CN211667343U - Reducing joint convenient to install and used for air conditioner pipeline - Google Patents
Reducing joint convenient to install and used for air conditioner pipeline Download PDFInfo
- Publication number
- CN211667343U CN211667343U CN201922416227.5U CN201922416227U CN211667343U CN 211667343 U CN211667343 U CN 211667343U CN 201922416227 U CN201922416227 U CN 201922416227U CN 211667343 U CN211667343 U CN 211667343U
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- CN
- China
- Prior art keywords
- pipeline section
- pipe section
- section
- pipe
- joint
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000003466 welding Methods 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims abstract description 6
- 230000002146 bilateral effect Effects 0.000 claims abstract description 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000004378 air conditioning Methods 0.000 claims description 7
- 208000004141 microcephaly Diseases 0.000 claims 3
- 239000002184 metal Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
Images
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model provides an air conditioner is reducing joint for pipeline convenient to installation, including major part pipeline section, taper pipe section and stub pipe section, major part pipeline section, taper pipe section and stub pipe section integrative cast joint is connected in proper order, the major part pipeline section is kept away from the first welding mouth of pipe of taper pipe section one end is the internal diameter of contracting chamfer formula, the stub pipe section is kept away from the second welding mouth of pipe of taper pipe section one end is outer diameter of expanding chamfer formula, just the major part pipeline section is close to be provided with supplementary fixed cover on the circumference wall of taper pipe section one end, supplementary fixed cover circumference wall bilateral symmetry is provided with handheld pterygoid lamina. The utility model discloses a reducing joint is convenient for the installer and welds, improves welding quality, reduces the risk of desoldering.
Description
Technical Field
The utility model mainly relates to a technical field of reducing joint specifically is a reducing joint for air conditioner pipeline convenient to installation.
Background
The reducer union is a joint used for connecting two sections of pipelines with different calibers, has irreplaceable effect in pipeline connection, and has a threaded connection type and a welding type, while in the existing air conditioner pipeline, the pipe orifice of the reducer union connected with the pipeline of a heat exchanger or a condenser is a flat orifice type, so that the welding with a copper pipe is difficult, the sealing performance after welding is poor, the phenomenon of welding separation can be caused due to the influence of expansion with heat and contraction with cold on the metal during cold and heat exchange, the pipeline water leakage is caused, and the normal use of equipment is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model mainly provides a reducing joint for air conditioner pipeline convenient to installation for solve the technical problem who proposes among the above-mentioned background art.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the utility model provides an air conditioner is reducing joint for pipeline convenient to installation, includes major part pipeline section, taper pipe section and stub pipe section, major part pipeline section, taper pipe section and stub pipe section are integrative cast joint in proper order and are connected, the major part pipeline section is kept away from the first welding mouth of pipe of taper pipe section one end is interior reducing chamfer formula, the stub pipe section is kept away from the second welding mouth of pipe of taper pipe section one end is outer reducing chamfer formula, just the major part pipeline section is close to be provided with supplementary fixed cover on the circumference wall of taper pipe section one end, supplementary fixed cover circumference wall bilateral symmetry is provided with handheld pterygoid lamina.
Furthermore, the diameter of the inner pipe of the large-head pipe section is 1.5-2mm smaller than the diameter of the head opening of the first welding pipe orifice.
Furthermore, the diameter of the inner pipe of the small-head pipe section is 1.5-2mm smaller than the diameter of the head opening of the second welding pipe orifice.
Further, the gradient of the conical opening pipe section is 1: 20.
Furthermore, the auxiliary fixing sleeve and the circumferential wall of the large-head pipe section are sleeved and can be movably detached.
Furthermore, the auxiliary fixing sleeve is connected with the two handheld wing plates in a hot melting mode.
Furthermore, the internal structures of the auxiliary fixing sleeve and the two handheld wing plates comprise a heat-resistant rubber layer and a metal wire reinforcing rib net, and the metal wire reinforcing rib net is distributed inside the heat-resistant rubber layer.
