CN214664763U

CN214664763U - Backing plate brazing radiator with cathode anticorrosion block

Info

Publication number: CN214664763U
Application number: CN202120008018.1U
Authority: CN
Inventors: 张�浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-11-09
Anticipated expiration: 2031-01-04

Abstract

The utility model discloses backing plate radiator of brazing with negative pole anticorrosive piece relates to a heat radiation equipment. The shim plate brazing radiator with the cathode anti-corrosion block is simple to process, firm in structure and good in welding effect. The utility model discloses backing plate radiator of brazing with negative pole anticorrosion piece includes a plurality of heads and fin, the head of every fin and fin both ends installation is a set of, the head can with adjacent a set of head butt joint installation, head internally mounted has the welding backing plate, the bottom top of welding backing plate is provided with negative pole anticorrosion piece, the upper portion of welding backing plate is the same with the inner wall shape on head upper portion, and the top of welding backing plate stretches out to the head outside, the part that stretches out at welding backing plate top and the inner wall fixed connection of fin.

Description

Backing plate brazing radiator with cathode anticorrosion block

Technical Field

The utility model relates to a heat dissipation equipment especially relates to a backing plate radiator of brazing with negative pole anticorrosive piece.

Background

The radiator is a heating device. The warm-keeping tea bag is mainly used in northern areas with cold winter, and has the function of keeping warm. At present, radiators on the market are various in types and have different qualities. The radiator mainly depends on the flow of the heat-conducting medium, namely water, in the radiator. When the cavity is not filled with water inside the heating radiator, the phenomenon of oxygen corrosion can occur, and the long-term corrosion can lead to the damage of the inner wall of the heating radiator, thereby influencing the service life of the heating radiator.

The problem that radiator inner wall is corroded can be solved to current radiator that has negative pole anticorrosive piece, the connection of negative pole anticorrosive piece and the head of radiator is simple physics usually to be connected, the unstable phenomenon of connection probably appears connecting after corroding for a long time, the anticorrosive piece of negative pole drops from the head inner shell easily, this leads to the whole anticorrosive effect of radiator limited, after anticorrosive piece drops more can appear, anticorrosive piece and heating installation body metal can not effectively realize the charge and switch on, lead to anticorrosive inefficacy.

For a single-tube radiator, the radiating fins need to be welded with the end enclosure structure, the welding position is usually the end surface of the radiating fins and the end enclosure end surface, the welding strength is limited, the requirement on the welding technology is high, and the processing difficulty is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a backing plate radiator of brazing that has negative pole anticorrosive piece that processing is simple, sound construction, welding effect are good solid.

The utility model discloses backing plate radiator of brazing with negative pole anticorrosion piece, including a plurality of heads and fin, the head of every fin and fin both ends installation is a set of, and the head can be installed with adjacent a set of head butt joint, and head internally mounted has the welding backing plate, and the bottom top of welding backing plate is provided with negative pole anticorrosion piece, and the upper portion of welding backing plate is the same with the inner wall shape on head upper portion, and the top of welding backing plate stretches out the head outside, the inner wall fixed connection of part and fin that the welding backing plate top stretches out.

The utility model discloses backing plate radiator of brazing with negative pole anticorrosive piece, wherein the side processing of head has the connecting hole, and adjacent two sets of heads pass through the connecting hole butt joint installation.

The utility model discloses backing plate radiator of brazing with negative pole anticorrosive piece, wherein the lower part of welding backing plate is U type structure, and two lateral walls of U type structure contact with the inner wall of head.

The utility model discloses backing plate radiator of brazing with negative pole anticorrosive piece, wherein be provided with the adhesive between the bottom surface of welding backing plate and the head inner wall.

The utility model discloses backing plate radiator of brazing with negative pole anticorrosive piece, wherein the fixed mode of welding backing plate and fin is brazed.

The utility model discloses backing plate radiator of brazing with negative pole anticorrosive piece, wherein the material of negative pole anticorrosive piece is aluminium, aluminium-zinc alloy, almag or other melting points and is less than iron and metal or metal alloy that chemical activity is higher than iron.

