CN212251528U - High-efficient drain pipe subassembly for central air conditioning - Google Patents
High-efficient drain pipe subassembly for central air conditioning Download PDFInfo
- Publication number
- CN212251528U CN212251528U CN202020938809.XU CN202020938809U CN212251528U CN 212251528 U CN212251528 U CN 212251528U CN 202020938809 U CN202020938809 U CN 202020938809U CN 212251528 U CN212251528 U CN 212251528U
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- Prior art keywords
- liquid outlet
- liquid
- plate
- mounting
- central air
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- Expired - Fee Related
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 148
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 43
- 230000008878 coupling Effects 0.000 abstract description 9
- 238000010168 coupling process Methods 0.000 abstract description 9
- 238000005859 coupling reaction Methods 0.000 abstract description 9
- 238000003466 welding Methods 0.000 abstract description 7
- 230000003014 reinforcing effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 210000001503 joint Anatomy 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a high-efficient drain pipe subassembly of central air conditioning, including going out the liquid person in charge, go out liquid and be in charge and mounting, the one end threaded connection who goes out the liquid person in charge has the coupling, goes out liquid and is in charge and be located the outer wall that goes out liquid person in charge one side, and the mounting is located the liquid person in charge and is gone out on, and the mounting is responsible for adjustable installation with going out liquid. The utility model discloses overall structure design benefit is reasonable, and the design through the mounting realizes that the installation between play liquid pipe subassembly and the connecting device is fixed, need not to drill on the pipeline surface, operations such as welding, guarantees the integrality and the leakproofness on pipeline surface, can also guarantee the installation steadiness ability of a liquid pipe subassembly simultaneously to the mounting is indefinite in the position of going out liquid person in charge, can require the position of adjustment mounting on going out liquid person in charge according to the mounted position of reality, thereby the dismouting of being convenient for reality.
Description
Technical Field
The utility model belongs to the technical field of the drain pipe, concretely relates to central air conditioning is with high-efficient drain pipe subassembly.
Background
The central air conditioning system is composed of one or more cold and heat source systems and a plurality of air conditioning systems, and the system is different from the traditional refrigerant type air conditioner, and the air is intensively treated (such as a single machine, VRV) to achieve the comfort requirement. The principle of liquid gasification refrigeration is adopted to provide the required cold energy for the air conditioning system so as to offset the heat load of the indoor environment; the heating system provides the air conditioning system with the required heat to offset the indoor environment cooling and heating load.
The liquid outlet pipe assembly is one of the important components of the central air conditioning system. The installation stability of the existing liquid outlet pipe assembly is general, and after the liquid outlet pipe assembly is used for a long time, the normal use of the liquid outlet pipe assembly is influenced due to the looseness of the liquid outlet pipe and the like, so that the use of a central air conditioner is influenced. And the actual installation of the existing liquid outlet pipe assembly is also troublesome, and the liquid outlet pipe assembly is not convenient to disassemble and assemble.
Disclosure of Invention
The utility model discloses aim at to the not enough and technical scheme who provides the high-efficient play liquid pipe subassembly of central air conditioning that prior art exists, overall structure design is ingenious reasonable, it is fixed to realize the installation between liquid pipe subassembly and the connecting device through the design of mounting, need not to drill at the pipeline surface, operations such as welding, guarantee pipeline surface's integrality and leakproofness, the installation steadiness ability of liquid pipe subassembly can also be guaranteed simultaneously, and the mounting is position uncertain on going out the liquid person in charge, can require the position of adjustment mounting on going out the liquid person in charge according to the mounted position of reality, thereby be convenient for actual dismouting.
In order to solve the technical problem, the utility model discloses a following technical scheme:
high-efficient play liquid pipe subassembly of central air conditioning, its characterized in that: including going out the liquid and being responsible for, go out liquid and be responsible for and the mounting, the one end threaded connection who goes out the liquid and be responsible for has the coupling, goes out liquid and be located the outer wall that goes out liquid and be responsible for one side, the mounting is located a liquid and is responsible for on, the mounting is responsible for adjustable installation with going out liquid, the utility model discloses overall structure design benefit is reasonable, and the design through the mounting realizes that the installation between liquid pipe assembly and the connecting device is fixed, need not to drill on the pipeline surface, operation such as welding, guarantees pipeline surface's integrality and leakproofness, can also guarantee the installation steadiness ability of liquid pipe assembly simultaneously to the mounting is position indefinite on going out liquid and being responsible for, can require the position of adjustment mounting on going out liquid and.