Compared with the prior art, the beneficial effects of the utility model are that:
firstly, the reducing pipeline of the utility model is positioned at the first welding pipe orifice of the big-end pipe section for inner reducing chamfering, and positioned at the second welding pipe orifice of the small-end pipe section for outer expanding chamfering, so that the two ends of the reducing joint can be better positioned when being butted with the copper pipe, and simultaneously, the contact surface is larger, thereby being convenient for the installation personnel to weld, improving the welding quality and reducing the risk of desoldering;
secondly, when the reducing pipeline is welded, an installer can hold the auxiliary fixing sleeve by fingers or clamp the hand-held wing plate on any side of the auxiliary fixing sleeve by using a clamping tool to perform auxiliary fixing of the reducing joint, so that the working strength of the installer is reduced, and better convenience is brought to welding work;
thirdly, the reducer union is mainly installed in a heat exchanger and a condenser, and diameter-variable connection can be realized through the inconsistency of the diameters of the front end and the rear end, so that the welding strength of a welding port is enhanced, and the probability of internal leakage can be effectively reduced; furthermore, the structure design of the reducing chamfer angle in the first welding pipe orifice enables the appearance to be more attractive.
The present invention will be explained in detail with reference to the drawings and specific embodiments.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a front view of the pipe orifice end of the big end pipe section of the present invention;
fig. 3 is a sectional view of the internal structure of the auxiliary fixing sleeve and the hand-held wing plate of the present invention.
In the figure: 1. a large-head pipe section; 11. a first welding nozzle; 2. a cone-mouth pipe section; 21. a second welding pipe orifice; 3. a small-end pipe section; 4. an auxiliary fixing sleeve; 4a, a heat-resistant rubber layer; 4b, a metal wire reinforcing rib net; 41. a hand-held wing panel.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to the attached drawings 1 and 2, the reducer joint for the air conditioner pipeline convenient to install comprises a large-head pipe section 1, a conical-mouth pipe section 2 and a small-head pipe section 3, wherein the large-head pipe section 1, the conical-mouth pipe section 2 and the small-head pipe section 3 are sequentially and integrally cast-welded, the gradient of the conical-mouth pipe section 2 is 1:20, a first welding pipe orifice 11 at one end, away from the conical-mouth pipe section 2, of the large-head pipe section 1 is in an inner reducing chamfer type, the diameter of an inner pipe of the large-head pipe section 1 is 1.5-2mm smaller than the diameter of the head opening of the first welding pipe orifice 11, a second welding pipe orifice 21 at one end, away from the conical-mouth pipe section 2, of the small-head pipe section 3 is in an outer expanding chamfer type, the diameter of the inner pipe of the small-head pipe section 3 is 1.5-2mm smaller than the diameter of the head opening of the second welding pipe orifice 21, and the diameter of the head opening of the first welding pipe orifice 11 and, so that the reducer union can adapt to the pipe wall thickness of most copper pipes.
Referring to fig. 1 and 3, an auxiliary fixing sleeve 4 is disposed on a circumferential wall of one end of the large-head pipe section 1 close to the tapered pipe section 2, hand-held wing plates 41 are symmetrically disposed on two sides of the circumferential wall of the auxiliary fixing sleeve 4, the auxiliary fixing sleeve 4 and the circumferential wall of the large-head pipe section 1 are sleeved and movably detached, and can be detached to be used in a next variable-diameter joint when not in use, so that materials are saved better, the auxiliary fixing sleeve 4 is in hot-melt connection with the two hand-held wing plates 41, the internal structures of the auxiliary fixing sleeve 4 and the two hand-held wing plates 41 both include a heat-resistant rubber layer 4a and a metal wire reinforcing rib net 4b, the metal wire reinforcing rib net 4b is distributed inside the heat-resistant rubber layer 4a, the heat-resistant rubber layer 4a is made of silica rubber and has better heat resistance, and the metal wire reinforcing rib net 4b disposed inside the heat-resistant rubber layer 4a is a made of carbon steel wire, has higher strength and flexibility, improves the integral strength of the heat-resistant rubber layer 4a, and can not be easily broken.
