, a fourth connector 1084 and a fifth connector 1085 in this order, and the electrical component includes the antenna 20, the power supply 30 and the defrost line 40.

One end of the first connector 1081 is connected to the circuit board 103 of the antenna amplifier 10 through a connection line 109, and the other end of the first connector 1081 is connected to the antenna 20 through a coaxial line for transmitting a signal received by the antenna 20 to the circuit board 103 of the antenna amplifier 10. The antenna 20 includes a DAB antenna and an FM, AM antenna.

One end of the second connector 1082 is connected with the circuit board 103 of the antenna amplifier 10 through a connecting wire 109, and the other end of the second connector 1082 is connected with a DAB signal channel of the car machine 50 through a coaxial line, so as to transmit DAB signals amplified by the antenna amplifier 10 to the car machine 50; one end of the third connector 1083 is connected to the circuit board 103 of the antenna amplifier 10 through a connection line 109, and the other end of the third connector 1083 is connected to the FM and AM signal channels of the car machine 50 through a coaxial line, so as to transmit the FM and AM signals amplified by the antenna amplifier 10 to the car machine 50.

One end of the fourth connector 1084 is connected with the power supply 30 through a connecting wire 109, the other end of the fourth connector 1084 is connected with the circuit board 103 of the antenna amplifier 10 through a coaxial wire, and is used for transmitting the power supply 30 signal to the circuit board 103 of the antenna amplifier 10, the circuit board 103 filters interference information in the power supply 30 signal, one end of the fifth connector 1085 is connected with the circuit board 103 of the antenna amplifier 10 through a connecting wire 109, and the other end of the fifth connector 1085 is connected with the defrosting wire 40 on glass through the coaxial wire, and is used for transmitting the power supply 30 signal with the interference information filtered to the defrosting wire 40, so that the defrosting wire 40 is used for defrosting the glass.

On this basis, in order to prevent dust from entering the second groove 1021 through the threading hole 110, as shown in fig. 8, the antenna amplifier 10 further includes a plurality of wire harness plugs 120, wherein the plurality of wire harness plugs 120 are in one-to-one correspondence with the plurality of connecting wires 109, and one wire harness plug 120 is sleeved on one connecting wire 109 and is clamped in one threading hole 110.

The wire harness plug 120 is used for plugging the wire through hole 110, so that dust can be prevented from entering the second groove 1021 through the wire through hole 110, the dust can be prevented from falling onto the circuit board 103, the normal operation of the circuit board 103 is affected, the wire harness plug 120 can also be used for protecting the connecting wire 109, and damage to the connecting wire 109 caused by the side wall of the wire through hole 110 is avoided.

The wire harness plug 120 may be conical, so that the wire harness plug 120 may be plugged into the threading hole 110 to plug the threading hole 110; as shown in fig. 9, the plugging slot 1201 may be formed in the wire harness plug 120, so that the plugging slot 1201 is clamped on the side wall of the threading hole 110 to plug the threading hole 110, and the wire harness plug 120 and the threading hole 110 are connected more tightly in this connection manner, so as to avoid the wire harness plug 120 from loosening.

The present embodiment also provides an antenna assembly including an electrical component including an antenna 20, a power supply 30, and a defrost line 40, and an antenna amplifier 10 as described above, any one of the antenna 20, the power supply 30, and the defrost line 40 being electrically connected to the antenna amplifier 10 through a connector 108.

That is, as shown in fig. 10, the antenna 20 includes a DAB antenna and FM, AM antennas, which may be disposed on a front windshield or a rear windshield, and the antenna 20 is connected to the antenna amplifier 10 through a first connector 1081 for transmitting the DAB signal and the FM, AM signal to the antenna amplifier 10, the DAB signal and the FM, AM signal are amplified by the antenna amplifier 10, the antenna amplifier 10 is further connected to a DAB signal path of the vehicle 50 through a second connector 1082 for transmitting the amplified DAB signal to the vehicle 50, and the antenna amplifier 10 is further connected to an FM, AM signal path of the vehicle 50 through a third connector 1083 for transmitting the amplified FM, AM signal to the vehicle 50.

The power supply 30 is used for supplying power to the defrosting wire 40, the power supply 30 is connected with the antenna amplifier 10 through the fourth connector 1084, and is used for transmitting a power supply 30 signal to the antenna amplifier 10, the antenna amplifier 10 filters the power supply 30 signal, the antenna amplifier 10 is also connected with the defrosting wire 40 through the fifth connector 1085, and is used for transmitting the filtered power supply 30 signal to the defrosting wire 40, and the defrosting wire 40 is used for defrosting glass, wherein the defrosting wire 40 is arranged on a front windshield or a rear windshield.

The antenna assembly provided in this embodiment has at least the same technical effects as the antenna amplifier 10 described above.

The present embodiment also provides a vehicle including a vehicle body, a vehicle machine 50 and the antenna assembly described above. The vehicle can be a fuel oil vehicle, an electric vehicle, a fuel oil and electric hybrid vehicle, a methanol vehicle, a solar vehicle and the like.

The vehicle provided in this embodiment has at least the same technical effects as the antenna assembly described above.

The above embodiments are merely preferred embodiments for fully explaining the present utility model, and the scope of the present utility model is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present utility model, and are intended to be within the scope of the present utility model.

