CN220981626U - Early warning nut sealing cap structure - Google Patents
Early warning nut sealing cap structure Download PDFInfo
- Publication number
- CN220981626U CN220981626U CN202323011984.7U CN202323011984U CN220981626U CN 220981626 U CN220981626 U CN 220981626U CN 202323011984 U CN202323011984 U CN 202323011984U CN 220981626 U CN220981626 U CN 220981626U
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- China
- Prior art keywords
- early warning
- sealing cap
- pad
- chamber
- telescopic
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 68
- 230000008878 coupling Effects 0.000 claims abstract description 6
- 238000010168 coupling process Methods 0.000 claims abstract description 6
- 238000005859 coupling reaction Methods 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 abstract description 12
- 230000001681 protective effect Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Joints With Pressure Members (AREA)
Abstract
The utility model discloses an early warning nut sealing cap structure, and aims to provide an early warning nut sealing cap structure with good sealing effect and small air leakage risk. Including the sealing cap casing, the sealing cap casing is provided with screw thread chamber and early warning chamber, screw thread chamber and early warning chamber intercommunication, screw thread chamber is connected with the air conditioner coupling, the interior matching of early warning chamber is installed the flexible pad of early warning, be provided with sealed pad between air conditioner coupling and the flexible pad of early warning, become step seal structure between sealed pad and the flexible pad of early warning, the outer end at the middle part of the flexible pad of early warning is connected with the outside demonstration thimble of stretching out the early warning chamber. The beneficial effects of the utility model are as follows: the sealing effectiveness is guaranteed, meanwhile, the sealing gasket and the early warning telescopic gasket can be stably connected in the transportation process, and leakage of protective gas caused by displacement cannot occur.
Description
Technical Field
The utility model relates to the technical field of air conditioners, in particular to an early warning nut sealing cap structure.
Background
The air conditioner evaporator is formed by a group of U-shaped pipes penetrating through fins and being formed by expanding pipes and welding, and the production process of the air conditioner evaporator needs to carry out leak detection in a sealing way and filling protective gas, so that the outlet end of the air conditioner evaporator is provided with a sealing cap, the traditional sealing cap consists of an inner sealing ring and an outer cap, and the traditional sealing cap is kept at the outlet end after the leak detection and the filling of the protective gas are finished until the air conditioner is installed on site, so that the inner wall of a copper pipe is prevented from being oxidized due to the entering of air, and the evaporator is protected; the tightness detection of air conditioner manufacturing enterprises basically adopts running operation, tightness detection and filling of protective gas are carried out piece by piece, products to be detected on line move along with the rhythm of the production line, repeated operation is carried out continuously, the operation labor intensity of operators is high, and the condition of missed detection occurs when the operators neglect; in addition, the air conditioner evaporator has quality problems, such as small leakage caused by materials, welding and the like, and the leakage amount can not be found due to extremely tiny detection in the production field; the leakage problem found after the air conditioner is installed is always high due to the leakage detection or the small leakage, so that the leakage detection of a production line is avoided, and the quality problem caused by the leakage of an evaporator can be obviously reduced due to the fact that the existence of the small leakage can be found before the air conditioner is installed. The problem of current early warning cap exists the possibility of gas leakage owing to the problem of structure, leads to taking place the quality problem, in order to guarantee detection quality, needs to improve current structure.
Disclosure of utility model
The utility model provides an early warning nut sealing cap structure with good sealing effect and small air leakage risk, which aims to overcome the defects of poor sealing effect and air leakage risk in the prior art.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an early warning nut sealing cap structure, includes the sealing cap casing, the sealing cap casing is provided with screw thread chamber and early warning chamber, screw thread chamber and early warning chamber intercommunication, screw thread chamber is connected with the air conditioner coupling, the early warning intracavity is matchedly installed and is had the flexible pad of early warning, be provided with sealed the pad between air conditioner coupling and the flexible pad of early warning, become step seal structure between sealed pad and the flexible pad of early warning, the outer end at the middle part of the flexible pad of early warning is connected with the outside demonstration thimble of stretching out the early warning chamber.
