CN220523500U - Air conditioner installation is beaten and is pressed joint - Google Patents
Air conditioner installation is beaten and is pressed joint Download PDFInfo
- Publication number
- CN220523500U CN220523500U CN202322172009.8U CN202322172009U CN220523500U CN 220523500 U CN220523500 U CN 220523500U CN 202322172009 U CN202322172009 U CN 202322172009U CN 220523500 U CN220523500 U CN 220523500U
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- China
- Prior art keywords
- connecting rod
- joint
- nut
- air conditioner
- fitting
- Prior art date
- 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.)
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- 238000009434 installation Methods 0.000 title claims abstract description 17
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 42
- 230000006835 compression Effects 0.000 claims abstract description 41
- 238000007906 compression Methods 0.000 claims abstract description 41
- 210000004907 gland Anatomy 0.000 claims description 12
- 229910001369 Brass Inorganic materials 0.000 claims description 5
- 239000010951 brass Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 abstract description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 16
- 229910052802 copper Inorganic materials 0.000 description 16
- 239000010949 copper Substances 0.000 description 16
- 238000003466 welding Methods 0.000 description 12
- 239000007789 gas Substances 0.000 description 11
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 239000003507 refrigerant Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
Abstract
The utility model discloses an air conditioner installation pressurizing connector which comprises a connecting rod, a compression nut and a joint nut, wherein a gas channel is formed in the connecting rod, the compression nut is sleeved on the connecting rod, one end face of the connecting rod is fixed with an air outlet of a pressure reducer in a sealing mode through the compression nut, and the other end face of the connecting rod is fixed with a pressurizing connecting pipe in a sealing mode through threaded fit of the joint nut. The utility model solves the problem that the joint is required to be welded each time when the air conditioner is under pressure test, the joint spherical end of the connecting rod can be connected in the air outlet of the pressure reducer in a sealing way by using the compression nut, and the pressing connecting pipe can be fixed at the joint nut and the joint conical end of the connecting rod in a sealing way by using the joint nut, so that quick connection is realized.
Description
Technical Field
The utility model relates to the technical field of air conditioner accessories, in particular to an air conditioner installation pressing joint.
Background
There is a particularly important procedure in the installation of fluorine system air conditioner-airtight pressure test. The procedure needs to connect the high-pressure nitrogen gas from the air outlet of the pressure reducing valve to the air conditioner connecting pipeline system by a copper pipe by using a connecting tool.
The connection between the copper pipe and the air outlet of the pressure reducer is formed by welding, the joint is welded every time when an air conditioner is tested under pressure, oxygen and acetylene (inflammable and explosive gas) are needed for welding, and the welding position belongs to the welding of dissimilar metal materials (welding of brass and red copper), so that the welding difficulty is high, and the welding quality cannot be ensured; the welding defects of insufficient penetration, welding leakage, overburning and the like are easy to generate, so that the joint of the copper pipe at the section is in danger of leakage, pipe explosion and the like.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide an air conditioner installation crimp connector, which solves the above-mentioned problems of the prior art.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a joint is suppressed in air conditioner installation, includes connecting rod, gland nut and joint nut, gas passage has been seted up in the connecting rod, gland nut cup joints on the connecting rod, gland nut and pressure reducer's gas outlet seal fixation are passed through to the one end terminal surface of connecting rod, the other end terminal surface of connecting rod passes through joint nut screw-thread fit and is suppressed the connecting pipe seal fixation.
As a further improvement of the utility model: the end face of one end of the connecting rod is set to be a spherical surface, one end of the connecting rod, which is set to be a spherical surface end of the joint, is inserted into a spherical joint hole in the air outlet of the pressure reducer.
As a further improvement of the utility model: and a clamping ring is arranged on the periphery of the connecting rod, which is close to the spherical end of the joint.
As a further improvement of the utility model: the middle part of the periphery of the connecting rod is provided with a clamping groove.
As a further improvement of the utility model: the compression nut is sleeved on the clamping groove and the clamping ring, and the compression nut is fixedly and hermetically connected with the air outlet of the pressure reducer through threaded fit.
As a further improvement of the utility model: the end face of one end of the connecting rod, which is far away from the spherical end of the joint, is set to be a conical surface, and one end of the connecting rod, which is set to be the conical surface, is set to be a joint conical surface end.
As a further improvement of the utility model: the periphery of the connecting rod, which is close to the spherical end of the joint, is provided with threads.
