CN213717930U

CN213717930U - S-band low-noise amplifier

Info

Publication number: CN213717930U
Application number: CN202120088812.1U
Authority: CN
Inventors: 姚坤宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-07-16
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a S wave band low noise amplifier, including the amplifier base, fixed mounting has the cushion layer on the inside lower surface of amplifier base, the last fixed surface of cushion layer installs the master control base plate, the upper end fixed surface of amplifier base installs the cushion rubber circle, fixed mounting has input/output port on the both sides surface of amplifier base position placed in the middle. A S wave band low noise amplifier, can ensure that noise amplifier is stable fixes on fixed subassembly, can be with main control base plate fixed mounting at the upper surface of cushion layer through the inside fixing bolt cooperation fastening nut of No. two screws, and absorb the vibration effectively, increase main control base plate 'S anti-seismic performance, can reduce steam effectively and get into noise amplifier inside, can absorb the inside steam of noise amplifier through dry layer simultaneously, make noise amplifier more stable at the during operation, extension noise amplifier' S life.

Description

S-band low-noise amplifier

Technical Field

The utility model relates to a microwave communication technical field, in particular to S wave band low noise amplifier.

Background

The low noise amplifier is an amplifier with a very low noise coefficient, and has higher and higher performance requirements on a communication system receiver along with the development of a microwave communication technology, and comprises performance parameters of the receiver, such as sensitivity, noise depth, dynamic range and the like, and the low noise amplifier is used as a pre-amplification circuit of the receiver and can amplify a weak signal sent by an antenna, so that the noise of the whole communication system is reduced, the receiving sensitivity of communication equipment is improved, the system can conveniently demodulate a high-efficiency useful signal, the operation efficiency of the system is improved, and the low noise amplifier is widely applied to the field of various radio receivers; the existing low-noise amplifier has certain disadvantages in use, has poor stability and loose integral structure, is easy to influence the actual use effect by the environment, and brings troubles to maintenance and detection.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an S-band low noise amplifier, which can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a S wave band low noise amplifier, includes the amplifier base, fixed mounting has the cushion layer on the inside lower surface of amplifier base, the last fixed surface of cushion layer installs the master control base plate, the upper end fixed surface of amplifier base installs the cushion rubber circle, fixed mounting has input/output port on the position placed in the middle of the both sides surface of amplifier base.

Preferably, the front and back surfaces of the amplifier base are fixedly provided with fixed blocks at positions close to four corners, the upper surface of each fixed block is provided with a first screw hole, and the two side surfaces of the amplifier base are fixedly provided with fixed hidden buttons at positions at two sides of the input and output port.

Preferably, the position department that the upper surface of cushion layer is close to the four corners has seted up No. two screws, No. two screws have all been seted up to the lower surface of amplifier base and the upper surface of main control base plate and the relative position department of cushion layer, the inside movable mounting of No. two screws has fixing bolt, the upper surface of main control base plate and the corresponding position department fixed mounting of No. two screws have fastening nut, the main control base plate passes through fastening nut and No. two screw fixed mounting on cushion layer.

Preferably, the upper surface of main control base plate fixed mounting has temperature sensor, the upper surface of main control base plate is located temperature sensor below position department fixed mounting and has humidity transducer, the upper surface of main control base plate is located temperature sensor one side position department fixed mounting and has amplifier module, input/output port fixed mounting is on the side surface of main control base plate.

Preferably, the upper surface of the buffer rubber ring is fixedly provided with a fixing flange, the upper surface of the fixing flange is fixedly provided with a third screw hole at a position close to four corners, and the upper surface of the fixing flange is fixedly provided with a fixing top plate.