Preferably, a transparent cover is arranged at one end of the early warning cavity of the sealing cap shell, the transparent cover cavity is communicated with the early warning cavity, and the display thimble enters the transparent cover when the early warning telescopic pad is externally jacked.
Preferably, an outer step is arranged on the outer side wall of the early warning telescopic pad, an inner step is arranged in the sealing cap shell, and the outer step is in contact fit connection with the inner step.
Preferably, a pinhole is arranged on the outer side of the middle part of the early warning telescopic pad, and the display thimble and the pinhole are detachably connected.
Preferably, the end face of the early warning telescopic pad is concave, and the middle part of the inside of the early warning telescopic pad is provided with an arc-shaped bulge.
Preferably, the middle part of the sealing gasket is provided with a vent hole, the outer side wall of the sealing gasket is provided with a yielding table, the inside of the early warning telescopic gasket is provided with a dislocation table, and the yielding table and the dislocation table are perpendicular below and are in contact and matched connection with each other.
The beneficial effects of the utility model are as follows: the outer stair step and the inner stair step are in a vertical edge stair shape, and when the early warning telescopic pad is embedded into the sealing cap shell, the outer stair step and the inner stair step are in contact fit, so that the connection tightness is ensured, and the sealing effect is ensured; the step table joint that the platform of stepping down and dislocation platform are the perpendicular, when sealed pad card goes into the flexible pad of early warning, the platform of stepping down is connected with dislocation bench top contact, guarantees sealed validity, can guarantee simultaneously that sealed pad and the flexible pad of early warning can be stably connected in the transportation, can not take place the displacement and cause the leakage of shielding gas.
Drawings
FIG. 1 is a cross-sectional view of the present utility model;
FIG. 2 is a cross-sectional view of an early warning telescoping pad of the present utility model;
FIG. 3 is a cross-sectional view of a gasket of the present utility model.
In the drawings of which there are shown,
1. The sealing cap comprises a sealing cap shell, a threaded cavity, a warning telescopic pad, a sealing pad, a display thimble, a transparent cover and a sealing cover, wherein the sealing cap shell is provided with the threaded cavity, the warning telescopic pad, the sealing pad and the sealing cover. 11, inner step, 40, outer step, 41, pin hole, 42, bulge, 43, dislocation stand, 50, vent hole, 51, dislocation stand.
Detailed Description
The utility model is further described below with reference to the drawings and detailed description. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. 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.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present application.
Embodiment 1, as shown in fig. 1-3, an early warning nut sealing cap structure comprises a sealing cap shell 1, wherein the sealing cap shell 1 is provided with a threaded cavity 2 and an early warning cavity 3, the threaded cavity 2 is communicated with the early warning cavity 3, the threaded cavity 2 is connected with an air conditioner pipe joint, an early warning telescopic pad 4 is installed in the early warning cavity 3 in a matched mode, a sealing pad 5 is arranged between the air conditioner pipe joint and the early warning telescopic pad 4, a step sealing structure is formed between the sealing pad 5 and the early warning telescopic pad 4, and a display thimble 6 capable of extending out of the early warning cavity 3 is connected to the outer end of the middle part of the early warning telescopic pad 4.
The early warning cavity 3 one end of closing cap casing 1 is provided with transparent cover 10, transparent cover 10 cavity and early warning cavity 3 intercommunication, show thimble 6 entering transparent cover 10 when the outer top of early warning telescopic pad 4.
The outer side wall of the early warning telescopic pad 4 is provided with an outer step 40, an inner step 11 is arranged in the cap shell 1, and the outer step 40 is in contact fit connection with the inner step 11.
The outer side of the middle part of the early warning telescopic pad 4 is provided with a pinhole 41, and the display thimble 6 and the pinhole 41 are detachably connected.
The end face of the early warning telescopic cushion 4 is concave, and an arc-shaped bulge 42 is arranged in the middle of the inside of the early warning telescopic cushion 4.