As a further improvement of the utility model: the coupling nut is provided with a nut tapered end comprising a nut inner tapered surface and a nut outer tapered surface.
As a further improvement of the utility model: the connector nut is connected to the connector conical surface end of the connecting rod, one end of the pressing connecting pipe is arranged between the connector conical surface end of the connecting rod and the inner conical surface of the connector nut, and the pressing connecting pipe is fixed to the connector conical surface end of the connecting rod through threaded fit of the connector nut and the connecting rod.
As a further improvement of the utility model: the connecting rod, the compression nut and the joint nut are made of brass.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model solves the problem that the joint is required to be welded each time when the air conditioner is under pressure test, the joint spherical end of the connecting rod can be connected in the air outlet of the pressure reducer in a sealing way by using the compression nut, the pressing connecting pipe can be fixed at the joint nut and the joint conical end of the connecting rod in a sealing way by using the joint nut, the quick connection is realized, the working procedure and the time of welding the joint can be saved, the repeated use can be realized, and the cost is saved.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the connecting rod of the present utility model.
Fig. 3 is a schematic structural view of the compression nut of the present utility model.
Fig. 4 is a schematic structural view of the union nut of the present utility model.
Reference numerals in the drawings: 1. the connecting rod, 11, the joint spherical end, 12, the joint conical surface end, 13, the snap ring, 14, the clamping groove, 2, the compression nut, 3, the joint nut, 31, the nut outer conical surface, 32 and the nut inner conical surface.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model will now be further described with reference to the accompanying drawings and examples:
embodiment one:
in this embodiment, disclose an air conditioner installation and beat and press joint, including connecting rod 1, gland nut 2 and joint nut 3, set up gas passage in the connecting rod 1, gland nut 2 cup joints on connecting rod 1, gland nut 2 and the gas outlet seal of pressure reducer are fixed through the one end terminal surface of connecting rod 1, the other end terminal surface of connecting rod 1 is fixed with the connecting pipe seal of beating through joint nut 3 screw-thread fit. The utility model solves the problem that the joint is required to be welded each time when an air conditioner is under pressure test, the joint spherical end 11 of the connecting rod 1 can be connected in the air outlet of the pressure reducer in a sealing way by using the compression nut 2, the pressing connecting pipe can be fixed in the joint nut 3 and the joint conical end 12 of the connecting rod 1 in a sealing way by using the joint nut 3, the quick connection is realized, the working procedure and time of welding the joint can be saved, the repeated use can be realized, and the cost is saved.
The end face of one end of the connecting rod 1 is set to be a spherical surface, one end of the connecting rod 1, which is set to be a spherical surface, is a joint spherical surface end 11, and the joint spherical surface end 11 is inserted into a spherical surface joint hole in the air outlet of the pressure reducer. The joint spherical surface end 11 of the connecting rod 1 is inserted into the joint hole of the inner spherical surface of the air outlet of the pressure reducer, so that the joint outer spherical surface of the connecting rod 1 is tightly attached to the joint inner spherical surface of the air outlet of the pressure reducer.
A clamping ring 13 is arranged on the periphery of the connecting rod 1, which is close to the spherical end 11 of the joint; the middle part of the periphery of the connecting rod 1 is provided with a clamping groove 14. The clamping ring 13 is used for limiting the locking distance of the compression nut 2 when the compression nut 2 is locked to the screw teeth of the air outlet of the pressure reducer, and the clamping groove 14 is used for limiting the locking distance of the compression nut 2 when the compression nut 2 is locked to the screw teeth of the air outlet of the pressure reducer.
The compression nut 2 is sleeved on the clamping groove 14 and the clamping ring 13, and the compression nut 2 is fixedly and hermetically connected with the air outlet of the pressure reducer through threaded fit. The compression nut 2 sleeved on the connecting rod 1 is pushed to the screw tooth of the air outlet of the pressure reducer, so that the compression nut 2 is sleeved on the clamping groove 14 and the clamping ring 13, the screw tooth of the compression nut 2 at the air outlet of the pressure reducer is locked, and the compression nut 2 enables the joint between the spherical joint surface of the connecting rod 1 and the spherical surface of the inner spherical joint of the pressure reducer to be tight and free from leakage.
