CN212665287U - Special nitrogen filling tool for welding silencer - Google Patents
Special nitrogen filling tool for welding silencer Download PDFInfo
- Publication number
- CN212665287U CN212665287U CN202020597423.7U CN202020597423U CN212665287U CN 212665287 U CN212665287 U CN 212665287U CN 202020597423 U CN202020597423 U CN 202020597423U CN 212665287 U CN212665287 U CN 212665287U
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- CN
- China
- Prior art keywords
- bottom plate
- supporting rod
- welding
- air
- muffler
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- Expired - Fee Related
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- Exhaust Silencers (AREA)
- Arc Welding In General (AREA)
Abstract
The utility model discloses a special nitrogen frock that fills of muffler welding, including a bottom plate, a vertical fixedly connected with bracing piece in middle part of bottom plate upper surface, a section of thick bamboo of placing of the length direction level setting of bottom plate is followed to a top fixedly connected with of support column, the vertical first support column that is provided with in front end of bottom plate upper surface, the vertical second support column that is provided with in rear end of bottom plate upper surface, the utility model relates to an air conditioner muffler technical field. This special nitrogen frock that fills of muffler welding, through setting up the gas transmission head, the gas-supply pipe, set up the air vent in the support ring, nitrogen gas that blows off from the pipeline inner wall gets into in the support ring, by side nozzle and interior nozzle blowout, make muffler inner wall and outer wall all be in under the nitrogen protection, the guide blows to the outer wall of muffler subassembly from the nitrogen gas that muffler subassembly inner chamber flows on, equal amount of nitrogen gas can all protect inside and outside, the utilization efficiency of nitrogen gas is improved, the use amount of nitrogen gas has been reduced, use cost is reduced.
Description
Technical Field
The utility model relates to an air conditioner muffler technical field specifically is a special nitrogen frock that fills of muffler welding.
Background
The silencer subassembly is indispensable part among the air conditioning equipment, on production technology, needs fuse two ports of silencer (red copper material) with two piping (red copper material) respectively and link to each other, reaches the purpose of welded seal, and the quality of welding effect direct influence air conditioner.
In the welding process, if muffler subassembly direct large tracts of land exposes can produce the oxidation in the air, form the oxide layer on the pipe wall, influence the quality of part to cause the influence to the quality of air conditioner, some current nitrogen protection welding equipment, but lower to the utilization ratio of nitrogen gas, can't be to nitrogen gas reuse, the wasting of resources is great, and then leads to manufacturing cost to rise.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a special nitrogen frock that fills of muffler welding has solved current nitrogen gas welding protective apparatus, and is lower to the utilization ratio of nitrogen gas, can't be great to nitrogen gas reuse, the wasting of resources, and then leads to the problem that manufacturing cost risees.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a special nitrogen filling tool for welding of a silencer comprises a bottom plate, wherein a supporting rod is fixedly connected to the middle of the upper surface of the bottom plate in a vertical mode, a placing barrel horizontally arranged in the length direction of the bottom plate is fixedly connected to the top end of the supporting rod, a first supporting rod is vertically arranged at the front end of the upper surface of the bottom plate, a second supporting rod is vertically arranged at the rear end of the upper surface of the bottom plate, positioning rings which face the placing barrel and are coaxial with the placing barrel are arranged on the side walls of the first supporting rod and the second supporting rod, a gas transmission head is arranged on the surface of the first supporting rod and located at the axis of the positioning rings, a gas transmission channel communicated with the rear end of the positioning rings is arranged in the second supporting rod and located on the axis of the positioning rings, the rear end of the gas transmission channel is communicated with a gas transmission pipe, a cross rod is fixedly connected to the surfaces of the first supporting rod and the second supporting rod and located above the positioning rings, the utility model discloses a gas supply device, including horizontal pole, holding ring, gas vent, gas pipe intercommunication, the holding ring support ring that the horizontal pole lower surface fixedly connected with one with the holding ring is parallel to each other, be provided with an annular air vent in the holding ring rampart, all be provided with on the both sides wall of holding ring with the air vent intercommunication can to the side nozzle that the holding ring axis was blown, set up a plurality of.