The middle part of the sealing gasket 5 is provided with a vent hole 50, the outer side wall of the sealing gasket 5 is provided with a yielding platform 51, the inside of the early warning telescopic gasket 4 is provided with a dislocation platform 43, the yielding platform 51 and the dislocation platform 43 are vertical below and the yielding platform 51 and the dislocation platform 43 are in contact and matched connection.
The working principle of the utility model is as follows: as shown in fig. 1-3, the cap housing 1 is provided with a threaded cavity 2 and an early warning cavity 3, wherein the threaded cavity 2 is used for being connected with an air conditioner pipe joint, the air conditioner pipe joint is connected to an air outlet pipe of an air conditioner, the air conditioner pipe joint is provided with external threads, and the inner wall of the threaded cavity 2 is provided with internal threads, and the threaded cavity 2 and the early warning cavity are connected in a threaded connection mode. Wherein, the inside in early warning chamber 3 is provided with the flexible pad 4 of early warning, and the lateral wall of this early warning flexible pad 4 sets up outer ladder step 40, and the interior middle part of sealing cap casing 1 is provided with interior ladder step 11, and wherein outer ladder step 40 and interior ladder step 11 are perpendicular limit step form, and when the flexible pad 4 of early warning is embedded into sealing cap casing 1, outer ladder step 40 realizes contact cooperation with interior ladder step 11, guarantees the compactness of connection, guarantees sealed effect. Meanwhile, when one end, close to the threaded cavity 2, of the early warning telescopic pad 4 is screwed with the threaded cavity 2, the top of the air conditioning pipe joint is in a top contact state with the end face of the early warning telescopic pad 4, sealing connection is guaranteed, sealing effect is guaranteed to be good, and air leakage is avoided. Meanwhile, a sealing gasket 5 is arranged between the air conditioner pipe joint and the early warning telescopic gasket 4, a vent hole 50 is arranged in the middle of the sealing gasket 5, a yielding table 51 is arranged on the outer side wall of the sealing gasket 5, a dislocation table 43 is arranged in the end part of the early warning telescopic gasket 4, the yielding table 51 and the dislocation table 43 are all ladder table joints in vertical planes, and when the sealing gasket 5 is clamped into the early warning telescopic gasket 4, the yielding table 51 is in contact connection with the top of the dislocation table 43, so that sealing effectiveness is ensured. Meanwhile, after the air conditioner pipe joint is screwed with the sealing cap shell 1, the end face of the air conditioner pipe joint is in top contact with the sealing gasket 5, so that good sealing effect is ensured, and leakage of gas in the pipe between the sealing gasket 5 and the early warning telescopic gasket 4 is prevented. Wherein, be provided with pinhole 41 in the tip face outside of the flexible pad 4 of early warning, show thimble 6 and install in pinhole 41, because the flexible pad 4 of early warning is rubber material, the internal diameter of pinhole 41 is slightly less than the diameter of showing thimble 6 installation end, close contact when guaranteeing the installation, can drive when guaranteeing that the tip of the flexible pad 4 of early warning takes place to outwards expand and show thimble 6 and move together, guarantee that the detection effect is good. The end face of the early warning telescopic pad 4 is in an inward concave shape, the volume of a cavity in the early warning telescopic pad 4 can be reduced in the state, the outward ejection of the display thimble 6 is obvious, and the detection effect is good. Meanwhile, the arc-shaped bulge 42 is arranged in the middle of the inside of the early warning telescopic pad 4, the bulge 42 is arranged at the rear end of the pinhole 41, the thickness of the rear end of the pinhole 41 can be enhanced, the effect of penetrating the pinhole 41 can not happen when the display thimble 6 is arranged in the pinhole 41, and the effect of reinforcing the pinhole 41 is achieved.
A transparent cover 10 is arranged at one end of the early warning cavity 3 of the cap sealing shell 1, the transparent cover 10 is communicated with the early warning cavity 3, and meanwhile, the thimble 6 can enter the cavity of the transparent cover 10 when extending outwards. The transparent cover 10 that sets up can be better guarantee sealed effect, simultaneously, also makes the detection observe more convenient.
