CN214236946U - Central air conditioning discharge fixed-position welding auxiliary fixtures - Google Patents
Central air conditioning discharge fixed-position welding auxiliary fixtures Download PDFInfo
- Publication number
- CN214236946U CN214236946U CN202022395777.6U CN202022395777U CN214236946U CN 214236946 U CN214236946 U CN 214236946U CN 202022395777 U CN202022395777 U CN 202022395777U CN 214236946 U CN214236946 U CN 214236946U
- Authority
- CN
- China
- Prior art keywords
- fixedly arranged
- central air
- top end
- along
- supporting plate
- 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.)
- Active
Links
- 238000003466 welding Methods 0.000 title claims abstract description 32
- 238000004378 air conditioning Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000011017 operating method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Abstract
The utility model discloses a central air conditioning discharge positioning welding auxiliary fixtures, including the workstation, still include: the four support legs are respectively and fixedly arranged at four corners of the bottom end of the workbench along the vertical direction; the first fixing mechanism is fixedly arranged at the middle position of the front side of the upper surface of the workbench along the left-right direction; the four fixing pieces are respectively fixedly arranged at the left end and the right end of the front side and the rear side of the first fixing mechanism in a group of two fixing pieces; the two fixed seats are respectively and fixedly arranged on the left side and the right side of the middle part of the top end of the workbench along the horizontal direction; the supporting seat is fixedly installed at the rear end of the right side of the top end of the workbench. This central air conditioning discharge fixed-position welding auxiliary fixtures need not to adopt artifical centre gripping fixed, improves welding quality, can carry out self-holding and fix, and the convenience reduces staff's operating procedure to installation and dismantlement, improves welded production efficiency simultaneously.
Description
Technical Field
The utility model relates to a central air conditioning technical field specifically is a central air conditioning discharge positioning welding auxiliary fixtures.
Background
The air-conditioning gas collecting pipe has the main function in the air-conditioner that the gas in the evaporator is completely collected and then is connected to an external unit through the gas collecting pipe, so that a circulating function is achieved;
the air conditioner gas collecting pipe needs to be welded with a plurality of connecting pieces, manual assembly welding is adopted in a partial welding process, the plurality of welding pieces are difficult to be fixed simultaneously, the plurality of welding pieces cannot be kept in the same horizontal line, certain difficulty is brought to subsequent installation of a machined workpiece, then the fixing operation of the existing welding auxiliary tool on a welding main pipeline is complex, the fixing effect is not firm, certain influence is brought to the welding quality, the welding production efficiency is reduced simultaneously, and aiming at the problems, the auxiliary tool for positioning and welding the central air conditioner gas collecting pipe is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a central air conditioning discharge fixed-position welding auxiliary fixtures to what provide among the solution prior art is difficult to weld a plurality of pipelines simultaneously, influences welding quality and the too loaded down with trivial details problem of fixed operation process.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a central air conditioning discharge fixed-position welding auxiliary fixtures, includes the workstation, still includes:
the four support legs are respectively and fixedly arranged at four corners of the bottom end of the workbench along the vertical direction;
the first fixing mechanism is fixedly arranged at the middle position of the front side of the upper surface of the workbench along the left-right direction;
the four fixing pieces are respectively fixedly arranged at the left end and the right end of the front side and the rear side of the first fixing mechanism in a group of two fixing pieces;
the two fixed seats are respectively and fixedly arranged on the left side and the right side of the middle part of the top end of the workbench along the horizontal direction;
the supporting seat is fixedly arranged at the rear end of the right side of the top end of the workbench;
the stepping motor is fixedly arranged at the top end of the supporting seat;
the second fixing mechanism is fixedly arranged at the top end of the fixing seat;
the first rotating shaft penetrates through the rear ends of the second fixing mechanisms in a rotating mode through bearings in the left and right directions, and the right end of the first rotating shaft is locked at the output end of the stepping motor through a coupler.