The utility model discloses backing plate radiator of brazing with negative pole anticorrosive piece, wherein processing has the locating hole on the negative pole anticorrosive piece.

The utility model discloses backing plate radiator of brazing with negative pole anticorrosive piece, wherein the negative pole anticorrosive piece is riveting or welding with the connected mode of welding backing plate.

The utility model discloses backing plate radiator of brazing with negative pole anticorrosive piece, wherein the bottom surface of negative pole anticorrosive piece is with welding backing plate bottom surface and head inner wall bottom surface shape matched with cambered surface, and the top surface of negative pole anticorrosive piece is the plane.

The utility model discloses backing plate radiator of brazing with negative pole anticorrosive piece is different with prior art and lies in, the utility model discloses backing plate radiator of brazing with negative pole anticorrosive piece can be with the stable bottom of fixing at the head of negative pole anticorrosive piece through set up the welding backing plate between negative pole anticorrosive piece and head inner wall, can not take place to damage because long-term use or acutely rock, can effectively avoid the actual effect of the inside anticorrosive function of radiator.

The welding backing plate is contacted with the inner wall of the end socket, and the top of the welding backing plate extends out of the end socket, so that the original butt welding mode of the end face and the end face is changed into backing plate welding, the welding strength is obviously improved, and the service life of the radiator can be effectively prolonged.

The present invention will be further explained with reference to the attached drawings.

Drawings

FIG. 1 is a schematic structural view of a backing plate brazed radiator with a cathode anticorrosion block of the present invention;

FIG. 2 is a side view of the bottom head of the shim plate brazed radiator with the cathode anticorrosion block of the present invention;

FIG. 3 is a sectional view taken along line A-A of FIG. 1;

FIG. 4 is a top view of the bottom head of the shim plate brazed radiator with the cathode anticorrosion block of the present invention;

FIG. 5 is an assembly view of the welding pad and the heat sink in the pad brazing heat sink with the cathode corrosion prevention block of the present invention;

the notation in the figures means: 1-sealing head; 2-a heat sink; 3-welding a backing plate; 4-connecting holes; 5-cathode anticorrosion block; 6-positioning holes.

Detailed Description

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figure 1, the utility model discloses backing plate brazing radiator with negative pole anticorrosive piece includes multiunit head 1 and fin 2, and a head 1 structure is respectively installed at the both ends of fin 2, and a slice fin 2 and two head 1 are a set of. The side surface of the seal head 1 is provided with a connecting hole 4 which can be connected with other groups of seal heads 1.

As shown in fig. 2-4, a welding backing plate 3 is installed inside the sealing head 1. The lower part of the welding backing plate 3 is of a U-shaped structure, and two side walls of the U-shaped structure are in contact with the inner wall of the seal head 1.

The cathode corrosion prevention block 5 is arranged above the bottom of the welding backing plate 3, the cathode corrosion prevention block 5 is made of aluminum, aluminum-zinc alloy, aluminum-magnesium alloy or other metals or metal alloys with melting points lower than that of iron and chemical activity higher than that of iron, the mass range is 50-120 g, and the mass range is 80g in the embodiment. The cathode anti-corrosion block 5 is provided with a positioning hole 6, and the cathode anti-corrosion block 5 is connected with the welding backing plate 3 in a riveting or welding mode.

The cathode anticorrosion block 5 is formed by injection molding through a mold, the mold for forming is the same as the bottom of the welding backing plate 3 and the shape of the inner part of the seal head 1, and the cathode anticorrosion block 5 after forming can be well attached to the inner wall of the seal head 1. The bottom surface of the cathode anticorrosion block 5 is an arc surface matched with the bottom surface of the welding backing plate 3 and the bottom surface of the inner wall of the seal head 1, and the top surface is of a plane structure, so that the installation is convenient, and resistance can not be generated to water flow in the radiator. The cathode anticorrosive block 5 may react with oxygen ions remaining in water, thereby protecting the heat sink material as a cathode.