Further, the other end threaded connection who goes out the liquid and be responsible for has sealed cap, and the design of sealed cap can be responsible for the one end of going out the liquid and seal and shelter from to guarantee the normal flowing back of going out the liquid and being responsible for, adopt threaded connection both can be convenient for the actual dismouting of sealed cap, can guarantee again that sealed cap shelters from the effect to the sealed of going out liquid main pipe tip, reasonable in design.
Further, the mounting includes location arc board and pressure strip, it is tight spacing between location arc board and pressure strip to go out the liquid owner's clamp, pressure strip and the adjustable connection of location arc board, it is tight spacing from going out the both sides that liquid was responsible for through location arc board and pressure strip, guarantee the mounting and go out the fastness of being connected between the liquid owner, and the pressure strip also is the arc structure to the terminal surface of location arc board, can guarantee the location arc board with the ingenious design of location arc board shape, pressure strip and play liquid area of contact between being responsible for, improve the tight effect of clamp to going out the liquid owner, simultaneously because adopt the mode of adjustable connection between pressure strip and the location arc board, thereby make the mounting adjust according to the actual pipe diameter that goes out the liquid owner, thereby realize that the clamp is tight spacing to the play liquid owner of different pipe diameters.
Furthermore, both ends of the positioning arc plate are provided with extension plates, the extension plates are provided with adjusting grooves, both ends of the compression plate are provided with limit screws, both ends of the compression plate are provided with first threaded holes, the limit screws are matched with the first threaded holes and the adjusting grooves, one end of each limit screw is screwed in the corresponding first threaded hole, the other end of each limit screw extends out of the adjusting groove, and the other end of each limit screw is provided with a fastening nut, the overall structure design is ingenious and reasonable, the compression plate is in limit clamping connection with the adjusting grooves on the upper extension plate and the lower extension plate through the limit screws at both ends, and the limit screws can slide along the adjusting grooves, so that the distance between the compression plate and the positioning arc plate is changed, the liquid outlet main pipes with different pipe diameters are clamped and fixed, after the compression plate is adjusted in place, the connection stability between the compression plate and the positioning arc plate is ensured through the, thereby guarantee the mounting fastness between mounting and the play liquid person in charge, owing to the design of the first screw hole on the pressure strip, can realize dismantling between limit screw and the pressure strip and be connected moreover to be convenient for the installation between pressure strip and the extension board is dismantled.
Further, the end of the extension plate is provided with the convex plate, the fixing holes are formed in the convex plate, and the fixing piece and other equipment can be installed and fixed through the fixing holes, so that the liquid outlet main pipe can be installed and fixed indirectly, the pipeline surface is not required to be drilled, welded and the like, the actual installation and disassembly steps are simplified, and meanwhile, the installation firmness of the liquid outlet pipe assembly can be guaranteed.
Further, two adjacent fixing parts are connected through a connecting rod, a reinforcing plate is arranged between the upper extending plate and the lower extending plate, a slot is formed in the reinforcing plate, the connecting rod is matched with the slot, the end portion of the connecting rod is clamped in the slot, the positions of the fixing parts on a liquid outlet main pipe are not fixed, the positions of the liquid outlet branch pipes on the liquid outlet main pipe and the actual installation positions of the liquid outlet pipe assemblies can be adjusted according to the actual length of the liquid outlet main pipe, the installation number of the fixing parts is also not fixed, the installation number of the fixing parts can be selected according to actual requirements, when a plurality of fixing parts are adopted, the two adjacent fixing parts can be assembled through connecting rods with different lengths, so that the fixing parts are assembled into a whole, the structural stability is improved, the clamping firmness of the fixing parts on the liquid outlet main pipe is effectively improved, the installation of the, Not hard up etc. has set up the gusset plate between two upper and lower extension boards of same mounting, and the gusset plate symmetry sets up the both sides at the mounting moreover to can realize the equipment between a plurality of mountings, the gusset plate passes through the slot and realizes and the accurate joint location of connecting rod, simple to operate is simple.