Furthermore, an air inlet pipe is arranged on the first supporting rod in a penetrating mode, and the air inlet pipe is communicated with the air delivery head.
Furthermore, the air duct in the support ring is communicated with the air conveying pipe through a branch pipe, and the branch pipe is a telescopic hose.
Furthermore, the two ends of the upper surface of the bottom plate are vertically and fixedly connected with fixed plates, threaded rods are connected to the fixed plates in a threaded manner in the transverse direction, the inner ends of the threaded rods located at the front end of the bottom plate are rotatably connected with the front side face of the first supporting rod, and the inner ends of the threaded rods located at the rear end of the bottom plate are rotatably connected with the rear side face of the second supporting rod.
Further, the outer end of the threaded rod is fixedly connected with a handle.
Furthermore, the both ends of bottom plate upper surface all are provided with the spout that distributes along its length direction, first bracing piece with the second bracing piece all passes through the spout is followed the length direction of bottom plate moves.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this special nitrogen frock that fills of muffler welding, through setting up the gas transmission head, the gas-supply pipe, set up the air vent in the support ring, nitrogen gas that blows off from the pipe inner wall gets into in the support ring, by side nozzle and interior nozzle blowout, blow to on the outer wall of muffler subassembly, make muffler inner wall and outer wall all be in under the nitrogen protection, take place the oxidation with oxygen contact when avoiding welding, the guide blows to the outer wall of muffler subassembly from the nitrogen gas that muffler subassembly inner chamber flows on, same volume of nitrogen gas can all protect inside and outside, the utilization efficiency of nitrogen gas is improved, the use amount of nitrogen gas has been reduced, use cost is reduced.
(2) This special nitrogen frock that fills of muffler welding through setting up fixed plate and threaded rod, drives first bracing piece and the motion of second bracing piece through rotating the threaded rod for muffler subassembly in close contact with welds, does not need manual support to weld, has improved work efficiency, can guarantee that nitrogen gas flows from muffler subassembly rear end simultaneously, and the result of use is better.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the support ring of the present invention;
fig. 3 is a partially enlarged view of a portion a in fig. 1 according to the present invention.
In the figure: 1-bottom plate, 2-supporting rod, 3-placing barrel, 4-first supporting rod, 5-second supporting rod, 6-positioning ring, 7-gas transmission head, 8-gas transmission channel, 9-gas transmission pipe, 10-cross bar, 11-supporting ring, 12-gas transmission channel, 13-side nozzle, 14-inner nozzle, 15-gas transmission pipe, 16-branch pipe, 17-, 18-fixing plate, 19-threaded rod, 20-sliding chute and 21-handle.
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. 1-3, the present invention provides a technical solution: the utility model provides a special nitrogen frock that fills of muffler welding, includes a bottom plate 1, the vertical fixedly connected with bracing piece 2 in middle part of 1 upper surface of bottom plate, the section of thick bamboo 3 of placing that the top fixedly connected with of bracing piece 2 set up along the length direction level of bottom plate 1.
The silencer is horizontally placed in the placing cylinder 3 in the axial direction of the placing cylinder 3.
The vertical first bracing piece 4 that is provided with of front end of 1 upper surface of bottom plate, the vertical second bracing piece 5 that is provided with in rear end of 1 upper surface of bottom plate, all be provided with on the lateral wall of first bracing piece 4 and second bracing piece 5 towards place a section of thick bamboo 3 and with place a holding ring 6 that a section of thick bamboo 3 is coaxial.
During welding, a pipe is placed in the positioning ring 6 on the first supporting rod 4, a pipe is placed in the positioning ring 6 on the second supporting rod 5, and the two pipes are placed coaxially with the silencer to be welded.
An air delivery head 7 is arranged on the surface of the first support rod 4 and positioned at the axis of the positioning ring 6, an air delivery channel 8 communicated with the rear end of the positioning ring 6 is arranged in the second support rod 5 and positioned on the axis of the positioning ring 6, and the rear end of the air delivery channel 8 is communicated with an air delivery pipe 9.
