CN217829088U - Novel stainless steel filter - Google Patents
Novel stainless steel filter Download PDFInfo
- Publication number
- CN217829088U CN217829088U CN202221967839.9U CN202221967839U CN217829088U CN 217829088 U CN217829088 U CN 217829088U CN 202221967839 U CN202221967839 U CN 202221967839U CN 217829088 U CN217829088 U CN 217829088U
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- filter
- stainless steel
- filter cylinder
- cylinder body
- copper
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Abstract
The utility model provides a novel stainless steel filter, relating to the technical field of filters and comprising a filter cylinder and a matching pipe; necking is formed at two ends of the filter cylinder body, and a copper plug is arranged between the necking of the filter cylinder body and the pipe; an outward-turned bell mouth is formed at one end of the copper plug, an anti-choke cone angle is formed at the inner side of the other end of the copper plug, and a positioning groove is formed at one end, close to the anti-choke cone angle, of the outer surface of the copper plug; the inside of filter barrel is provided with the filter screen, this design utilizes the cooperation of copper stopper to be connected stainless steel filter and piping, be provided with the horn mouth that turns up on the copper stopper in addition, can ensure welded fastness and improve permeability, assemble piping and filter through the copper stopper in addition, when having solved traditional stainless steel filter and piping connection, the cost is higher, and the poor problem of fastness, this design not only makes the firm in connection nature of stainless steel filter and piping strong, and assembly efficiency is high, simultaneously with low costs.
Description
Technical Field
The utility model relates to a filter technical field especially relates to a novel stainless steel filter.
Background
At present, a filter is required to be added into a pipeline in a refrigeration equipment system so as to filter impurities generated during the operation of the system; stainless steel filter is with low costs relative red copper muffler, nevertheless now because of two kinds of material composition and the performance of stainless steel filter and red copper pipe have great difference, lead to the unable lug weld of traditional brazing, and high silver solder use cost is too high, from this, has just caused the installation cost height of stainless steel filter and red copper pipe, and the fastness is not perfect enough moreover, the poor problem of assembly efficiency.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a novel stainless steel filter has solved the problem that above-mentioned background art provided.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a novel stainless steel filter comprises a filter cylinder body and a tubing;
necking is formed at two ends of the filter cylinder body, and a copper plug is arranged between the necking of the filter cylinder body and the distribution pipe;
an outward-turned bell mouth is formed at one end of the copper plug, an anti-choke cone angle is formed at the inner side of the other end of the copper plug, and a positioning groove is formed at one end, close to the anti-choke cone angle, of the outer surface of the copper plug;
a tin bronze welding ring is arranged on the outer side of the copper plug close to the outer part of the outward-turned bell mouth and corresponds to the necking part of the filter cylinder body, and a brazing welding rod is arranged between the inner part of the copper plug close to the outward-turned bell mouth and the pipe;
a filter screen is arranged in the filter cylinder.
As a further technical scheme of the utility model, the inside wall of filter barrel both ends throat is formed with the direction cone angle, the biggest internal diameter of filter barrel is greater than the internal diameter of both ends throat, and the internal diameter of filter barrel both ends throat is greater than the external diameter of piping.
As a further technical scheme of the utility model, the inner wall of filter cylinder corresponds filter screen department and is provided with two interior convex rings, the outside of filter screen corresponds two interior convex ring departments and is provided with the spacing groove, spacing groove and interior convex ring looks adaptation.
As a further technical scheme of the utility model, the filter screen is stainless steel, the biggest external diameter of filter screen and the biggest internal diameter looks adaptation of filter barrel.
Advantageous effects
The utility model provides a novel stainless steel filter, compare with prior art and possess following beneficial effect:
the stainless steel filter of this design utilizes the cooperation and the piping of copper stopper to be connected, be provided with the horn mouth that turns up on the copper stopper in addition, can ensure welded fastness and improve the permeability, assemble piping and filter through the copper stopper in addition, when having solved traditional stainless steel filter and being connected with the piping, the cost is higher, and the poor problem of fastness, this design not only makes the firm in connection nature of stainless steel filter and piping strong, and assembly efficiency is high moreover, and is with low costs simultaneously.