The end face of one end, far away from the joint spherical end 11, of the connecting rod 1 is provided with a conical surface, and one end, provided with the conical surface, of the connecting rod 1 is provided with a joint conical surface end 12; the periphery of the connecting rod 1, which is close to the joint spherical end 11, is provided with threads. The joint conical surface end 12 can be matched with one end of the flaring of the pressing connecting pipe into a flare, so that the flare end of the pressing connecting pipe is sleeved at the end face of the joint conical surface end 12; the joint nut 3 is provided with a nut conical surface end, and the nut conical surface end comprises a nut inner conical surface 32 and a nut outer conical surface 31; when the joint nut 3 is connected to the joint conical surface end 12 of the connecting rod 1, the bell mouth of the pressing connecting pipe is locked to the joint conical surface end 12 through the joint nut 3, at the moment, one end of the pressing connecting pipe is arranged between the joint conical surface end 12 of the connecting rod 1 and the inner conical surface of the joint nut 3, and the pressing connecting pipe is fixed to the joint conical surface end 12 of the connecting rod 1 through threaded fit of the joint nut 3 and the connecting rod 1.
The connecting rod 1, the compression nut 2 and the coupling nut 3 are made of brass. The conical surface included angle of the joint conical surface end 12 of the connecting rod 1 is 90 degrees.
The implementation steps of the embodiment are as follows:
1. the joint spherical surface end 11 of the connecting rod 1 is inserted into the joint hole of the inner spherical surface of the air outlet of the pressure reducer, so that the joint outer spherical surface of the connecting rod 1 is tightly attached to the joint inner spherical surface of the air outlet of the pressure reducer.
2. The compression nut 2 sleeved on the connecting rod 1 is pushed to the screw tooth of the air outlet of the pressure reducer, and the spanner is used for clockwise screwing the compression nut 2 to ensure that the joint between the joint spherical end 11 of the connecting rod 1 and the spherical surface of the inner spherical joint of the pressure reducer is tight and has no leakage.
3. After the pressing connecting pipe copper pipe is inserted into the hole of the joint nut 3, a bell mouth is formed by expanding the pressing connecting pipe copper pipe, the inner conical surface of the expanded copper pipe bell mouth is pressed on the outer conical surface of the joint conical surface end 12 of the connecting rod 1, the joint nut 3 sleeved on the connecting pipe is pushed to the screw tooth of the joint conical surface end 12 of the connecting rod 1, the joint nut 3 is screwed by hands, and the inner conical surface of the joint nut 3 is used for pressing the pressing connecting pipe copper pipe bell mouth on the joint of the conical surface of the connecting rod 1 to be fixed.
4. Two wrenches are adopted, one wrench is clamped on the clamping groove 14 of the connecting rod 1 to prevent the connecting rod 1 from rotating, and the other wrench is screwed up with the joint nut 3 to tightly combine the inner conical surface of the bell mouth of the copper pipe of the pressing connecting pipe with the outer conical surface of the conical surface joint of the connecting rod 1.
5. The other end of the pressing connecting pipe copper pipe is connected with a refrigerant four-way pressure gauge and is connected with an air conditioner connecting pipeline system; and opening a nitrogen cylinder valve, adjusting an adjusting screw on the pressure reducer to a proper pressure, then opening a valve on the refrigerant four-way pressure gauge, enabling nitrogen to flow out of the nitrogen cylinder under the action of pressure difference and be pressed into an air conditioner connecting pipeline system, and closing the nitrogen cylinder valve and the valve on the refrigerant four-way pressure gauge after a certain pressure is reached.
Embodiment two:
in this embodiment, disclose an air conditioner installation and beat and press joint, including connecting rod 1, gland nut 2 and joint nut 3, set up gas passage in the connecting rod 1, gland nut 2 cup joints on connecting rod 1, gland nut 2 and the gas outlet seal of pressure reducer are fixed through the one end terminal surface of connecting rod 1, the other end terminal surface of connecting rod 1 is fixed with the connecting pipe seal of beating through joint nut 3 screw-thread fit. The utility model solves the problem that the joint is required to be welded each time when an air conditioner is under pressure test, the joint spherical end 11 of the connecting rod 1 can be connected in the air outlet of the pressure reducer in a sealing way by using the compression nut 2, the pressing connecting pipe can be fixed in the joint nut 3 and the joint conical end 12 of the connecting rod 1 in a sealing way by using the joint nut 3, the quick connection is realized, the working procedure and time of welding the joint can be saved, the repeated use can be realized, and the cost is saved.
