CN217849386U - Power amplifier convenient to assembly - Google Patents
Power amplifier convenient to assembly Download PDFInfo
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- CN217849386U CN217849386U CN202221937799.3U CN202221937799U CN217849386U CN 217849386 U CN217849386 U CN 217849386U CN 202221937799 U CN202221937799 U CN 202221937799U CN 217849386 U CN217849386 U CN 217849386U
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- fin group
- radiating fin
- power amplifier
- waist
- bottom plate
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Abstract
The utility model discloses a power amplifier convenient to assemble, which comprises a bottom plate and a radiator, wherein one end of the bottom plate is provided with a first bending part vertical to the bottom plate, and the other end is provided with a second bending part with the width smaller than that of the first bending part; the radiator comprises a second radiating fin group with upward fins, a first radiating fin group arranged on one side of the second radiating fin group and a third radiating fin group arranged on the other side of the second radiating fin group. The bottom plate combines the first bending part and the first protruding parts on the first radiating fin group and the third radiating fin group to fix the third radiating fin group, and simultaneously combines the first waist-shaped track and the second waist-shaped track on the first radiating fin group and the third radiating fin group to enable the power amplifier to have the functions of being convenient to mount and dismount.
Description
Technical Field
The utility model relates to the technical field of medical equipment, particularly, relate to a power amplifier convenient to assembly.
Background
A power amplifier is an amplifier that can generate maximum power output to drive a load under a given distortion rate. Amplifiers are widely applied to circuits, particularly in medical instruments, and acquisition and amplification of signals all need the participation of the amplifiers.
The amplifier in the prior art is mainly designed for the expansion of heat among radiating fins arranged on the amplifier, generally, the radiating fin group is fixed on a shell of the amplifier through screws, the installation mode is complex, the amplifier is inconvenient to maintain, and meanwhile, the shell needs to adopt better heat conduction materials for heat transmission, so that the production cost is increased, and the power amplifier convenient to assemble is provided.
Disclosure of Invention
The utility model aims at solving the problem of the inconvenient equipment of power amplifier among the prior art, solving the higher problem of power amplifier manufacturing cost simultaneously, the power amplifier convenient to assembly who provides from this.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a power amplifier convenient to assemble comprises a bottom plate and a radiator, wherein one end of the bottom plate is provided with a first bending part vertical to the bottom plate, the end face of the first bending part is provided with a first screw hole, and the other end of the bottom plate is provided with a second bending part with the width smaller than that of the first bending part; the outer side of the second bending portion is provided with a radiator, the radiator comprises a second radiating fin group with upward fins, a first radiating fin group arranged on one side of the second radiating fin group and a third radiating fin group arranged on the other side of the second radiating fin group, the first radiating fin group and the third radiating fin group are both arranged above the bottom plate, and the first radiating fin group and the third radiating fin group are both fixed on the first bending portion.
In an optional embodiment, the first cooling fin group and the third cooling fin group are symmetrically distributed on two sides of the second bending portion, and opposite surfaces of the first cooling fin group and the third cooling fin group are respectively attached to side ends of the second bending portion.
In an optional implementation manner, the lower end surfaces of the first cooling fin group and the third cooling fin group are respectively provided with a second waist-shaped rail, the upper end surfaces of the first cooling fin group and the third cooling fin group are respectively provided with a second screw hole, and the opposite surfaces of the first waist-shaped rail and the first protruding portion located at the end portion of the first waist-shaped rail are respectively provided with a first waist-shaped rail.
In an optional embodiment, the first kidney-shaped rails are installed in second kidney-shaped sliding grooves with matched sizes, and the number of the second kidney-shaped sliding grooves is two, and the two second kidney-shaped sliding grooves are symmetrically arranged on the end surface of the second radiating fin group.
In an optional implementation manner, one end of each of the second heat dissipation fin group, the first heat dissipation fin group and the third heat dissipation fin group is coplanar and abuts against the end surface of the first bending portion, and the second heat dissipation fin group is provided with a circular through hole; and the end parts of the first radiating fin group and the third radiating fin group are respectively provided with a third screw hole, and the size and the position of the third screw hole are matched with those of the first screw hole.
In an optional embodiment, the other end of the second fin group is disposed above the second bent portion and abuts against the second bent portion, and the other ends of the first fin group and the third fin group abut against both side ends of the second bent portion respectively.
Optional implementation mode, the contained angle of the second portion of bending and bottom plate be less than or equal to 90 and be greater than 45, the second portion of bending be L type structure, and the up end level sets up, the up end is equipped with the rectangle through-hole that a plurality of sizes differ.
In an alternative embodiment, a first protruding portion is arranged above the second bending portion, and the first protruding portion abuts against one end of the second fin group.