Drawings
FIG. 1 is a cross-sectional view of a novel stainless steel filter;
FIG. 2 is a schematic view of a novel stainless steel filter with a reduced mouth;
FIG. 3 is an enlarged schematic view of portion A of a novel stainless steel filter;
FIG. 4 is an enlarged schematic view of portion B of a novel stainless steel filter;
fig. 5 is a schematic structural diagram of a copper plug in a novel stainless steel filter.
In the figure: 1. a filter cylinder; 11. a guide cone angle; 12. an inner convex ring; 2. a copper plug; 21. a choke prevention taper angle; 22. turning the bell mouth outwards; 23. a positioning groove; 3. a tin bronze weld ring; 4. piping; 5. brazing welding rods; 6. a filter screen; 61. a limiting groove.
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.
Referring to fig. 1-5, the present invention provides a novel stainless steel filter, which comprises: a novel stainless steel filter comprises a filter cylinder body 1 and a tubing 4; the filter cylinder body 1 is made of stainless steel, guide cone angles 11 are formed on the inner side walls of the two end necking parts of the filter cylinder body 1, the maximum inner diameter of the filter cylinder body 1 is larger than the inner diameter of the two end necking parts, and the inner diameter of the two end necking parts of the filter cylinder body 1 is larger than the outer diameter of the distribution pipe 4; the purpose of increasing the guide cone angle 11 is to increase the fixing area of the filter cylinder body 1 and the copper plug 2 and improve the stability when the tin bronze welding ring 3 is welded;
necking is formed at two ends of the filter cylinder body 1, and a copper plug 2 is arranged between the necking of the filter cylinder body 1 and the pipe 4; an outward-turned bell mouth 22 is formed at one end of the copper plug 2, a choke-preventing cone angle 21 is formed at the inner side of the other end of the copper plug 2, and a positioning groove 23 is formed at one end, close to the choke-preventing cone angle 21, of the outer surface of the copper plug 2; an outward-turned bell mouth 22 is formed at one end of the copper plug 2, so that when the brazing welding rod 5 is used for welding the copper plug 2 and the pipe 4, the welding flux cannot flow out to form a molten pool, and the permeability is improved; other end design positioning groove 23, when making things convenient for piping 4 and copper to fill in 2 fixedly, 4 one ends of piping are contradicted and are sunken at positioning groove 23 back, and on the 2 inner walls of copper stopper correspond the bulge loop that positioning groove 23 department formed, be convenient for carry on spacing fixed to piping 4, make things convenient for the welding, prevent the design of choked flow cone angle 21 moreover, can prevent to produce the choked flow.
The outside of copper stopper 2 is close to the outside of the horn mouth 22 that turns up and is provided with tin bronze welding ring 3 corresponding to the throat of filter barrel 1, can carry out welded fastening to copper stopper 2 and filter barrel 1, and is close to the inboard of copper stopper 2 and is provided with brazing welding rod 5 between the inside of the horn mouth 22 that turns up and the piping 4, can carry out welded fastening to copper stopper 2 and piping 4.
The inside of filter cylinder 1 is provided with filter screen 6, filter cylinder 1's inner wall corresponds filter screen 6 department and is provided with two interior convex rings 12, filter screen 6's outside corresponds two interior convex rings 12 departments and is provided with spacing groove 61, spacing groove 61 and interior convex ring 12 looks adaptation, filter screen 6 is stainless steel, filter screen 6's the biggest external diameter and filter cylinder 1's the biggest internal diameter looks adaptation, roll extrusion equipment roll extrusion is passed through in filter cylinder 1's outside, make its inner wall form interior convex ring 12, make things convenient for filter screen 6 to install back in filter cylinder 1, make interior convex ring 12 and the spacing groove 61 block of filter screen 6 outer wall, improve the fastness of filter screen 6 installation, and after both installations, utilize roll extrusion equipment to carry out the secondary roll extrusion to interior convex ring 12 position department, can further improve the fastness of filter screen 6 installation.