Preferably, the first fixing mechanism includes: the fixed block is fixedly arranged in the middle of the front side of the top end of the workbench in the horizontal direction and is fixedly arranged on the inner sides of the four fixed pieces; the right end of the clamping plate is rotatably connected to the right side of the top end of the fixed block through a pin shaft, and a plurality of circular through holes in the front-back direction are formed in the clamping plate and the inner side of the fixed block; the rubber pads are fixedly attached to the upper end and the lower end of the inner wall of the circular through hole in the inner side of the clamping plate and the fixed block respectively; the second rotating shaft is fixedly arranged in a groove in the left side of the top end of the fixed block along the front-back direction and can rotate around the axis of the second rotating shaft; the screw rod is fixedly connected to the middle of the top end of the second rotating shaft along the vertical direction; and the screwing handle can be screwed on the outer side of the outer wall of the screw rod along the up-down direction.
Preferably, the fixed block is the same as the clamping plate in length.
Preferably, the second fixing mechanism includes: the first supporting plate is fixedly arranged in the middle of the top end of the fixed seat along the vertical direction; the second supporting plate is fixedly arranged at the rear side of the first supporting plate and is positioned on the same plane with the first supporting plate; the limiting disc is fixedly arranged in the middle of the inner wall of the inner side of the first supporting plate; the touch rods are clamped in the grooves on the inner side of the limiting disc in a circumferential and inward and outward expandable manner; the limiting columns are fixedly arranged at the edge position of the outer end of the inner side of the touch rod; the first gear can be clamped on the inner side of the first supporting plate in a manner of rotating around the axis of the first gear through the sliding chute sliding block; the limiting grooves are circumferentially and fixedly formed in the inner side of the first gear; and the two second gears are fixedly sleeved on the outer side of the outer wall of the first rotating shaft, are positioned on the inner sides of the two second supporting plates and are meshed with the first gear.
Preferably, the shape of spacing groove is the arc and is the tilt state, just the spacing groove with spacing post looks adaptation joint.
Preferably, circular through holes are further formed in the middle of the two first supporting plates, and the outer side edges of the through holes are arc-shaped.
Compared with the prior art, the beneficial effects of the utility model are that: this central air conditioning discharge fixed position welding auxiliary fixtures need not to adopt artifical centre gripping fixed, can carry out the level to a plurality of connecting pieces with whole pipeline welded through first fixed establishment and fix, guarantee that a plurality of welding pieces keep in same water flat line, improve welding quality, can carry out self-holding fixedly to the main part pipeline of welding through second fixed establishment, the convenience is to installation and dismantlement, and fixed effect is more firm, reduce staff's operating procedure, improve welded production efficiency simultaneously.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the front view and partial sectional structure of the present invention;
FIG. 3 is a schematic view of a three-dimensional structure of the middle limiting plate of the present invention;
fig. 4 is an enlarged view of a portion a in fig. 2.
In the figure: 1. workstation, 2, landing leg, 3, first fixed establishment, 4, stationary blade, 5, fixing base, 6, supporting seat, 7, step motor, 8, second fixed establishment, 9, first pivot, 31, fixed block, 32, cardboard, 33, rubber pad, 34, second pivot, 35, screw rod, 36, twist the hand, 81, first backup pad, 82, second backup pad, 83, spacing dish, 84, touching pole, 85, spacing post, 86, first gear, 87, spacing groove, 88, second gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a central air conditioning discharge fixed-position welding auxiliary fixtures, includes workstation 1, still includes: the four-leg-type electric welding machine comprises supporting legs 2, a first fixing mechanism 3, a fixing piece 4, a fixing seat 5, a supporting seat 6, a stepping motor 7, a second fixing mechanism 8 and a first rotating shaft 9, wherein the four supporting legs 2 are respectively and fixedly arranged at four corners of the bottom end of a workbench 1 along the vertical direction, so that the operating height of a worker is guaranteed; the first fixing mechanism 3 is fixedly arranged at the middle position of the front side of the upper surface of the workbench 1 along the left-right direction; each two of the four fixing pieces 4 are respectively fixedly arranged at the left end and the right end of the front side and the rear side of the first fixing mechanism 3, so that the firmness of the first fixing mechanism 3 is enhanced; the two fixed seats 5 are respectively and fixedly arranged on the left side and the right side of the middle part of the top end of the workbench 1 along the horizontal direction; the supporting seat 6 is fixedly arranged at the rear end of the right side of the top end of the workbench 1, so that the firmness of the second fixing mechanism 8 is ensured; the stepping motor 7 is fixedly arranged at the top end of the supporting seat 6 and provides main power energy for the device; the second fixing mechanism 8 is fixedly arranged at the top end of the fixed seat 5; the first rotating shaft 9 penetrates through the rear ends of the two second fixing mechanisms 8 in the left-right direction through rotation of the bearings, and the right end of the first rotating shaft is locked at the output end of the stepping motor 7 through a coupler, so that a synchronous driving effect is achieved.