An air inlet pipe 15 is arranged on the first supporting rod 4 in a penetrating mode, the air inlet pipe 15 is communicated with the air delivery head 7, and the air inlet pipe 15 inputs nitrogen to the air delivery head 7.
During welding, two piping and muffler form a complete pipe, and the inner chamber forms a complete inner chamber, lets in nitrogen gas from 7 intraductal gas transmission head, and nitrogen gas lets in from the pipe front end, flows out from the pipe rear end, protects the intraductal wall of pipe, avoids the oxidation, and nitrogen gas flows out from gas transmission pipeline 8 and gets into gas transmission pipe 9, carries out reuse.
The upper parts of the positioning rings 6 are fixedly connected with a cross rod 10 on the surfaces of the first supporting rod 4 and the second supporting rod 5, the lower surface of the cross rod 10 is fixedly connected with a supporting ring 11 which is parallel to the positioning rings 6, an annular air duct 12 is arranged in the wall of the supporting ring 11, side nozzles 13 which are communicated with the air duct 12 and can blow air to the axis of the supporting ring 11 are arranged on two side walls of the supporting ring 11, a plurality of inner nozzles 14 which are arranged along the radial direction of the supporting ring 11 are arranged on the inner wall of the supporting ring 11 along the circumference, the inner nozzles 14 are communicated with the air duct 12, and the air duct 12 is communicated with the air conveying pipe 9.
During welding, the pipe is placed in the support ring 11, nitrogen flowing out through the gas pipe 9 enters the air duct 12 in the support ring 11, one part of the nitrogen is sprayed out from the side nozzles 13 on two sides and is blown to the surfaces of the pipe and the silencer on two sides of the support ring 11, and the other part of the nitrogen is sprayed out from the inner nozzle 14 and is blown to the pipe in the support ring 11, so that the outer surfaces of the pipe and the silencer are protected and are prevented from being oxidized.
The air duct 12 and the inner nozzle 14 may be also provided in the placing cylinder 3 to protect the outer wall of the silencer in the placing cylinder 3 from oxidation by nitrogen gas.
The air duct 12 in the support ring 11 is communicated with the air duct 9 through a branch pipe 16, and the branch pipe 16 is a telescopic hose.
The two ends of the upper surface of the bottom plate 1 are vertically and fixedly connected with fixing plates 18, the fixing plates 18 are transversely and threadedly connected with threaded rods 19, the inner ends of the threaded rods 19 at the front end of the bottom plate 1 are rotatably connected with the front side surface of the first supporting rod 4, and the inner ends of the threaded rods 19 at the rear end of the bottom plate 1 are rotatably connected with the rear side surface of the second supporting rod 5. The outer end of the threaded rod 19 is fixedly connected with a handle 21. Both ends of the upper surface of the bottom plate 1 are provided with sliding chutes 20 distributed along the length direction of the bottom plate, and the first supporting rod 4 and the second supporting rod 5 move along the length direction of the bottom plate 1 through the sliding chutes 20.
Insert support ring 11 and holding ring 6 respectively with two piping in, the muffler is placed and is placed a section of thick bamboo 3, rotates two threaded rods 18, drives first bracing piece 4 and the motion of second bracing piece 5 towards bracing piece 2 directions for two piping and muffler in close contact with link into a complete pipe, are convenient for fix, also can make nitrogen gas blow off from one end simultaneously.