In an optional implementation manner, the second kidney-shaped rails are installed in the first kidney-shaped sliding grooves with matched sizes, the number of the first kidney-shaped sliding grooves is two, the two first kidney-shaped sliding grooves are both arranged on the upper end surface of the bottom plate, and the two first kidney-shaped sliding grooves are symmetrical about the second bending part; the first waist-shaped sliding groove and the second waist-shaped sliding groove are the same in size.
In an optional embodiment, the two side ends of the bottom plate are provided with arc-shaped openings for positioning.
The utility model discloses following beneficial effect has:
1. the utility model discloses, first radiating fin group and third radiating fin group are assembled respectively to the second waist shape spout that first waist shape spout on the bottom plate combines second radiating fin group both sides in this application, make first radiating fin group through the first bellying on first radiating fin group and the third radiating fin group and the first screw on the first portion of bending simultaneously, second radiating fin group and third radiating fin group and bottom plate constitute this power amplifier's shell structure, conveniently dispel the heat to the inside heating element of this power amplifier, radiator and bottom plate mainly install through the mode of sliding assembly simultaneously, and then make this power amplifier have the function of being convenient for install and dismantling.
2. The utility model discloses, the both ends of bottom plate are through setting up first portion of bending and the second portion of bending, combine the first radiating fin group, second radiating fin group and the third radiating fin group of bottom plate top to show the manufacturing cost who reduces this power amplifier simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of a power amplifier convenient to assemble according to the present invention;
fig. 2 is an exploded view of a power amplifier of the present invention, which is easy to assemble;
FIG. 3 is an enlarged view of FIG. 2 at A;
fig. 4 is an exploded view of a power amplifier of the present invention, which is easy to assemble;
fig. 5 is a schematic structural diagram of a bottom plate of a power amplifier convenient to assemble according to the present invention;
FIG. 6 is an enlarged view of FIG. 5 at B;
fig. 7 is a schematic structural diagram of a bottom plate of a power amplifier convenient to assemble according to the present invention;
fig. 8 is a left side view of a first cooling fin set of a power amplifier convenient to assemble according to the present invention;
fig. 9 is a right side view of a second cooling fin set of a power amplifier convenient to assemble according to the present invention.
Illustration of the drawings:
1. a base plate; 10. positioning the bolt; 11. a first bending portion; 111. a first screw hole; 12. a second bending portion; 121. a rectangular through hole; 13. a first kidney-shaped chute; 14. an arc-shaped opening; 2. a first set of fins; 21. a second screw hole; 22. a first kidney rail; 23. a second kidney rail; 24. a first boss portion; 25. a second boss portion; 251. a third screw hole; 3. a second set of fins; 31. a circular through hole; 32. a second kidney-shaped chute; 4. and a third group of fins.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, a fixed connection, a removable connection, or an integral connection; 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.
Referring to fig. 1-9, the present invention provides an embodiment: a power amplifier convenient to assemble comprises a bottom plate 1 and a radiator, wherein one end of the bottom plate 1 is provided with a first bending part 11, and the bottom plate 1 and the first bending part 11 are arranged vertically;
two groups of first screw holes 111 are symmetrically distributed on the first bending part 11, and the number of each group of first screw holes 111 is not less than two;
the other end of the bottom plate 1 is provided with a second bending part 12, the second bending part 12 is of an L-shaped structure, and an included angle between the second bending part 12 and the bottom plate 1 is smaller than or equal to 90 degrees and larger than 45 degrees;
the width of the vertical surface of the second bending part 12 is smaller than that of the first bending part 11;
the horizontal plane of the second bending part 12 is positioned at the upper end of the second bending part 12, and the horizontal plane of the second bending part 12 is provided with a plurality of rectangular through holes 121 with different sizes;
a radiator is arranged on the outer side of the second bending part 12, and the radiator comprises a first radiating fin group 2, a second radiating fin group 3 and a third radiating fin group 4;
the bottom plate 1, the first bending part 11 and the second bending part 12 are of an integrated structure;
two side ends of the bottom plate 1 are symmetrically provided with arc-shaped openings 14 for positioning, and the end surfaces of the arc-shaped openings 14 and the vertical surface of the first bending part 11 form an angle of 90 degrees;
the bottom plate 1 is provided with a positioning bolt 10 through an arc-shaped opening 14
The upper end surface of the bottom plate 1 is provided with two groups of first waist-shaped sliding chutes 13 which are symmetrically distributed, and the two groups of first waist-shaped sliding chutes 13 are respectively distributed on two sides of the second bending part 12;
the central line of the first waist-shaped sliding chute 13 and the first bending part 11 are arranged vertically;
the bottom plate 1 is provided with a second kidney-shaped track 23 with matched size through the first kidney-shaped sliding chute 13;