Preferably, the fixed mounting has the guiding axle on the rear surface of amplifier base position in the middle, the inside of amplifier base is located the position department fixed mounting around the main control base plate has dry layer, the lower surface of fixed roof position department fixed mounting in the middle has electric fan.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the utility model, the fixing of the amplifier base is completed through the first screw hole, the stable fixing of the noise amplifier on the fixing component is ensured, the main control substrate can be fixedly arranged on the upper surface of the cushion layer through the fixing bolt in the second screw hole and the fastening nut can be matched, the vibration can be effectively absorbed through the cushion layer, the anti-seismic performance of the main control substrate is increased, the fixing top plate is fixedly arranged on the fixing flange through the third screw hole, simultaneously, the cushion rubber ring becomes a buffer interlayer between the fixing flange and the amplifier base, the water vapor entering into the noise amplifier can be effectively reduced, the integral stability is increased, the water vapor in the noise amplifier can be absorbed through the drying layer, the noise amplifier is more stable in working, the humidity in the noise amplifier can be monitored through the humidity sensor, the personnel can be reminded to check and replace after the humidity, the temperature sensor is matched with the electric fan to effectively dissipate heat and ventilate, so that the service life of the noise amplifier is prolonged.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an S-band low noise amplifier according to the present invention;

fig. 2 is an internal structure diagram of an S-band low noise amplifier according to the present invention;

fig. 3 is a transverse cross-sectional view of an S-band lna according to the present invention;

fig. 4 is a vertical cross-sectional view of the S-band lna of the present invention.

In the figure: 1. an amplifier base; 101. a fixed block; 102. a first screw hole; 103. fixing the hidden button; 2. a cushion layer; 201. a second screw hole; 202. fixing the bolt; 203. fastening a nut; 3. a main control substrate; 301. a temperature sensor; 302. a humidity sensor; 303. an amplifier module; 4. a buffer rubber ring; 401. a fixed flange; 402. a third screw hole; 403. fixing a top plate; 5. an input-output port; 501. a guide shaft; 502. drying the layer; 503. an electric fan.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, an S-band low noise amplifier includes an amplifier base 1, a buffer layer 2 is fixedly mounted on the inner lower surface of the amplifier base 1, a main control substrate 3 is fixedly mounted on the upper surface of the buffer layer 2, a buffer rubber ring 4 is fixedly mounted on the upper end surface of the amplifier base 1, and an input/output port 5 is fixedly mounted on the center position of the two side surfaces of the amplifier base 1;

the front surface and the rear surface of the amplifier base 1 are fixedly provided with fixed blocks 101 at positions close to four corners, the upper surface of each fixed block 101 is provided with a first screw hole 102, and the two side surfaces of the amplifier base 1 are fixedly provided with fixed hidden buttons 103 at positions on two sides of the input/output port 5; a second screw hole 201 is formed in the position, close to four corners, of the upper surface of the cushion layer 2, a second screw hole 201 is formed in the position, opposite to the cushion layer 2, of the lower surface of the amplifier base 1 and the upper surface of the main control substrate 3, a fixing bolt 202 is movably mounted inside the second screw hole 201, a fastening nut 203 is fixedly mounted on the position, corresponding to the second screw hole 201, of the upper surface of the main control substrate 3, and the main control substrate 3 is fixedly mounted on the cushion layer 2 through the fastening nut 203 and the second screw hole 201; a temperature sensor 301 is fixedly mounted on the upper surface of the main control substrate 3, a humidity sensor 302 is fixedly mounted on the upper surface of the main control substrate 3 at a position below the temperature sensor 301, an amplifier module 303 is fixedly mounted on the upper surface of the main control substrate 3 at a position on one side of the temperature sensor 301, and an input/output port 5 is fixedly mounted on the side surface of the main control substrate 3; a fixed flange 401 is fixedly mounted on the upper surface of the buffer rubber ring 4, a third screw hole 402 is fixedly mounted on the upper surface of the fixed flange 401 near four corners, and a fixed top plate 403 is fixedly mounted on the upper surface of the fixed flange 401; a guide shaft 501 is fixedly installed on the central position of the rear surface of the amplifier base 1, a drying layer 502 is fixedly installed at the position around the main control substrate 3 inside the amplifier base 1, and an electric fan 503 is fixedly installed at the central position of the lower surface of the fixed top plate 403.

