CN214978398U - Titanium pipe welding protection device sealed by high-temperature-resistant rubber - Google Patents
Titanium pipe welding protection device sealed by high-temperature-resistant rubber Download PDFInfo
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- CN214978398U CN214978398U CN202020419918.0U CN202020419918U CN214978398U CN 214978398 U CN214978398 U CN 214978398U CN 202020419918 U CN202020419918 U CN 202020419918U CN 214978398 U CN214978398 U CN 214978398U
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Abstract
The utility model belongs to the technical field of the welding, especially, for an adopt titanium pipe welding protection device that high temperature resistant rubber is sealed, including convex aluminium system shell, the outer fixed surface of convex aluminium system shell is connected with the protection gas-supply pipe, and the welder patchhole is seted up to outer end one side of convex aluminium system shell, and near welder fixing device is set up in welder patchhole, and the inboard fixed surface of convex aluminium system shell is connected with coarse air sieve, and the nearly protection gas-supply pipe side fixedly connected with fine air sieve in outer end of coarse air sieve, the outer edge of convex aluminium system shell is fixed and is provided with the side recess, and the fixed fine air hole that is provided with in inside of fine air sieve. The utility model has the advantages that the welding protection device for the titanium pipe adopts high temperature resistant rubber sealing, and the welding protection effect is good; the structure is simple and the mass production is convenient; the main structure is aluminum alloy, the weight is light, the operation of a welder is convenient, the welding labor intensity is reduced, and the welding efficiency is greatly improved.
Description
Technical Field
The utility model relates to the field of welding technology, specifically a adopt titanium pipe welding protection device of high temperature resistant rubber seal.
Background
Titanium and titanium alloys have good corrosion resistance, high specific strength, and good heat resistance and processability, and thus are widely used in various fields such as aviation, aerospace, chemical engineering, metallurgy, and the like. Welding is an indispensable process in the production process of titanium alloy pipe products. In the process of welding titanium and titanium alloy, the titanium can absorb hydrogen, oxygen and nitrogen in the atmosphere, and the welding quality is seriously influenced. Therefore, when welding titanium alloy pipes by manual TIG welding, it is necessary to sufficiently shield the welding region with argon gas using a gas shield. Conventional gas shield arrangements require two welders to operate, one welder being responsible for using the welding gun and feeding the welding wire, and the other welder being responsible for rotating the gas shield to shield the welding area. The welded gas protection device has high requirements on the mutual cooperation of two welding workers, and the welding quality is affected once the following speed of the gas protection cover and the welding speed are not suitable. In addition, the welding process needs two welders to complete, and the production efficiency is low. Similar protective covers exist in the market at present, but the protective covers are made of metal materials, the contact positions of the protective covers and welded components are not tightly sealed, the purity of gas in a protective cavity in the welding process cannot meet the requirement of titanium pipe welding, and welding beads are seriously oxidized. In addition, after the protection device is used, the protection effect that other devices must use 99.9995% high-purity argon can be achieved by using the argon with the purity of 99.99%, and the cost of welding shielding gas is greatly reduced.
There are the following problems:
(1) at present, two welders are needed for the titanium pipe welding, the operation difficulty is high, the welding efficiency is low, and the welding quality is difficult to ensure;
(2) the contact position of the existing protective cover and the titanium tube is the contact between metals, the sealing is not tight, the air leakage is serious, and the gas purity meeting the welding requirement in the protective cavity is difficult to achieve.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a titanium tube welding protection device sealed by high temperature resistant rubber, which solves the problems that the prior titanium tube welding needs two welders to cooperate, the operation difficulty is large, the welding efficiency is low and the welding quality is difficult to guarantee; the contact position of the existing protective cover and the titanium tube is the contact between metals, the sealing is not tight, the air leakage is serious, and the gas purity meeting the welding requirement in the protective cavity is difficult to achieve.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adopt sealed titanium pipe welding protection device of high temperature resistant rubber, the outer fixed surface of convex aluminium system shell is connected with the protection gas-supply pipe, the welder patchhole is seted up to outer end one side of convex aluminium system shell, outer end one side fixedly connected with welder fixing device of convex aluminium system shell, the inboard fixed surface of convex aluminium system shell is connected with thick gas sieve, the nearly protection gas-supply pipe side fixedly connected with fine gas sieve in outer end of thick gas sieve, the outer edge of convex aluminium system shell is fixed and is provided with the side recess, the fixed fine gas hole that is provided with in inside of fine gas sieve.
As an optimal technical scheme of the utility model, the fine air hole material of fine air sieve's surface mounting is stainless wire net, the inside arrangement of recess of side recess has high temperature resistant rubber.
As an optimal technical scheme of the utility model, except stainless wire net and high temperature resistant rubber, other parts are the aluminium system material.
As an optimal technical scheme of the utility model, the radian of convex aluminium system shell needs adjust according to being welded the pipe diameter to guarantee protection device and welded surface's laminating degree.
As the utility model discloses a preferred technical scheme, the welder patchhole is adjacent at the left end and the welder fixing device of gas protection cover during the welding, and welder can bind on welder fixing device after putting into the welding operation hole.