Preferably, the first fixing mechanism 3 further includes: the fixing block 31 is fixedly arranged at the middle position of the front side of the top end of the workbench 1 along the horizontal direction and is fixedly arranged at the inner sides of the four fixing pieces 4; the right end of the clamping plate 32 is rotatably connected to the right side of the top end of the fixed block 31 through a pin shaft, and a plurality of circular through holes in the front-back direction are formed in the clamping plate 32 and the inner side of the fixed block 31; a plurality of rubber pads 33 are fixedly attached to the upper end and the lower end of the inner wall of the circular through hole on the inner side of the clamping plate 32 and the fixed block 31 respectively, so that a certain degree of protection effect is achieved on a connecting pipeline, and meanwhile, the surface friction force is increased; the second rotating shaft 34 is fixed in a groove which is arranged on the left side of the top end of the fixed block 31 along the front-back direction and can rotate around the axis of the second rotating shaft; the screw 35 is fixedly connected to the middle of the top end of the second rotating shaft 34 along the vertical direction; the screw handle 36 can be screwed to the outer side of the outer wall of the screw rod 35 in the up-down direction, and the first fixing mechanism 3 can realize the quick fixing function of the connecting pipeline.
Preferably, the fixing block 31 and the clamping plate 32 have the same length, so as to ensure the fixing effect of the first fixing mechanism 3 on the external connecting pipeline.
Preferably, the second fixing mechanism 8 further comprises: the fixing seat comprises a first supporting plate 81, a second supporting plate 82, a limiting disc 83, a touch rod 84, a limiting column 85, a first gear 86, a limiting groove 87 and a second gear 88, wherein the first supporting plate 81 is fixedly arranged in the middle of the top end of the fixing seat 5 in the vertical direction; the second supporting plate 82 is fixedly installed at the rear side of the first supporting plate 81 and is positioned on the same plane as the first supporting plate 81; the limiting disc 83 is fixedly arranged at the middle position of the inner wall of the inner side of the first supporting plate 81; a plurality of touch rods 84 are clamped in the grooves on the inner side of the limiting disc 83 along the circumferential direction and can be expanded inwards and outwards; the limiting columns 85 are fixedly arranged at the edge positions of the outer ends of the inner sides of the touch rods 84; the first gear 86 can be clamped on the inner side of the first supporting plate 81 through the sliding chute sliding block and can rotate around the axis of the first gear; a plurality of limiting grooves 87 are fixedly formed in the inner side of the first gear 86 along the circumferential direction; two second gears 88 are all fixedly sleeved outside the outer wall of the first rotating shaft 9, are positioned inside the two second supporting plates 82 and are meshed with the first gear 86, and the automatic fixing and locking functions of the main pipeline are realized through the matching functions of the second fixing mechanism 8 and the stepping motor 7.
Preferably, the limiting groove 87 is arc-shaped and inclined, and the limiting groove 87 is in fit and clamping connection with the limiting post 85, and can drive the contact block 84 to move after rotating.
As preferred scheme, furthermore, circular through-hole has still been seted up at two first backup pad 81's middle part, and the outside edge of this through-hole is the arc, makes things convenient for the staff to place the trunk line.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
In the actual use process of the device, firstly, the main pipeline to be welded is fixed, the main pipeline is placed in a circular through hole in the middle of a first supporting plate 81, the position to be welded corresponds to the positions of the circular through holes in the inner sides of a clamping plate 32 and a fixing block 31, then a stepping motor 7 is started, a first rotating shaft 9 is driven through the stepping motor 7, as a second gear 88 and the first rotating shaft 9 are fixedly connected and are meshed with a first gear 86, the first gear 86 is driven to rotate in the movement process, and as a plurality of arc-shaped limiting grooves 87 in an inclined state are further formed in the inner side of the first gear 86, and the limiting grooves 87 are in matched clamping connection with the limiting posts 85, after the first gear 86 rotates, under the limitation of the shape of the limiting grooves 87, a plurality of touch rods 84 are pushed to shrink towards the central position of the first supporting plate 81, simultaneously, it is tight to the trunk line of inside clamp, accomplish the automatic fixation to the trunk line, then place other connecting tube that will weld in the recess on fixed block 31 top, cardboard 32 of rotatory top, connecting tube to in the recess is fixed spacingly, rotatory to the top with screw rod 35, make through rotatory wrench hand 36 to decline gradually and fix cardboard 32's left end, thereby reach the fixed effect to the inside pipeline, accomplish the fixed to whole work pieces, be convenient for carry out subsequent welding operation to the staff, this device need not to adopt artifical centre gripping fixed, ensure welding quality, can realize that self-holding is fixed, simplify the installation and dismantle the step, improve welded production efficiency.