Further, the both ends of connecting rod all are provided with the second screw hole, second screw hole internal thread has connect spacing dish soon, be provided with the external screw thread post on the spacing dish, external screw thread post and second screw hole phase-match, external screw thread post threaded connection is in the second screw hole, the diameter of spacing dish is greater than the width of slot, ingenious design through spacing dish, it is spacing with the both ends of connecting rod, effectively prevent that the connecting rod from breaking away from the slot, thereby effectively ensure the installation fastness between connecting rod and the gusset plate, ensure the firm in connection performance between mounting and the mounting, spacing dish passes through the ingenious design realization of external screw thread post and second screw hole and the threaded connection of connecting rod, effectively guarantee the installation fastness of spacing dish and connecting rod, this connected mode also can be convenient for actual dismouting simultaneously, effectively reduce the installation dismantlement degree of difficulty of reality.
The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has:
the utility model discloses an overall structure design is compact reasonable, go out the liquid and be responsible for the coupling through one end can realize and other pipeline between the butt joint, and the coupling adopts threaded connection's detachable connection mode, through the size with trading the coupling, can realize going out the butt joint between the pipeline of liquid person in charge and different pipe diameters, the other end that goes out the liquid person in charge adopts sealed cap to seal and shelters from, guarantee to go out the liquid person in charge, go out the liquid and be responsible for the normal use of managing, and can be responsible for the liquid through the mounting and press from both sides tightly spacing, the mounting again with other equipment between the installation fixed, thereby it is fixed to realize going out the indirect installation between liquid person in charge and other equipment, need not to be responsible for the surface at the liquid and drill, other operations such as welding, effectively. The mounting position between the fixing piece and the liquid outlet main pipe is not fixed, the position of the fixing piece on the liquid outlet main pipe can be adjusted according to different mounting requirements, the size of the fixing piece is adjustable, the clamping and limiting of the liquid outlet main pipes with different pipe diameters can be realized by adjusting the indirect between the pressing plate and the positioning arc plate, the application range of the fixing piece is effectively enlarged, the mounting number of the fixing piece on the same liquid outlet main pipe is not fixed and can be adjusted according to requirements, connecting rods with different length and size can be adopted for assembly and connection among a plurality of fixing pieces on the same liquid outlet main pipe, thereby effectively improving the structural firmness of the whole liquid outlet pipe assembly, leading the liquid outlet pipe assembly to be not easy to shake, loosen and the like, designing the fixing piece and the liquid outlet pipe assembly and the connecting rods into a detachable connection mode, and leading the fixing piece, thereby can carry out different equipment by the demand that the liquid was responsible for of difference play to ensure the actual installation fastness of liquid outlet pipe subassembly, the whole installation is dismantled conveniently simply.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
fig. 1 is a schematic structural view of the high-efficiency liquid outlet pipe assembly for the central air conditioner of the present invention;
fig. 2 is a schematic view of the mounting structure of the middle pipe joint, the sealing cap and the liquid outlet main pipe of the present invention;
fig. 3 is a schematic structural view of the fixing member of the present invention;
FIG. 4 is a schematic view of the mounting structure of the pressing plate and the limiting screw rod of the present invention;
FIG. 5 is a schematic view of the installation structure of the middle connecting rod and the limiting plate of the present invention;
fig. 6 is a schematic structural view of the middle positioning arc plate of the present invention.
In the figure: 1-liquid outlet main pipe; 2-liquid outlet branch pipe; 3-a fixing piece; 4-pipe joint; 5-sealing the cap; 6, positioning an arc plate; 7-a compression plate; 8-an extension plate; 9-an adjusting groove; 10-a limit screw; 11-a first threaded hole; 12-a fastening nut; 13-a convex plate; 14-a fixation hole; 15-a connecting rod; 16-a reinforcing plate; 17-a slot; 18-a second threaded hole; 19-a limiting disc; 20-externally threaded column.