The working principle of the utility model is as follows: when the early warning telescopic cushion 4 is retracted, the concave end face of the front end of the early warning telescopic cushion 4 is recovered, and the ejector pins 6 cannot extend out of the early warning cavity 3 and enter the transparent cover 10; meanwhile, after the early warning telescopic pad 4 expands outwards, the display ejector pin 6 can be ejected outwards, and at the moment, the display ejector pin 6 stretches out of the early warning cavity 3 and enters the cavity of the transparent cover 10. After the air outlet pipe of the air conditioner pipe of the evaporator is provided with the early warning nut cap by utilizing the principle, when the leakage detection or the leakage flushing of protective gas occurs, the display thimble 6 does not extend out of the early warning cavity 3 to enter the transparent cover 10, and the evaporator can be inflated during the reinspection, so that the arrangement of the early warning nut cap structure can prevent the copper pipe of the evaporator after leaving a factory from being oxidized by air due to the fact that the protective gas is not filled in the copper pipe, and the quality of the copper pipe is reduced. Meanwhile, when the qualified product is detected to be transported to a customer site, the position of the display thimble 6 can be checked again before installation, when the position of the display thimble 6 is not in the normal position, the situation that the evaporator is slightly leaked in transportation can be indicated, an installer can be reminded of carrying out product replacement in time, the situation that the leaked evaporator is installed is avoided, and the product quality is improved.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (6)
1. The utility model provides an early warning nut sealing cap structure, characterized by, including sealing cap casing (1), sealing cap casing (1) is provided with screw thread chamber (2) and early warning chamber (3), screw thread chamber (2) and early warning chamber (3) intercommunication, screw thread chamber (2) are connected with the air conditioner coupling, the flexible pad (4) of early warning is installed to the interior matching of early warning chamber (3), be provided with between air conditioner coupling and the flexible pad (4) of early warning sealed pad (5), become step seal structure between sealed pad (5) and the flexible pad (4) of early warning, the outer end in the middle part of the flexible pad (4) of early warning is connected with can stretch out outside demonstration thimble (6) of early warning chamber (3).
2. The early warning nut sealing cap structure according to claim 1, characterized in that a transparent cover (10) is arranged at one end of an early warning cavity (3) of the sealing cap shell (1), a cavity of the transparent cover (10) is communicated with the early warning cavity (3), and a thimble (6) is displayed to enter the transparent cover (10) when the early warning telescopic pad (4) is propped outwards.
3. The early warning nut sealing cap structure according to claim 1, characterized in that an outer stepped step (40) is arranged on the outer side wall of the early warning telescopic pad (4), an inner stepped step (11) is arranged in the sealing cap shell (1), and the outer stepped step (40) is in contact fit connection with the inner stepped step (11).
4. The early warning nut sealing cap structure according to claim 1, wherein a pinhole (41) is arranged on the outer side of the middle part of the early warning telescopic pad (4), and the display thimble (6) is detachably connected with the pinhole (41).
5. The early warning nut sealing cap structure according to claim 1, wherein the end face of the early warning telescopic pad (4) is concave, and an arc-shaped protrusion (42) is arranged in the middle of the inside of the early warning telescopic pad (4).
6. The early warning nut sealing cap structure according to claim 1, characterized in that a vent hole (50) is formed in the middle of the sealing gasket (5), a yielding table (51) is arranged on the outer side wall of the sealing gasket (5), a dislocation table (43) is arranged in the early warning telescopic gasket (4), the yielding table (51) and the dislocation table (43) are vertically arranged below, and the yielding table (51) and the dislocation table (43) are in contact fit connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323011984.7U CN220981626U (en) | 2023-11-08 | 2023-11-08 | Early warning nut sealing cap structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323011984.7U CN220981626U (en) | 2023-11-08 | 2023-11-08 | Early warning nut sealing cap structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220981626U true CN220981626U (en) | 2024-05-17 |
Family
ID=91056585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323011984.7U Active CN220981626U (en) | 2023-11-08 | 2023-11-08 | Early warning nut sealing cap structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220981626U (en) |
-
2023
- 2023-11-08 CN CN202323011984.7U patent/CN220981626U/en active Active
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