The utility model discloses a concrete operation as follows:
when the air-conditioning pipeline is installed, the joint of the heat exchanger or the condenser is externally connected with copper pipes with different pipe diameters, the diameter of the externally connected copper pipe is compared with the diameter of the joint, then the large-head pipe section 1 and the small-head pipe section 3 at the two ends of the reducer union are respectively welded corresponding to proper pipe orifices, an installer can use a clamping tool to clamp the handheld wing plates 41 at any side of the two sides of the auxiliary fixing sleeve 4 on the reducer union to carry out auxiliary fixing during welding, the first welding pipe orifice 11 or the second welding orifice 21 of the reducer union is contacted with the corresponding pipe orifice, and then, carrying out welding work, filling the molten solder around the inner reducing chamfer of the first welding pipe orifice 11 or the outer expanding chamfer of the second welding orifice 21, firmly fixing the connecting part of the reducing joint and the welded pipe orifice and then sequentially welding the rest pipe orifices until the pipeline connecting work is finished.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.
Claims (7)
1. The utility model provides an air conditioner is reducing joint for pipeline convenient to installation, includes major part pipeline section (1), awl mouth pipeline section (2) and microcephaly pipeline section (3), its characterized in that, major part pipeline section (1), awl mouth pipeline section (2) and microcephaly pipeline section (3) are integrative cast joint in proper order and are connected, major part pipeline section (1) is kept away from first welding mouth of pipe (11) of awl mouth pipeline section (2) one end is interior reducing chamfer formula, microcephaly pipeline section (3) are kept away from second welding mouth of pipe (21) of awl mouth pipeline section (2) one end is outer expanding chamfer formula, just major part pipeline section (1) is close to be provided with supplementary fixed cover (4) on the circumference wall of awl mouth pipeline section (2) one end, supplementary fixed cover (4) circumference wall bilateral symmetry is provided with handheld pterygoid lamina (41).
2. An easily installable reducer joint for air conditioning ducts according to claim 1, wherein the diameter of the inner pipe of the large-headed pipe section (1) is 1.5-2mm smaller than the diameter of the head opening of the first welding nozzle (11).
3. An easily installable reducer joint for air conditioning ducts according to claim 1, wherein the diameter of the inner pipe of the stub pipe section (3) is 1.5-2mm smaller than the diameter of the head opening of the second welded nozzle (21).
4. An easily installable reducer joint for air conditioning ducts according to claim 1, wherein the taper pipe section (2) has a gradient of 1: 20.
5. An easily-installed reducer union for air conditioning pipes according to claim 1, wherein the auxiliary fixing sleeve (4) is movably sleeved with the circumferential wall of the large-head pipe section (1).
6. An easily installable reducer joint for air conditioning ducts according to claim 5, wherein the auxiliary fixing sleeve (4) is thermally fused to both of the hand-held wing plates (41).
7. An easily installable reducer joint for air-conditioning ducts according to claim 6, wherein the inner structures of the auxiliary fixing sleeve (4) and the two hand-held wings (41) each comprise a heat-resistant rubber layer (4a) and a wire reinforcing rib net (4b), and the wire reinforcing rib net (4b) is distributed inside the heat-resistant rubber layer (4 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922416227.5U CN211667343U (en) | 2019-12-29 | 2019-12-29 | Reducing joint convenient to install and used for air conditioner pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922416227.5U CN211667343U (en) | 2019-12-29 | 2019-12-29 | Reducing joint convenient to install and used for air conditioner pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211667343U true CN211667343U (en) | 2020-10-13 |
Family
ID=72737122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922416227.5U Expired - Fee Related CN211667343U (en) | 2019-12-29 | 2019-12-29 | Reducing joint convenient to install and used for air conditioner pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211667343U (en) |
-
2019
- 2019-12-29 CN CN201922416227.5U patent/CN211667343U/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 |
Granted publication date: 20201013 |
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| CF01 | Termination of patent right due to non-payment of annual fee |