An adhesive is arranged between the bottom surface of the welding backing plate 3 and the inner wall of the end socket 1, and the adhesive needs to be made of a high-temperature-resistant adhesive material to prevent melting failure in the assembling process of the radiator. In other embodiments, the bottom surface of the welding backing plate 3 and the end socket 1 can be fixed by welding.

The upper part of the welding backing plate 3 is of an annular plate structure, the shape of the upper part of the welding backing plate is the same as that of the inner wall of the upper part of the seal head 1, and the top of the welding backing plate 3 extends out of the seal head 1.

As shown in figure 5, in the assembly process of the radiator, the welding backing plate 3 is welded with the inner wall of the seal head 1, and the part extending out of the top of the welding backing plate 3 can be contacted with the inner wall of the radiating fin 2, so that the welding of the end surface of the seal head 1 and the end surface of the radiating fin 2 can be changed into the welding of the backing plate of the outer side surface of the backing plate and the inner side surface of the radiating fin 2, the size and the thickness of a welding seam are increased, and the welding mode can adopt brazing. The welding backing plate 3 enhances the welding strength and simplifies the welding process.

The utility model discloses backing plate brazing radiator with negative pole anticorrosive piece can be with the stable bottom of fixing at the head of negative pole anticorrosive piece through set up the welding backing plate between negative pole anticorrosive piece and head inner wall, can not take place to damage because long-term use or acutely rock, can effectively avoid the actual effect of the inside anticorrosive function of radiator.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A backing plate brazing radiator with a cathode anticorrosion block is characterized in that: the sealing plate comprises a plurality of sealing plates and radiating fins, wherein the sealing plates arranged at two ends of each radiating fin and the radiating fins are in a group, the sealing plates can be in butt joint with a group of adjacent sealing plates, a welding base plate is arranged inside each sealing plate, a cathode anti-corrosion block is arranged above the bottom of the welding base plate, the upper portion of the welding base plate is identical to the inner wall of the upper portion of each sealing plate in shape, the top of the welding base plate extends out of the sealing plate, and the extending portion of the top of the welding base plate is fixedly connected with the inner walls of the radiating fins.

2. The shim plate brazed heat sink with cathode anticorrosion block of claim 1, wherein: the side of the seal head is provided with a connecting hole, and two adjacent seal heads are installed in a butt joint mode through the connecting holes.

3. The shim plate brazed heat sink with cathode anticorrosion block of claim 1, wherein: the lower part of the welding backing plate is of a U-shaped structure, and two side walls of the U-shaped structure are in contact with the inner wall of the seal head.

4. The shim plate brazed heat sink with cathode anticorrosion block of claim 1, wherein: and an adhesive is arranged between the bottom surface of the welding backing plate and the inner wall of the end socket.

5. The shim plate brazed heat sink with cathode anticorrosion block of claim 1, wherein: the welding backing plate and the radiating fins are fixed by brazing.

6. The shim plate brazed heat sink with cathode anticorrosion block of claim 1, wherein: the cathode anticorrosion block is made of aluminum, aluminum-zinc alloy, aluminum-magnesium alloy or other metals or metal alloys with the melting point lower than that of iron and the chemical activity higher than that of iron.

7. The shim plate brazed heat sink with cathode anticorrosion block of claim 1, wherein: and a positioning hole is processed on the cathode anticorrosion block.

8. The shim plate brazed heat sink with cathode anticorrosion block of claim 1, wherein: the cathode anticorrosion block and the welding backing plate are connected in a riveting or welding mode.

9. The shim plate brazed heat sink with cathode anticorrosion block of claim 1, wherein: the bottom surface of the cathode anti-corrosion block is an arc surface matched with the shapes of the bottom surface of the welding backing plate and the bottom surface of the inner wall of the seal head, and the top surface of the cathode anti-corrosion block is a plane.