the number of the second kidney-shaped rails 23 is two, and the second kidney-shaped rails are respectively installed on the lower end surfaces of the third radiating fin group 4 and the first radiating fin group 2 which are symmetrically arranged;
the opposite surfaces of the third radiating fin group 4 and the first radiating fin group 2 are both provided with first kidney-shaped rails 22, the two first kidney-shaped rails 22 are symmetrically arranged, and the first radiating fin group 2 provided with the first kidney-shaped rails 22 is vertically arranged above the base plate 1;
the size of the first waist-shaped track 22 is the same as that of the second waist-shaped track 23;
second protruding parts 25 are arranged between the third radiating fin group 4 and the fin groups of the first radiating fin group 2, and the second protruding parts 25 are of rectangular structures and are symmetrically distributed at two ends of the third radiating fin group 4 and the first radiating fin group 2 respectively;
wherein the second projecting portion 25 provided on the first fin group 2 and the first fin group 2 are of an integral structure, and the second projecting portion 25 provided on the third fin group 4 and the third fin group 4 are of an integral structure;
the second protruding part 25 is coplanar with the end surfaces of the third radiating fin group 4 and the first radiating fin group 2 respectively, and the end surfaces are provided with third screw holes 251 matched with the first screw holes 111;
the upper end surfaces of the third radiating fin group 4 and the first radiating fin group 2 are both provided with second screw holes 21 and are symmetrically distributed;
the end surfaces of the third radiating fin group 4 and the first radiating fin group 2 are also provided with a first bulge 24, and the first bulge 24 is arranged at one end of the first kidney-shaped rail 22 and above the second bending part 12;
the first protruding parts 24 are rectangular structures and symmetrically distributed at the top corners of the third fin group 4 and the first fin group 2;
wherein the first projecting portion 24 provided on the first fin group 2 and the first fin group 2 are of an integral structure, and the first projecting portion 24 provided on the third fin group 4 and the third fin group 4 are of an integral structure;
the third cooling fin group 4 and the first cooling fin group 2 are both installed in second kidney-shaped chutes 32 with matched sizes through the first kidney-shaped rails 22, the second kidney-shaped chutes 32 are arranged at two side ends of the second cooling fin group 3, and the end surfaces of two sides of the second cooling fin group 3 are respectively attached to the end surfaces of the first cooling fin group 2 and the third cooling fin group 4;
the fin group direction of the second radiating fin group 3 is vertical upwards, the second kidney-shaped sliding groove 32 is close to the upper part of the second radiating fin group 3, and the second kidney-shaped sliding groove 32 is matched with the first kidney-shaped sliding groove 13 in size;
the second radiating fin group 3 is arranged above the bottom plate 1, and the second radiating fin group 3 and the bottom plate 1 are arranged in parallel;
one end of the second cooling fin group 3 abuts against the vertical surface of the first bending part 11, the other end abuts against the end surface of the first protruding part 24, and the lower end surface of the second cooling fin group 3 abuts against the horizontal surface of the second bending part 12 and is located above the second bending part 12;
the lower end face of the second cooling fin group 3 is of a planar structure, and the opposite faces of the first cooling fin group 2 and the third cooling fin group 4 are of planar structures and are respectively abutted against the end face of the second bending part 12;
the upper end surface of the second radiating fin group 3 is also provided with a circular through hole 31.
In the utility model, the first and third cooling fin groups 2, 4 are slidably mounted in the second kidney-shaped chutes 32 of the second cooling fin group 3 through the first kidney-shaped rails 22, and the number of the second kidney-shaped chutes 32 is two and symmetrically arranged; meanwhile, the first bulge parts 24 on the first and third cooling fin groups 2 and 4 are abutted against one end of the second cooling fin group 3; then the first cooling fin group 2 and the third cooling fin group 4 are respectively installed in a first waist-shaped sliding groove 13 on the bottom plate 1 in a sliding manner through a second waist-shaped rail 23 below the first cooling fin group 2 and the third cooling fin group 4, the end surfaces of the first cooling fin group 2, the second cooling fin group 3 and the third cooling fin group 4 are respectively abutted against a first bending part 11 positioned at one end of the bottom plate 1, wherein the first bending part 11 is combined with a first screw hole 111 to enable the first cooling fin group 2 and the second cooling fin group 3 to be fixed on the first bending part 11, and the first cooling fin group 2 and the second cooling fin group 3 are respectively abutted against two side ends of a second bending part 12 to form a shell structure of the power amplifier; the heat generated by the heating element in the power amplifier is directly transferred to the first radiating fin group 2, the second radiating fin group 3 and the third radiating fin group 4 for heat conduction, the power amplifier with the structure has the characteristic of convenience in disassembly and assembly, and meanwhile, the power amplifier has the characteristics of simple production process, high strength and low cost.