It should be noted that, the utility model relates to an S-band low noise amplifier, when in use, the fixing block 101 is aligned to the fixing component, and the fixing hidden button 102 and the fixing component are coupled with each other, the fixing of the amplifier base 1 is completed through the first screw hole 102, the amplifier is ensured to be stably fixed on the fixing component, the main control substrate 3 can be fixedly arranged on the upper surface of the cushion pad 2 through the fixing bolt 202 inside the second screw hole 201 and the fastening nut 203, the vibration can be effectively absorbed through the cushion pad 2, the anti-seismic performance of the main control substrate 3 is increased, the fixing top plate 403 is fixedly arranged on the fixing flange 401 through the third screw hole 402, and the cushion rubber ring 4 is made to be the buffer interlayer between the fixing flange 401 and the amplifier base 1, the water vapor entering into the noise amplifier can be effectively reduced, and the whole stability is increased, can absorb the inside steam of noise amplifier through drying layer 502 for noise amplifier is more stable at the during operation, and cooperation humidity transducer 302 can monitor inside humidity, reminds personnel to inspect and change after humidity surpasss the alarm value, can dispel the heat and ventilate effectively through temperature sensor 301 cooperation electric fan 503, prolongs noise amplifier's life.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An S-band low noise amplifier, comprising: including amplifier base (1), fixed mounting has buffer layer (2) on the inside lower surface of amplifier base (1), the last fixed surface of buffer layer (2) installs master control base plate (3), the upper end fixed surface of amplifier base (1) installs buffer rubber circle (4), fixed mounting has input/output port (5) on the position between two parties on the both sides surface of amplifier base (1).

2. An S-band low noise amplifier according to claim 1, wherein: fixed block (101) are located near four corners position to the front and back surface of amplifier base (1), screw (102) have been seted up to the upper surface of fixed block (101), the both sides position department fixed mounting that the both sides surface of amplifier base (1) is located input/output port (5) has fixed hidden button (103).

3. An S-band low noise amplifier according to claim 2, wherein: no. two screw holes (201) have been seted up near four corners position department to the upper surface of cushion layer (2), No. two screw holes (201) have all been seted up with the position department that cushion layer (2) is relative to the upper surface of main control base plate (3) to the lower surface of amplifier base (1), the inside movable mounting of No. two screw holes (201) has fixing bolt (202), the upper surface of main control base plate (3) and No. two corresponding position department fixed mounting of screw hole (201) have fastening nut (203), main control base plate (3) are through fastening nut (203) and No. two screw hole (201) fixed mounting on cushion layer (2).

4. An S-band low noise amplifier according to claim 3, wherein: the last fixed surface of main control base plate (3) installs temperature sensor (301), the upper surface of main control base plate (3) is located temperature sensor (301) below position department fixed mounting has humidity transducer (302), the upper surface of main control base plate (3) is located temperature sensor (301) one side position department fixed mounting has amplifier module (303), input/output port (5) fixed mounting is on the side surface of main control base plate (3).

5. An S-band low noise amplifier according to claim 4, wherein: the upper surface fixed mounting of cushion rubber circle (4) has mounting flange (401), the upper surface of mounting flange (401) is close to four corners position department fixed mounting and has No. three screw (402), the last fixed surface of mounting flange (401) installs fixed roof (403).

6. An S-band low noise amplifier according to claim 5, wherein: the amplifier comprises an amplifier base (1), and is characterized in that a guide shaft (501) is fixedly mounted on the central position of the rear surface of the amplifier base (1), a drying layer (502) is fixedly mounted at the position, located around a main control substrate (3), in the amplifier base (1), and an electric fan (503) is fixedly mounted at the central position of the lower surface of a fixed top plate (403).