As an optimal technical scheme of the utility model, the sieve mesh of coarse air sieve is great, the fine gas hole of the surface mounting of fine air sieve is stainless wire net, and the sieve mesh is less, and protective gas enters into coarse air sieve through the fine air sieve preferentially.
As an optimal technical scheme of the utility model, the side recess need be joined in marriage and is filled high temperature sealing rubber, high temperature sealing rubber need adopt the rubber materials that can tolerate electric arc high temperature.
As an optimal technical scheme of the utility model, coarse air sieve, fine air sieve fixed mounting are on gaseous safety cover surface, the protection gas-supply pipe communicates with each other through convex aluminium system shell and inside the gaseous safety cover.
Compared with the prior art, the utility model provides an adopt titanium pipe welding protection device that high temperature resistant rubber is sealed possesses following beneficial effect:
this adopt titanium pipe welding protection device of high temperature resistant rubber seal, through setting up a gas welding protection device, through the gaseous safety cover of aluminium system material preparation, reduce the weight of this device and be convenient for operate to iron element is to the pollution of titanium alloy tubular product when having avoided the welding, through machining on the convex aluminium system shell, produces the welder patchhole, and welder fixing device passes through the metal clamp and is fixed with welder. And a protective gas conveying pipe is arranged on the right side of the welding gun fixing device and is connected with the arc-shaped aluminum shell, and protective gas sequentially enters the fine gas screen and the coarse gas screen through the device. The inside air screen layer is hollow design, and a plurality of air holes are processed outside. Gas enters the inner gas screen layer through the protective gas conveying pipe and then flows out through the small holes in the gas screen, so that the titanium pipe at the welding part is effectively protected. The side groove is filled with flaky high-temperature resistant rubber. When welding, the high-temperature-resistant rubber is in close contact with the titanium pipe, and external air is isolated to maintain the purity atmosphere of the internal protective gas; the structure is simple and the mass production is convenient; the main structure is aluminum alloy, the weight is light, the operation of a welder is convenient, the welding labor intensity is reduced, and the welding efficiency is greatly improved.
Drawings
FIG. 1 is a schematic view of a partial structure of the present invention;
FIG. 2 is a schematic diagram of the horizontal overlooking structure of the present invention;
fig. 3 is the structural schematic diagram of the whole fine air sieve of the utility model.
In the figure: 1. an arc-shaped aluminum shell; 2. a protective gas delivery pipe; 3. a welding gun insertion hole; 4. a welding gun fixing device; 5. coarse gas screening; 6. fine air sieving; 7. a side groove; 8. fine pores.
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.
Examples
Referring to fig. 1-3, in this embodiment: the outer fixed surface of convex aluminium system shell 1 is connected with protection gas-supply pipe 2, welder patchhole 3 is seted up to outer end one side of convex aluminium system shell 1, outer end one side fixedly connected with welder fixing device 4 of convex aluminium system shell 1, the inboard fixed surface of convex aluminium system shell 1 is connected with thick air sieve 5, the nearly protection gas-supply pipe side fixedly connected with fine air sieve 6 in outer end of thick air sieve 5, the outer edge of convex aluminium system shell 1 is fixed and is provided with side recess 7, the fixed fine pore 8 that is provided with in inside of fine air sieve 6.
In the embodiment, the fine air holes 8 arranged on the surface of the fine air screen 6 are made of stainless steel wire meshes, the grooves of the side grooves 7 are internally provided with high-temperature resistant rubber, except the stainless steel wire meshes and the high-temperature resistant rubber, other parts are made of aluminum, the radian of the arc-shaped aluminum shell 1 needs to be adjusted according to the diameter of a welded pipe so as to ensure the fitting degree of a protection device and the welding surface, a welding gun insertion hole 3 is adjacent to a welding gun fixing device 4 at the left end of a gas protection cover during welding, a welding gun can be bound on the welding gun fixing device 4 after being placed in a welding operation hole, the sieve holes of the coarse air screen 5 are large, the fine air holes 8 arranged on the surface of the fine air screen 6 are made of the stainless steel wire meshes which are small, protective gas preferentially enters the coarse air screen 5 through the fine air screen 6, the side grooves 7 need to be filled with high-temperature sealing rubber, and the high-temperature sealing rubber needs to be made of rubber materials capable of resisting the high temperature of electric arc, the coarse air screen 5 and the fine air screen 6 are fixedly arranged on the surface of the air protection cover, and the protection air delivery pipe 2 is communicated with the inside of the air protection cover through the arc-shaped aluminum shell 1; the gas protection cover made of aluminum materials reduces the weight of the device, is convenient to operate, avoids pollution of iron elements to titanium alloy pipes during welding, a welding gun insertion hole 3 is formed in the arc-shaped aluminum shell 1 through machining, and the welding gun fixing device 4 is fixed with a welding gun through a metal hoop. And a protective gas conveying pipe 2 is arranged on the right side of the welding gun fixing device 4, the protective gas conveying pipe 2 is connected with the arc-shaped aluminum shell 1, and protective gas sequentially enters the coarse gas screen 5 and the fine gas screen 6 through the device. The inside air screen layer is hollow design, and a plurality of air holes are processed outside. Gas enters the inner gas screen layer through the protective gas conveying pipe and then flows out through the small holes in the gas screen, so that the titanium pipe at the welding part is effectively protected. The side groove is filled with flaky high-temperature resistant rubber. During welding, the high-temperature-resistant rubber is in close contact with the titanium pipe, and external air is isolated to maintain the purity atmosphere of the internal protective gas.