In the description of the present invention, it is to be understood that the terms "outer end", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," "fixedly mounted," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a central air conditioning discharge fixed-position welding auxiliary fixtures, includes workstation (1), its characterized in that still includes:
the four supporting legs (2) are respectively and fixedly arranged at four corners of the bottom end of the workbench (1) along the vertical direction;
the first fixing mechanism (3) is fixedly arranged at the middle position of the front side of the upper surface of the workbench (1) along the left-right direction;
the four fixing pieces (4) are respectively fixedly arranged at the left end and the right end of the front side and the rear side of the first fixing mechanism (3) in a group of two fixing pieces (4);
the two fixing seats (5) are respectively and fixedly arranged on the left side and the right side of the middle part of the top end of the workbench (1) along the horizontal direction;
the supporting seat (6), the supporting seat (6) is fixedly installed at the rear end of the right side of the top end of the workbench (1);
the stepping motor (7), the said stepping motor (7) is fixedly mounted on top of the said supporting seat (6);
the second fixing mechanism (8), the said second fixing mechanism (8) is fixedly mounted on the top of the said fixed seat (5);
first pivot (9), first pivot (9) are followed left right direction and are run through two through the bearing rotation the rear end of second fixed establishment (8), its right-hand member pass through the shaft coupling lock in step motor (7) output.
2. The central air-conditioning gas collecting pipe positioning welding auxiliary tool according to claim 1, characterized in that: the first fixing mechanism (3) comprises:
the fixing block (31) is fixedly arranged in the middle of the front side of the top end of the workbench (1) along the horizontal direction, and is fixedly arranged on the inner sides of the four fixing pieces (4);
the right end of the clamping plate (32) is rotatably connected to the right side of the top end of the fixed block (31) through a pin shaft, and a plurality of circular through holes in the front-back direction are formed in the clamping plate (32) and the inner side of the fixed block (31);
the rubber pads (33), a plurality of the rubber pads (33) are respectively fixedly attached to the upper and lower ends of the inner wall of the circular through hole at the inner sides of the clamping plate (32) and the fixed block (31);
the second rotating shaft (34) is fixedly arranged in a groove which is arranged on the left side of the top end of the fixed block (31) along the front-back direction and can rotate around the axis of the second rotating shaft (34);
the screw rod (35) is fixedly connected to the middle of the top end of the second rotating shaft (34) along the vertical direction;
and the screwing handle (36) is screwed outside the outer wall of the screw rod (35) and can move in the vertical direction.
3. The central air-conditioning gas collecting pipe positioning welding auxiliary tool according to claim 2, characterized in that: the fixed block (31) and the clamping plate (32) are the same in length.
4. The central air-conditioning gas collecting pipe positioning welding auxiliary tool according to claim 1, characterized in that: the second fixing mechanism (8) comprises:
the first supporting plate (81), the first supporting plate (81) is fixedly arranged in the middle of the top end of the fixed seat (5) along the up-down direction;
the second supporting plate (82), the said second supporting plate (82) is fixedly mounted on the rear side of the said first supporting plate (81), and lie in the identity level with first supporting plate (81);
the limiting disc (83), the limiting disc (83) is fixedly arranged at the middle position of the inner wall of the inner side of the first supporting plate (81);
the touch rods (84) are clamped in the grooves in the inner side of the limiting disc (83) in a circumferential and inward and outward expansion mode;
the limiting columns (85) are fixedly arranged at the edge position of the outer end of the inner side of the touch rod (84);
the first gear (86) can be clamped on the inner side of the first supporting plate (81) in a manner that the first gear (86) can rotate around the axis of the first gear through a sliding chute sliding block;
the limiting grooves (87) are fixedly formed in the inner side of the first gear (86) along the circumferential direction;
and the two second gears (88) are fixedly sleeved on the outer side of the outer wall of the first rotating shaft (9), are positioned on the inner sides of the two second supporting plates (82), and are meshed with the first gear (86).