Claims (10)

1. An antenna amplifier, comprising:

a first housing (101), wherein a first groove (1011) is formed in the first housing (101);

the first clamping parts (104) are arranged on the side wall of the first groove (1011), and the first clamping parts (104) are distributed at intervals;

-a second housing (102), at least part of the second housing (102) being located within the first recess (1011) and the first housing (101) being slidable relative to the second housing (102) between a first position and a second position;

the second clamping parts (105) are arranged on the side surface of the second shell (102), and the second clamping parts (105) are in one-to-one correspondence with the first clamping parts (104);

when the first shell (101) is at the first position, the first clamping part (104) is separated from the second clamping part (105);

when the first housing (101) is at the second position, the first clamping portion (104) is clamped with the second clamping portion (105), and one end, close to the bottom of the first groove (1011), of the second housing (102) is in contact with the bottom of the first groove (1011).

2. An antenna amplifier according to claim 1, wherein the first clamping portion (104) comprises a clamping plate (1041), the clamping plate (1041) has elasticity, and an end of the clamping plate (1041) away from the bottom of the first groove (1011) is connected with a side wall of the first groove (1011); when the first housing (101) is at the second position, one end of the clamping plate (1041) close to the bottom of the first groove (1011) is located in the first groove (1011) and is in contact with the second clamping part (105).

3. The antenna amplifier according to claim 2, wherein the second clamping portion (105) is a clamping groove (1051), a clamping through hole (1052) or a clamping boss (1053);

when the second clamping portion (105) is the clamping groove (1051), when the first housing (101) is at the second position, one end of the clamping plate (1041) close to the bottom of the first groove (1011) is in contact with the side wall of the clamping groove (1051) close to the bottom of the first groove (1011);

when the second clamping portion (105) is the clamping through hole (1052), when the first shell (101) is at the second position, one end, close to the bottom of the first groove (1011), of the clamping plate (1041) is in contact with the side wall, close to the bottom of the first groove (1011), of the clamping through hole (1052);

When the second clamping portion (105) is the clamping boss (1053), when the first housing (101) is at the second position, one end of the clamping plate (1041) close to the bottom of the first groove (1011) contacts with a side wall of the clamping boss (1053) away from the bottom of the first groove (1011).

4. An antenna amplifier according to claim 2, wherein a plurality of accommodating spaces (1012) are formed on the side wall of the first groove (1011), the accommodating spaces (1012) are in one-to-one correspondence with the first clamping portions (104), one end of the clamping plate (1041) of the first clamping portion (104) away from the bottom of the first groove (1011) is connected with the corresponding side wall of the accommodating space (1012) away from the bottom of the first groove (1011), and when the first housing (101) is located at the first position, the side surface of the second housing (102) is attached to the side wall of the first groove (1011), and one end of the clamping plate (1041) close to the bottom of the first groove (1011) can enter the corresponding accommodating space (1012).

5. An antenna amplifier according to claim 1, wherein a second recess (1021) is formed in the second housing (102), an opening of the second recess (1021) faces a bottom of the first recess (1011), a mounting boss (1022) and a positioning post (1023) are provided in the second recess (1021), the mounting boss (1022) is provided on a side wall of the second recess (1021), and the positioning post (1023) is provided on a bottom wall of the second recess (1021);

The antenna amplifier further comprises a circuit board (103), wherein a positioning hole is formed in the circuit board (103), the circuit board (103) is detachably connected with the mounting boss (1022), and the positioning column (1023) is inserted into the positioning hole.

6. An antenna amplifier according to claim 5, wherein the antenna amplifier further comprises:

a mounting through hole (106), wherein the mounting through hole (106) is arranged at the bottom of the first groove (1011) or on the bottom wall of the second groove (1021);

the mounting bracket (107), the mounting bracket (107) includes parallel arrangement's first cardboard (1071) and second cardboard (1072), first cardboard (1071) keep away from the side of second cardboard (1072) is provided with first joint groove (10711), second cardboard (1072) keep away from be provided with second joint groove (10721) on the side of first cardboard (1071), first joint groove (10711) joint in on one lateral wall of installation through-hole (106), second joint groove (10721) joint in on the opposite another lateral wall of installation through-hole (106).

7. An antenna amplifier according to claim 5, wherein the antenna amplifier further comprises:

A plurality of connectors (108), a plurality of the connectors (108) being used for connecting the circuit board (103) with an electrical component;

the clamping through holes (1052) penetrate through the side wall of the first groove (1011) and/or the side wall of the second groove (1021), and the clamping through holes (1052) are in one-to-one correspondence with the connectors (108);

the connecting wires (109) are in one-to-one correspondence with the clamping through holes (1052), one connecting wire (109) penetrates through one clamping through hole (1052), and one connector (108) is connected with the circuit board (103).

8. The antenna amplifier according to claim 7, further comprising a plurality of wire harness plugs (120), wherein the plurality of wire harness plugs (120) are in one-to-one correspondence with the plurality of connecting wires (109), and one wire harness plug (120) is sleeved on one connecting wire (109) and is clamped in one clamping through hole (1052).

9. An antenna assembly comprising an electrical component and an antenna amplifier according to any of claims 1-8, the electrical component comprising an antenna (20), a power supply (30) and a defrost line (40), the antenna amplifier comprising a connector (108) and a circuit board (103), any of the antenna (20), the power supply (30) and the defrost line (40) being connected to the circuit board (103) by the connector (108).

10. A vehicle characterized by comprising a vehicle body, a vehicle machine (50) and an antenna assembly according to claim 9, wherein the vehicle machine (50) and the antenna assembly are both connected to the vehicle body, and the vehicle machine (50) is connected to the circuit board (103) through the connector (108).