The utility model discloses a theory of operation and use flow: before welding, a welding gun insertion hole 3 of the protection device is aligned with a welding gun nozzle to be installed and is bound on a welding gun through a metal hoop on a welding gun fixing device 4; when in welding, the protective device covers the position to be welded, and then gas is introduced into the protective cover through the gas pipe 2; the protective gas is uniformly distributed to the surface of the metal to be welded through the fine gas screen 6, the stainless steel wire mesh and the coarse gas screen 5, and the arc-shaped aluminum shell 1, the high-temperature sealing rubber and the metal to be welded form a sealed protective gas cavity.
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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an adopt titanium pipe welding protection device that high temperature resistant rubber is sealed, includes convex aluminium system shell (1), its characterized in that: the outer surface of the arc-shaped aluminum shell (1) is fixedly connected with a protective gas conveying pipe (2), one side of the outer end of the arc-shaped aluminum shell (1) is provided with a welding gun inserting hole (3), one side of the outer end of the arc-shaped aluminum shell (1) is fixedly connected with a welding gun fixing device (4), the inner side surface of the arc-shaped aluminum shell (1) is fixedly connected with a coarse gas screen (5), the outer end of the coarse gas screen (5) is fixedly connected with a fine gas screen (6) close to the protective gas conveying pipe side, the outer edge of the arc-shaped aluminum shell (1) is fixedly provided with a side groove (7), the fine gas screen (6) is fixedly provided with a fine gas hole (8), the welding gun inserting hole (3) is adjacent to the welding gun fixing device (4) at the left end of a gas protection cover during welding, and a welding gun can be bound on the welding gun fixing device (4) after being placed into a welding operation hole, the sieve mesh of thick gas sieve (5) is great, the fine gas hole (8) of the surface mounting of fine gas sieve (6) are stainless steel net, and the sieve mesh is less, and protective gas preferentially passes through fine gas sieve (6) enter into in thick gas sieve (5), fine gas sieve (6) fixed mounting are on gaseous safety cover surface, protective gas-supply pipe (2) communicate with each other through convex aluminium system shell (1) and inside with gaseous safety cover.
2. The titanium tube welding protection device adopting the high-temperature-resistant rubber sealing is characterized in that: the fine air holes (8) arranged on the surface of the fine air screen (6) are made of a stainless steel wire net, and high-temperature-resistant rubber is arranged inside the grooves of the side grooves (7).
3. The titanium tube welding protection device adopting the high-temperature-resistant rubber sealing is characterized in that: except the stainless steel wire mesh and the high-temperature-resistant rubber, other parts are made of aluminum.
4. The titanium tube welding protection device adopting the high-temperature-resistant rubber sealing is characterized in that: the radian of the arc-shaped aluminum shell (1) needs to be adjusted according to the diameter of a welded pipe so as to ensure the attaching degree of the protection device and the welding surface.
5. The titanium tube welding protection device adopting the high-temperature-resistant rubber sealing is characterized in that: the side grooves (7) need to be filled with high-temperature sealing rubber, and the high-temperature sealing rubber needs to be made of rubber materials capable of resisting the high temperature of electric arcs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020419918.0U CN214978398U (en) | 2020-03-27 | 2020-03-27 | Titanium pipe welding protection device sealed by high-temperature-resistant rubber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020419918.0U CN214978398U (en) | 2020-03-27 | 2020-03-27 | Titanium pipe welding protection device sealed by high-temperature-resistant rubber |
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| CN214978398U true CN214978398U (en) | 2021-12-03 |
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| CN202020419918.0U Active CN214978398U (en) | 2020-03-27 | 2020-03-27 | Titanium pipe welding protection device sealed by high-temperature-resistant rubber |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114310133A (en) * | 2022-02-23 | 2022-04-12 | 中船黄埔文冲船舶有限公司 | Straight titanium pipe welding auxiliary device |
| CN114406541A (en) * | 2022-02-11 | 2022-04-29 | 中船黄埔文冲船舶有限公司 | Titanium pipe elbow welding safety cover device |
-
2020
- 2020-03-27 CN CN202020419918.0U patent/CN214978398U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406541A (en) * | 2022-02-11 | 2022-04-29 | 中船黄埔文冲船舶有限公司 | Titanium pipe elbow welding safety cover device |
| CN114310133A (en) * | 2022-02-23 | 2022-04-12 | 中船黄埔文冲船舶有限公司 | Straight titanium pipe welding auxiliary device |
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