Detailed Description
As shown in fig. 1 to 6, do the utility model discloses central air conditioning is with high efficiency goes out liquid pipe assembly, including going out liquid person in charge 1, go out liquid and be in charge of 2 and mounting 3, go out liquid and be in charge of 1 one end threaded connection has coupling 4, go out liquid person in charge 1 other end threaded connection has sealed cap 5, sealed cap 5's design can be sealed with the one end of going out liquid person in charge 1 and shelter from to guarantee to go out liquid person in charge 1's normal flowing back, adopt threaded connection both can be convenient for sealed cap 5's actual dismouting, can guarantee again that sealed cap 5 shelters from the effect to the sealed of going out liquid person in. Go out liquid and manage 2 and be located the outer wall that goes out liquid and be responsible for 1 one side, mounting 3 is located the liquid and is responsible for 1, mounting 3 is responsible for 1 adjustable installation with going out liquid, the utility model discloses overall structure design is ingenious reasonable, and the design through mounting 3 realizes that the installation between liquid pipe assembly and the connecting device is fixed, need not to drill on the pipeline surface, operations such as welding, guarantee the integrality and the leakproofness on pipeline surface, can also guarantee the installation steadiness ability of liquid pipe assembly simultaneously, and mounting 3 is responsible for 1 position indefinite going out liquid, can require to adjust the position of mounting 3 on going out liquid and being responsible for 1 according to actual mounted position, thereby the dismouting of being convenient for reality.
The fixing piece 3 comprises a positioning arc plate 6 and a pressing plate 7, the liquid outlet main pipe 1 is clamped and limited between the positioning arc plate 6 and the pressing plate 7, the pressing plate 7 is adjustably connected with the positioning arc plate 6, the positioning arc plate 6 and the pressing plate 7 clamp and limit the main liquid outlet pipe 1 from two sides thereof, so as to ensure the connection firmness between the fixing piece 3 and the main liquid outlet pipe 1, the end surface of the pressing plate 7 facing the positioning arc plate 6 is also of an arc structure, the ingenious design of the shape of the pressing plate and the positioning arc plate 6 can ensure the contact area among the positioning arc plate 6, the pressing plate 7 and the liquid outlet main pipe 1, the clamping effect on the liquid outlet main pipe 1 is improved, and meanwhile, the pressing plate 7 and the positioning arc plate 6 are in adjustable connection, thereby make mounting 3 can be according to going out the actual pipe diameter of liquid main pipe 1 and adjust to the realization is tight spacing to the clamp of the liquid main pipe 1 of going out of different pipe diameters.
The two ends of the positioning arc plate 6 are respectively provided with an extension plate 8, the extension plates 8 are provided with an adjusting groove 9, the two ends of the compression plate 7 are respectively provided with a limit screw 10, the two ends of the compression plate 7 are respectively provided with a first threaded hole 11, the limit screws 10 are matched with the first threaded holes 11 and the adjusting grooves 9, one end of each limit screw 10 is screwed in the first threaded hole 11, the other end of each limit screw 10 extends out of the adjusting groove 9, the other end of each limit screw 10 is provided with a fastening nut 12, the whole structure design is ingenious and reasonable, the compression plate 7 is in limit clamping connection with the adjusting grooves 9 on the upper and lower extension plates 8 through the limit screws 10 at the two ends, and the limit screws 10 can slide along the adjusting grooves 9, so that the distance between the compression plate 7 and the positioning arc plate 6 is changed, the clamping and fixing of the main liquid pipes 1 with different pipe diameters are, through screwing up fastening nut 12 and guaranteeing the stability of being connected between pressure strip 7 and the location arc board 6 to guarantee the mounting firmness between mounting 3 and the play liquid main pipe 1, owing to the design of first screw hole 11 on pressure strip 7, can realize dismantling between stop screw 10 and the pressure strip 7 and be connected, thereby be convenient for the installation between pressure strip 7 and the extension board 8 and dismantle.