During operation, insert support ring 11 and holding ring 6 respectively with two piping in, the muffler is placed and is placed a section of thick bamboo 3 in, rotate two threaded rods 18, drive first bracing piece 4 and the motion of second bracing piece 5 towards bracing piece 2 direction, make two piping and muffler in close contact with, link into a complete pipe, intake pipe 15 inputs nitrogen gas to gas transmission head 7, after nitrogen gas flows through the pipe, flow into in the gas-supply pipe 9 from gas-supply pipe 8, in getting into the air duct 12 in two support rings 11 through branch pipe 11, spout through side nozzle 13 and inner nozzle 14, the air current blows the on the surface of piping and muffler, the inner wall and the outer wall of piping and muffler all are in under the nitrogen protection this moment, weld, can not produce the oxidation.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a special nitrogen frock that fills of muffler welding, includes a bottom plate (1), its characterized in that: a supporting rod (2) is fixedly connected to the middle of the upper surface of the bottom plate (1) in a vertical mode, a placing barrel (3) horizontally arranged along the length direction of the bottom plate (1) is fixedly connected to the top end of the supporting rod (2), a first supporting rod (4) is vertically arranged at the front end of the upper surface of the bottom plate (1), a second supporting rod (5) is vertically arranged at the rear end of the upper surface of the bottom plate (1), positioning rings (6) which face the placing barrel (3) and are coaxial with the placing barrel (3) are arranged on the side walls of the first supporting rod (4) and the second supporting rod (5), an air conveying head (7) is arranged at the axis of the positioning ring (6) on the surface of the first supporting rod (4), an air conveying channel (8) communicated with the rear end of the positioning ring (6) is arranged in the second supporting rod (5) and on the axis of the positioning ring (6), the rear end of the air delivery passage (8) is communicated with an air delivery pipe (9), a cross rod (10) is fixedly connected on the surfaces of the first supporting rod (4) and the second supporting rod (5) and above the positioning ring (6), the lower surface of the cross bar (10) is fixedly connected with a supporting ring (11) which is parallel to the positioning ring (6), an annular air duct (12) is arranged in the annular wall of the support ring (11), two side walls of the support ring (11) are respectively provided with a side nozzle (13) which is communicated with the air duct (12) and can blow air to the axis of the support ring (11), a plurality of inner nozzles (14) arranged along the radial direction of the support ring (11) are arranged on the inner wall of the support ring (11) along the circumference, the inner nozzle (14) is communicated with the air duct (12), and the air duct (12) is communicated with the air conveying pipe (9).
2. The special nitrogen charging tool for welding the silencer according to claim 1, characterized in that: an air inlet pipe (15) is arranged on the first supporting rod (4) in a penetrating mode, and the air inlet pipe (15) is communicated with the air delivery head (7).
3. The special nitrogen charging tool for welding the silencer according to claim 1, characterized in that: the air duct (12) in the support ring (11) is communicated with the air conveying pipe (9) through a branch pipe (16), and the branch pipe (16) is a telescopic hose.
4. The special nitrogen charging tool for welding the silencer according to claim 1, characterized in that: the improved support plate is characterized in that fixing plates (18) are fixedly connected to the two ends of the upper surface of the bottom plate (1) in a vertical mode, threaded rods (19) are connected to the fixing plates (18) in a transverse threaded mode, the inner ends of the threaded rods (19) located at the front end of the bottom plate (1) are rotatably connected with the front side face of the first support rod (4), and the inner ends of the threaded rods (19) located at the rear end of the bottom plate (1) are rotatably connected with the rear side face of the second support rod (5).
5. The special nitrogen charging tool for welding the silencer according to claim 4, wherein the nitrogen charging tool comprises: the outer end of the threaded rod (19) is fixedly connected with a handle (21).
6. The special nitrogen charging tool for welding the silencer according to claim 4, wherein the nitrogen charging tool comprises: both ends of bottom plate (1) upper surface all are provided with spout (20) along its length direction distribution, first bracing piece (4) with second bracing piece (5) all pass through spout (20) are followed the length direction motion of bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020597423.7U CN212665287U (en) | 2020-04-20 | 2020-04-20 | Special nitrogen filling tool for welding silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020597423.7U CN212665287U (en) | 2020-04-20 | 2020-04-20 | Special nitrogen filling tool for welding silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212665287U true CN212665287U (en) | 2021-03-09 |
Family
ID=74813833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020597423.7U Expired - Fee Related CN212665287U (en) | 2020-04-20 | 2020-04-20 | Special nitrogen filling tool for welding silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212665287U (en) |
-
2020
- 2020-04-20 CN CN202020597423.7U patent/CN212665287U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210309 |