The end face of one end of the connecting rod 1 is set to be a spherical surface, one end of the connecting rod 1, which is set to be a spherical surface, is a joint spherical surface end 11, and the joint spherical surface end 11 is inserted into a spherical surface joint hole in the air outlet of the pressure reducer. The joint spherical surface end 11 of the connecting rod 1 is inserted into the joint hole of the inner spherical surface of the air outlet of the pressure reducer, so that the joint outer spherical surface of the connecting rod 1 is tightly attached to the joint inner spherical surface of the air outlet of the pressure reducer.
A clamping ring 13 is arranged on the periphery of the connecting rod 1, which is close to the spherical end 11 of the joint; the middle part of the periphery of the connecting rod 1 is provided with a clamping groove 14. The clamping ring 13 is used for limiting the locking distance of the compression nut 2 when the compression nut 2 is locked to the screw teeth of the air outlet of the pressure reducer, and the clamping groove 14 is used for limiting the locking distance of the compression nut 2 when the compression nut 2 is locked to the screw teeth of the air outlet of the pressure reducer.
The compression nut 2 is sleeved on the clamping groove 14 and the clamping ring 13, and the compression nut 2 is fixedly and hermetically connected with the air outlet of the pressure reducer through threaded fit. The compression nut 2 sleeved on the connecting rod 1 is pushed to the screw tooth of the air outlet of the pressure reducer, so that the compression nut 2 is sleeved on the clamping groove 14 and the clamping ring 13, the screw tooth of the compression nut 2 at the air outlet of the pressure reducer is locked, and the compression nut 2 enables the joint between the spherical joint surface of the connecting rod 1 and the spherical surface of the inner spherical joint of the pressure reducer to be tight and free from leakage.
The end face of one end, far away from the joint spherical end 11, of the connecting rod 1 is provided with a conical surface, and one end, provided with the conical surface, of the connecting rod 1 is provided with a joint conical surface end 12; the connecting rod 1 is provided with threads near the periphery of the joint spherical end 11, and meanwhile, one end of the gas channel near the joint spherical end 11 is provided with internal threads. The joint conical surface end 12 can be matched with a bell mouth arranged on a pipe body of a pressing connecting pipe, one end port of the pressing connecting pipe is provided with threads, and when the pressing connecting pipe is connected in a gas channel of the connecting rod 1 in a threaded matching mode, the bell mouth of the pressing connecting pipe is sleeved at the end face of the joint conical surface end 12; the joint nut 3 is provided with a nut conical surface end, and the nut conical surface end comprises a nut inner conical surface 32 and a nut outer conical surface 31; when the joint nut 3 is connected to the joint conical surface end 12 of the connecting rod 1, the bell mouth of the pressing connecting pipe is locked to the joint conical surface end 12 by the joint nut 3, and at the moment, the bell mouth of the pressing connecting pipe body is arranged between the joint conical surface end 12 of the connecting rod 1 and the inner conical surface of the joint nut 3, and the pressing connecting pipe is fixed to the joint conical surface end 12 of the connecting rod 1 through threaded fit of the joint nut 3 and the connecting rod 1. Through dual sealing, the air tightness of the joint is ensured.
The connecting rod 1, the compression nut 2 and the coupling nut 3 are made of brass.
The implementation steps of the embodiment are as follows:
1. the joint spherical surface end 11 of the connecting rod 1 is inserted into the joint hole of the inner spherical surface of the air outlet of the pressure reducer, so that the joint outer spherical surface of the connecting rod 1 is tightly attached to the joint inner spherical surface of the air outlet of the pressure reducer.
2. The compression nut 2 sleeved on the connecting rod 1 is pushed to the screw tooth of the air outlet of the pressure reducer, and the spanner is used for clockwise screwing the compression nut 2 to ensure that the joint between the joint spherical end 11 of the connecting rod 1 and the spherical surface of the inner spherical joint of the pressure reducer is tight and has no leakage.
3. After the pressing connecting pipe copper pipe is inserted into the hole of the joint nut 3, the pressing connecting pipe is extended into the gas channel of the joint conical surface end 12 of the connecting rod 1, when the pressing connecting pipe is connected in the gas channel of the connecting rod 1 in a threaded fit mode, the inner conical surface of the bell mouth of the pressing connecting pipe copper pipe body is aligned and pressed on the outer conical surface of the joint conical surface end 12 of the connecting rod 1, the joint nut 3 sleeved on the connecting copper pipe is pushed to the screw tooth of the joint conical surface end 12 of the connecting rod 1, the joint nut 3 is screwed by hands, and the bell mouth of the pressing connecting pipe copper pipe body is pressed on the joint of the conical surface of the connecting rod 1 by the inner conical surface of the joint nut 3 to be fixed.