The tip of extension board 8 is provided with flange 13, is provided with fixed orifices 14 on the flange 13, can realize through fixed orifices 14 that the installation between mounting 3 and other equipment is fixed to the realization is responsible for 1's indirect installation fixed to going out the liquid, and need not to carry out operations such as drilling, welding on the pipeline surface, simplifies the installation dismantlement step of reality, can also guarantee the installation fastness of going out the liquid pipe subassembly simultaneously.
The adjacent two fixing pieces 3 are connected through a connecting rod 15, a reinforcing plate 16 is arranged between the upper extension plate 8 and the lower extension plate 8, a slot 17 is arranged on the reinforcing plate 16, the connecting rod 15 is matched with the slot 17, the end part of the connecting rod 15 is clamped in the slot 17, the position of the fixing piece 3 on the liquid outlet main pipe 1 is not fixed, the position can be adjusted according to the actual length of the liquid outlet main pipe 1, the position of the liquid outlet branch pipe 2 on the liquid outlet main pipe 1 and the actual installation position of the liquid outlet pipe assembly, meanwhile, the installation number of the fixing pieces 3 is not fixed, the installation number of the fixing pieces 3 can be selected according to the actual requirement, when a plurality of fixing pieces 3 are adopted, the adjacent two fixing pieces 3 can be assembled through the connecting rods 15 with different lengths, so that the plurality of fixing pieces 3 are assembled into a whole, the, make the installation of going out liquid person in charge 1 firm more reliable, effectively prevent rocking, not hard up etc. of going out liquid pipe assembly, set up gusset plate 16 between two upper and lower extension boards 8 of same mounting 3, gusset plate 16 symmetry sets up the both sides at mounting 3 moreover to can realize the equipment between a plurality of mountings 3, gusset plate 16 passes through slot 17 and realizes fixing a position with connecting rod 15's accurate joint, simple to operate is simple.
Both ends of the connecting rod 15 are provided with second threaded holes 18, the inner threads of the second threaded holes 18 are screwed with limiting discs 19, the limiting discs 19 are provided with outer threaded columns 20, the outer threaded columns 20 are matched with the second threaded holes 18, the outer threaded columns 20 are in threaded connection in the second threaded holes 18, the diameter of the limiting discs 19 is larger than the width of the slots 17, the two ends of the connecting rod 15 are limited by the ingenious design of the limiting disc 19, the connecting rod 15 is effectively prevented from being separated from the slot 17, thereby effectively ensuring the installation firmness between the connecting rod 15 and the reinforcing plate 16, ensuring the firm connection between the fixing part 3 and the fixing part 3, realizing the threaded connection between the limiting disc 19 and the connecting rod 15 through the ingenious design of the external threaded column 20 and the second threaded hole 18, effectively ensuring the installation firmness between the limiting disc 19 and the connecting rod 15, meanwhile, the connection mode can also facilitate actual disassembly and assembly, and effectively reduces the actual assembly and disassembly difficulty.
The utility model discloses an overall structure design is compact reasonable, go out the liquid and be responsible for 1 and can realize and other pipeline between butt joint through the coupling 4 of one end, and coupling 4 adopts threaded connection's detachable connection mode, through the size with trading coupling 4, can realize going out the butt joint between the pipeline of liquid person in charge 1 and different pipe diameters, it adopts sealed cap 5 to seal and shelters from to go out the other end of liquid person in charge 1, it is responsible for 1 to guarantee to go out the liquid, go out liquid and divide the normal use of managing 2, and can be responsible for 1 clamp with going out liquid through mounting 3 and press from both sides tightly spacing, mounting 3 is fixed with the installation between other equipment again, thereby it is fixed to realize going out the indirect installation between liquid person in charge 1 and other equipment, need not to be responsible for 1 surface at the liquid and drill, other operations such as welding, effectively reduce the. The mounting position between the fixing part 3 and the liquid outlet main pipe 1 is not fixed, the position of the fixing part 3 on the liquid outlet main pipe 1 can be adjusted according to different mounting requirements, the size of the fixing part 3 can be adjusted, the clamping and limiting of the liquid outlet main pipes 1 with different pipe diameters can be realized by adjusting the indirection between the pressing plate 7 and the positioning arc plate 6, the application range of the fixing part 3 is effectively enlarged, the mounting number of the fixing parts 3 on the same liquid outlet main pipe 1 is not fixed and can be adjusted according to requirements, and the connecting rods 15 with different length and size can be adopted for assembly and connection among the fixing parts 3 on the same liquid outlet main pipe 1, thereby effectively improving the structural firmness of the whole liquid outlet pipe assembly, leading the liquid outlet pipe assembly to be less prone to shake, looseness and the like, and designing a detachable connection mode among the fixing part 3, the liquid, the fixing part 3 is also composed of a plurality of detachable parts, so that different liquid outlet main pipes 1 can be assembled in different modes, the actual installation firmness of the liquid outlet pipe assembly is ensured, and the whole installation and disassembly are convenient and simple.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made on the basis of the present invention to achieve substantially the same technical effects are all covered by the scope of the present invention.