5. The central air-conditioning gas collecting pipe positioning welding auxiliary tool according to claim 4, characterized in that: the shape of spacing groove (87) is the arc and is the tilt state, just spacing groove (87) with spacing post (85) looks adaptation joint.
6. The central air-conditioning gas collecting pipe positioning welding auxiliary tool according to claim 5, characterized in that: circular through holes are further formed in the middle of the two first supporting plates (81), and the outer side edges of the through holes are arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022395777.6U CN214236946U (en) | 2020-10-26 | 2020-10-26 | Central air conditioning discharge fixed-position welding auxiliary fixtures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022395777.6U CN214236946U (en) | 2020-10-26 | 2020-10-26 | Central air conditioning discharge fixed-position welding auxiliary fixtures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214236946U true CN214236946U (en) | 2021-09-21 |
Family
ID=77730182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022395777.6U Active CN214236946U (en) | 2020-10-26 | 2020-10-26 | Central air conditioning discharge fixed-position welding auxiliary fixtures |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214236946U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116871808A (en) * | 2023-08-26 | 2023-10-13 | 诸暨市铭阳金属股份有限公司 | Air conditioner gas collecting tube assembly welding set of accurate location |
-
2020
- 2020-10-26 CN CN202022395777.6U patent/CN214236946U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116871808A (en) * | 2023-08-26 | 2023-10-13 | 诸暨市铭阳金属股份有限公司 | Air conditioner gas collecting tube assembly welding set of accurate location |
| CN116871808B (en) * | 2023-08-26 | 2024-01-19 | 诸暨市铭阳金属股份有限公司 | Air conditioner gas collecting tube assembly welding set of accurate location |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112045425B (en) | Tubular product cutting grinding device for building engineering guardrail | |
| CN214236946U (en) | Central air conditioning discharge fixed-position welding auxiliary fixtures | |
| CN112222750A (en) | Pipe welding machine convenient to conveniently fix pipeline | |
| CN109702408B (en) | Automobile longitudinal beam reinforcement welding tool device | |
| CN111922561A (en) | Automatic welding device for iron tower connecting plate steel pipe assembly | |
| CN111941243A (en) | Building steel pipe rust cleaning device | |
| CN108723688A (en) | A kind of fixture for the welding of HVAC pipe | |
| CN216029484U (en) | Automobile air conditioner swash plate seat numerical control car anchor clamps convenient to dismouting work piece | |
| CN215700813U (en) | Clamping device is used in nonrust steel pipe processing of five metals | |
| CN216398036U (en) | Adjusting bracket for turning of cylindrical part | |
| CN219649097U (en) | Frock is used in hydro-cylinder welding position | |
| CN215509108U (en) | Drilling bench drill | |
| CN116275373A (en) | Flame welding equipment for red copper and carbon steel | |
| CN113799013A (en) | Anchor clamps for mechanical maintenance | |
| CN213765085U (en) | Edge cutting device for processing metal plates | |
| CN213615320U (en) | Workstation location base is used in processing | |
| CN214815876U (en) | Laser welding machine multistation weldment work platform | |
| CN212071146U (en) | Clamp for machining | |
| CN216325729U (en) | Quick revolving body crevasse cutting machine | |
| CN219152000U (en) | Welding positioning mechanism | |
| CN213614780U (en) | Processing equipment with multipoint welding function for production of air conditioner four-way valve | |
| CN216067109U (en) | But workpiece detection is with quick assembly disassembly's anchor clamps | |
| CN213730265U (en) | Pipe fitting welding jig for engineering | |
| CN219704176U (en) | Clamp for milling ship parts | |
| CN216883656U (en) | Speed reducer rapid Assembly frock |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240401 Address after: No. 3601, Unit 3, Building 579, Xinqu Street, Muping District, Yantai City, Shandong Province, 264100 Patentee after: Chang Ping Country or region after: China Address before: 163000 business service room 1525, unit 1, building a, business service center, block g, Aolin international apartment business district, Ranghulu District, Daqing City, Heilongjiang Province Patentee before: Daqing Bingyang HVAC Electric Appliance Co.,Ltd. Country or region before: China |