4. Two wrenches are adopted, one wrench is clamped on the clamping groove 14 of the connecting rod 1 to prevent the connecting rod 1 from rotating, and the other wrench is screwed up with the joint nut 3 to tightly combine the bell mouth inner conical surface of the pipe body of the connecting pipe copper pipe with the outer conical surface of the conical surface joint of the connecting rod 1.
5. The other end of the pressing connecting pipe copper pipe is connected with a refrigerant four-way pressure gauge and is connected with an air conditioner connecting pipeline system; and opening a nitrogen cylinder valve, adjusting an adjusting screw on the pressure reducer to a proper pressure, then opening a valve on the refrigerant four-way pressure gauge, enabling nitrogen to flow out of the nitrogen cylinder under the action of pressure difference and be pressed into an air conditioner connecting pipeline system, and closing the nitrogen cylinder valve and the valve on the refrigerant four-way pressure gauge after a certain pressure is reached.
In view of the above, after reading the present document, those skilled in the art should make various other corresponding changes without creative mental effort according to the technical scheme and the technical conception of the present utility model, which are all within the scope of the present utility model.
Claims (10)
1. The utility model provides a joint is suppressed in air conditioner installation, its characterized in that, includes connecting rod, gland nut and joint nut, gas passage has been seted up in the connecting rod, gland nut cup joints on the connecting rod, gland nut and pressure reducer's gas outlet seal fixation are passed through to the one end terminal surface of connecting rod, the other end terminal surface of connecting rod passes through joint nut screw-thread fit and presses the connecting pipe seal fixation.
2. The air conditioner installation pressing joint as claimed in claim 1, wherein an end face of the connecting rod is a spherical surface, an end of the connecting rod, which is a spherical surface, is a joint spherical surface end, and the joint spherical surface end is inserted into a joint hole of the inner spherical surface of the air outlet of the pressure reducer.
3. The air conditioner installation pressing joint as claimed in claim 1, wherein a clamping ring is arranged on the periphery of the connecting rod, which is close to the spherical end of the joint.
4. The air conditioner installation pressing joint according to claim 1, wherein a clamping groove is formed in the middle of the periphery of the connecting rod.
5. The air conditioner installation pressing joint according to claim 1, wherein the compression nut is sleeved on the clamping groove and the clamping ring, and the compression nut is fixedly and hermetically connected with the air outlet of the pressure reducer through threaded fit.
6. An air conditioner installation crimp fitting according to claim 1 wherein the end face of the connecting rod distal from the spherical end of the fitting is tapered and the end of the connecting rod distal from the spherical end of the fitting is tapered.
7. An air conditioner installation crimp fitting according to claim 1 wherein the connecting rod is provided with threads adjacent the periphery of the spherical end of the fitting.
8. An air conditioner mounting crimp fitting according to claim 1 wherein the fitting nut is provided with a nut tapered end comprising a nut inner tapered surface and a nut outer tapered surface.
9. The air conditioner installation crimp fitting of claim 1, wherein the fitting nut is connected to the fitting cone end of the connecting rod, wherein one end of the crimp connection tube is disposed between the fitting cone end of the connecting rod and the inner cone of the fitting nut, and wherein the crimp connection tube is secured to the fitting cone end of the connecting rod by threaded engagement of the fitting nut with the connecting rod.
10. An air conditioner mounting crimp fitting as claimed in claim 1 wherein the connecting rod, compression nut and union nut are made of brass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322172009.8U CN220523500U (en) | 2023-08-14 | 2023-08-14 | Air conditioner installation is beaten and is pressed joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322172009.8U CN220523500U (en) | 2023-08-14 | 2023-08-14 | Air conditioner installation is beaten and is pressed joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220523500U true CN220523500U (en) | 2024-02-23 |
Family
ID=89923830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322172009.8U Active CN220523500U (en) | 2023-08-14 | 2023-08-14 | Air conditioner installation is beaten and is pressed joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220523500U (en) |
-
2023
- 2023-08-14 CN CN202322172009.8U patent/CN220523500U/en active Active
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