Claims (7)
1. High-efficient play liquid pipe subassembly of central air conditioning, its characterized in that: the liquid outlet device comprises a liquid outlet main pipe, a liquid outlet branch pipe and a fixing piece, wherein one end of the liquid outlet main pipe is in threaded connection with a pipe joint, the liquid outlet branch pipe is located on the outer wall of one side of the liquid outlet main pipe, the fixing piece is located on the liquid outlet main pipe, and the fixing piece and the liquid outlet main pipe can be installed in an adjustable mode.
2. The high efficiency liquid outlet pipe assembly for the central air conditioner according to claim 1, wherein: the other end of the liquid outlet main pipe is in threaded connection with a sealing cap.
3. The high efficiency liquid outlet pipe assembly for the central air conditioner according to claim 1, wherein: the fixing piece comprises a positioning arc plate and a pressing plate, the liquid outlet main pipe is clamped and limited between the positioning arc plate and the pressing plate, and the pressing plate is adjustably connected with the positioning arc plate.
4. The high efficiency liquid outlet pipe assembly for the central air conditioner according to claim 3, wherein: the two ends of the positioning arc plate are provided with extension plates, the extension plates are provided with adjusting grooves, the two ends of the compression plate are provided with limit screws, the two ends of the compression plate are provided with first threaded holes, the limit screws are matched with the first threaded holes and the adjusting grooves, one end threads of the limit screws are screwed in the first threaded holes, the other end of the limit screws extends out of the adjusting grooves, and the other end of the limit screws is provided with fastening nuts.
5. The high efficiency liquid outlet pipe assembly for the central air conditioner according to claim 4, wherein: the end of the extension plate is provided with a convex plate, and the convex plate is provided with a fixing hole.
6. The high efficiency liquid outlet pipe assembly for the central air conditioner according to claim 4, wherein: adjacent two be connected through the connecting rod between the mounting, two from top to bottom be provided with the gusset plate between the extension board, be provided with the slot on the gusset plate, the connecting rod with the slot phase-match, the tip joint of connecting rod is in the slot.
7. The high efficiency liquid outlet pipe assembly for the central air conditioner according to claim 6, wherein: the both ends of connecting rod all are provided with the second screw hole, second screw hole internal thread has connect spacing dish soon, be provided with the external screw thread post on the spacing dish, the external screw thread post with second screw hole phase-match, external screw thread post threaded connection be in the second screw hole, the diameter of spacing dish is greater than the width of slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020938809.XU CN212251528U (en) | 2020-05-28 | 2020-05-28 | High-efficient drain pipe subassembly for central air conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020938809.XU CN212251528U (en) | 2020-05-28 | 2020-05-28 | High-efficient drain pipe subassembly for central air conditioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212251528U true CN212251528U (en) | 2020-12-29 |
Family
ID=73978636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020938809.XU Expired - Fee Related CN212251528U (en) | 2020-05-28 | 2020-05-28 | High-efficient drain pipe subassembly for central air conditioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212251528U (en) |
-
2020
- 2020-05-28 CN CN202020938809.XU patent/CN212251528U/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: 20201229 |