The utility model discloses a theory of operation does: installing the filter screen 6 in the filter cylinder 1, clamping the limiting groove 61 on the surface of the filter screen 6 with the inner convex ring 12, then carrying out spinning necking on two ends of the filter cylinder 1, processing a guide cone angle, then rolling the position, corresponding to the inner convex ring 12, of the outer part of the filter cylinder 1 by using a roller, and carrying out secondary rolling clamping on the filter screen 6, so that the installation firmness of the filter screen is improved;
after the installation is finished, the copper plug 2 is inserted into the necking end of the filter cylinder body 1, the tubing 4 is inserted into the copper plug 2, the port of the tubing 4 is abutted against a convex ring which is sunken in the positioning groove 23 on the copper plug 2, the limiting and fixing of the tubing 4 are realized, the welding and fixing of the tubing 4 and the copper plug 2 are facilitated, and then the welding and fixing of the copper plug 2 and the filter cylinder body 1 are realized by utilizing the tin bronze welding ring 3;
the brazing welding rod 5 is used for realizing the welding fixation of the copper plug 2 and the pipe 4, and the outward-turned bell mouth 22 at one end of the copper plug 2 can ensure that welding flux does not flow outwards to form a molten pool during welding, so that the permeability is improved, and after the copper plug 2, the filter cylinder body 1 and the pipe 4 are welded and fixed, a pipe opening structure with red copper inside can be formed;
it should be noted that, the connection structure of the stainless steel filter and the piping 4 of this design is more superior, its throat utilizes the cooperation of copper stopper 2 to be connected with the piping 4, and be provided with the horn mouth 22 that turns up on the copper stopper 2, can ensure welded fastness and improve permeability, and utilize the effect of copper stopper 2, make the assembly efficiency with filter cylinder 1 and piping 4 higher, it is higher to have solved traditional stainless steel filter and copper pipe (being the piping 4) when being connected, and the poor problem of fastness, this design not only makes the firm in connection nature of filter cylinder 1 and piping 4 strong, and assembly efficiency is high, and is with low costs simultaneously.
Claims (4)
1. A novel stainless steel filter is characterized by comprising a filter cylinder body (1) and a tubing (4);
necking is formed at two ends of the filter cylinder body (1), and a copper plug (2) is arranged between the necking of the filter cylinder body (1) and the piping (4);
an outward-turned bell mouth (22) is formed at one end of the copper plug (2), an anti-choke cone angle (21) is formed at the inner side of the other end of the copper plug (2), and a positioning groove (23) is formed at one end, close to the anti-choke cone angle (21), of the outer surface of the copper plug (2);
a tin bronze welding ring (3) is arranged at the position, corresponding to the necking of the filter cylinder body (1), of the outer side of the copper plug (2) close to the outer part of the outward-turned bell mouth (22), and a brazing welding rod (5) is arranged between the inner part of the copper plug (2) close to the outward-turned bell mouth (22) and the piping (4);
a filter screen (6) is arranged in the filter cylinder body (1).
2. The novel stainless steel filter according to claim 1, wherein the inner side walls of the two ends of the filter cylinder body (1) are provided with guide cone angles (11), the maximum inner diameter of the filter cylinder body (1) is larger than the inner diameters of the two ends of the filter cylinder body, and the inner diameters of the two ends of the filter cylinder body (1) are larger than the outer diameter of the tubing (4).
3. The novel stainless steel filter of claim 1, wherein two inner convex rings (12) are arranged on the inner wall of the filter cylinder (1) corresponding to the filter screen (6), a limiting groove (61) is arranged on the outer portion of the filter screen (6) corresponding to the two inner convex rings (12), and the limiting groove (61) is matched with the inner convex rings (12).
4. The novel stainless steel filter according to claim 1, wherein the filter screen (6) is made of stainless steel, and the maximum outer diameter of the filter screen (6) is matched with the maximum inner diameter of the filter cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221967839.9U CN217829088U (en) | 2022-07-28 | 2022-07-28 | Novel stainless steel filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221967839.9U CN217829088U (en) | 2022-07-28 | 2022-07-28 | Novel stainless steel filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217829088U true CN217829088U (en) | 2022-11-18 |
Family
ID=84012195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221967839.9U Active CN217829088U (en) | 2022-07-28 | 2022-07-28 | Novel stainless steel filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217829088U (en) |
-
2022
- 2022-07-28 CN CN202221967839.9U patent/CN217829088U/en active Active
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