The utility model discloses, make bottom plate 1 have the characteristic of the positioning assembly of being convenient for through setting up arc opening 14 at the tip of bottom plate 1, the second portion of bending 12 on the bottom plate 1 is convenient for the wire through setting up the rectangle through-hole 121 that a plurality of sizes differ and runs through to power amplifier's inside.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in other embodiments without departing from the spirit and scope of the invention.
Claims (10)
1. A power amplifier that is easy to assemble, comprising: the heat radiator comprises a bottom plate (1) and a heat radiator, wherein one end of the bottom plate (1) is provided with a first bending part (11) vertical to the bottom plate (1), the end face of the first bending part (11) is provided with a first screw hole (111), and the other end of the bottom plate is provided with a second bending part (12) smaller than the first bending part (11) in width; the outside of second bending portion (12) be equipped with the radiator, the radiator include fin ascending second fin group (3), install first fin group (2) in second fin group (3) one side and install third fin group (4) at second fin group (3) opposite side, first fin group (2) and third fin group (4) all install the top at bottom plate (1), and first fin group (2) and third fin group (4) all fix on first bending portion (11).
2. An easily assembled power amplifier according to claim 1, wherein: the first radiating fin group (2) and the third radiating fin group (4) are symmetrically distributed on two sides of the second bending portion (12), and opposite surfaces of the first radiating fin group (2) and the third radiating fin group (4) are respectively attached to side ends of the second bending portion (12).
3. An easily assembled power amplifier according to claim 2, wherein: the lower end faces of the first radiating fin group (2) and the third radiating fin group (4) are respectively provided with a second waist-shaped rail (23), the upper end faces of the first radiating fin group and the third radiating fin group are respectively provided with a second screw hole (21), and the opposite faces of the first waist-shaped rail (22) and a first bulge (24) located at the end part of the first waist-shaped rail (22) are respectively provided with a first waist-shaped rail (22).
4. An easily assembled power amplifier according to claim 3, wherein: the first kidney-shaped tracks (22) are arranged in second kidney-shaped sliding grooves (32) which are matched in size, the number of the second kidney-shaped sliding grooves (32) is two, and the two kidney-shaped sliding grooves are symmetrically arranged on the end face of the second radiating fin group (3).
5. An easily assembled power amplifier according to claim 4, wherein: one ends of the second radiating fin group (3), the first radiating fin group (2) and the third radiating fin group (4) are coplanar and are abutted against the end surface of the first bending part (11), and the second radiating fin group (3) is provided with a circular through hole (31); the end parts of the first radiating fin group (2) and the third radiating fin group (4) are respectively provided with a third screw hole (251), and the size and the position of the third screw hole (251) are matched with those of the first screw hole (111).
6. An easily assembled power amplifier according to claim 5, wherein: the other end of the second radiating fin group (3) is arranged above the second bending part (12) and is mutually abutted, and the other ends of the first radiating fin group (2) and the third radiating fin group (4) are respectively abutted to the two side ends of the second bending part (12).
7. An easily assembled power amplifier according to claim 6, wherein: the contained angle of the second portion of bending (12) and bottom plate (1) be less than or equal to 90 and be greater than 45, the second portion of bending (12) be L type structure, and up end level sets up, the up end is equipped with rectangle through-hole (121) that a plurality of sizes differ.
8. An easily assembled power amplifier according to claim 7, wherein: and a first bulge (24) is arranged above the second bending part (12), and the first bulge (24) is abutted against one end of the second radiating fin group (3).
9. A power amplifier as claimed in claim 3, which is easy to assemble, characterized in that: the second waist-shaped rails (23) are arranged in the first waist-shaped sliding grooves (13) with matched sizes, the number of the first waist-shaped sliding grooves (13) is two, the two first waist-shaped sliding grooves are arranged on the upper end face of the base plate (1), and the two first waist-shaped sliding grooves (13) are symmetrical about the second bending portion (12); the first waist-shaped sliding chute (13) and the second waist-shaped sliding chute (32) have the same size.
10. An easily assembled power amplifier according to claim 9, wherein: the two side ends of the bottom plate (1) are provided with arc-shaped openings (14) for positioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221937799.3U CN217849386U (en) | 2022-07-26 | 2022-07-26 | Power amplifier convenient to assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221937799.3U CN217849386U (en) | 2022-07-26 | 2022-07-26 | Power amplifier convenient to assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217849386U true CN217849386U (en) | 2022-11-18 |
Family
ID=84039203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221937799.3U Active CN217849386U (en) | 2022-07-26 | 2022-07-26 | Power amplifier convenient to assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217849386U (en) |
-
2022
- 2022-07-26 CN CN202221937799.3U patent/CN217849386U/en active Active
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