CN209335003U - Fixture for hypsokinesis impeller welding - Google Patents
Fixture for hypsokinesis impeller welding Download PDFInfo
- Publication number
- CN209335003U CN209335003U CN201821965673.0U CN201821965673U CN209335003U CN 209335003 U CN209335003 U CN 209335003U CN 201821965673 U CN201821965673 U CN 201821965673U CN 209335003 U CN209335003 U CN 209335003U
- Authority
- CN
- China
- Prior art keywords
- blade
- rod assembly
- magnet steel
- interfix
- hypsokinesis
- 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 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000000465 moulding Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses the fixtures for hypsokinesis impeller welding.Traditional hypsokinesis impeller fixture not only lacks the device design for guaranteeing blade profile established angle, but also is inconvenient to the pressure for adjusting pressure ring to upper end cover.The utility model includes pedestal, interfix set one, interfix set two, blade locating piece, magnet steel two, magnet steel fixed frame, pressure ring, rod assembly one, rod assembly two, the lock seat of door latch type active grab, counter flange disk, magnet steel one and hinge seat one.The utility model completes the clamping of single air inlet hypsokinesis impeller and double air inlet hypsokinesis impellers by the interfix set and rod assembly of two kinds of different structures；Lockset bolt buckle is adjusted to change pulling force, can satisfy the clamping of different size hypsokinesis impeller；Magnet steel one and magnet steel two are installed on blade locating piece, blade is made tightly to be attached to blade locating piece side, vertical precision and blade profile the installation angular accuracy of blade are high, substantially reduce rejection rate, accelerate speed of welding, meet different hypsokinesis impeller welding demands.
Description
Technical field
The utility model relates to draught fan impeller field of welding processing, and in particular to a kind of folder for hypsokinesis impeller welding
Tool.
Background technique
Hypsokinesis impeller is suitable for all kinds of large scale equipments, and (such as environment chambers, constant temperature and humidity machine, frozen food is mechanical, packaging
Machinery etc.), air draft, air-supply, ventilation and the heat dissipation of general industrial machine and shop equipment, hypsokinesis aerofoil impeller blower it is excellent
More property attention that unit especially air conditioning terminal manufacturer is just increasingly being used by blower, in some high efficiency, low of requiring
It is increasingly promoted in the place of noise.Hypsokinesis impeller will guarantee quality, a good fixture butt welding during being assembled
The quality of the accuracy and draught fan impeller that connect is of crucial importance.Traditional hypsokinesis impeller fixture, which not only lacks, guarantees blade profile established angle
Device design, and be inconvenient to the pressure for adjusting pressure ring to upper end cover, upper cover plate uses a quality very big immediately above
Pressure ring is pushed down, and then periphery is clamped with quickly folder, and blade and upper cover plate do not use positioning to assemble, completely will by the compression of pressure ring
Blade is inwardly indented capable positioning, and not only blade installation is not in place in this case, but also since pressure ring is than heavier, welding stage is being moved
When can generate biggish inertia, the operating of positioner is also had an impact.
Summary of the invention
The purpose of this utility model is in view of the deficiencies of the prior art, to provide a kind of fixture for hypsokinesis impeller welding,
The fixture not only can be such that hypsokinesis impeller positions well in an assembling process, but also operate convenient for staff, greatly speed up
Assembling speed improves welding efficiency.
To achieve the goals above, the technical solution adopted in the utility model is as follows:
The utility model includes that pedestal, interfix set one, interfix set two, blade locating piece, magnet steel two, magnet steel are solid
Determine frame, pressure ring, rod assembly one, rod assembly two, the lock seat of door latch type active grab, counter flange disk, magnet steel one and hinge
Chain seat one；The pedestal is fixedly connected with counter flange disk by screw；N hinge seat one is evenly distributed solid by screw
It is scheduled on pedestal, 3≤n≤6；Rod assembly one and rod assembly two have n；The rod assembly one and rod assembly two
Band handle set and lockset bolt buckle including door latch type active grab；The lockset bolt buckle includes closing piece, bolt and hook
Son；Closing piece offers side opening, and side opening two sidewalls offer threaded hole, the external screw thread of bolt and hook tail portion respectively with one
Threaded hole connection；The length of closing piece is greater than the length of closing piece in rod assembly one in rod assembly two；The rod assembly two
It further include hinge seat two；In rod assembly one, the band handle set of door latch type active grab is fixed on bolt；Rod assembly two
In, hinge seat two is fixed on bolt, and the band handle set of door latch type active grab is fixed on hinge seat two；N door latch type is fast
The lock seat of fast clamp, which is evenly distributed, to be fixed on pressure ring；The top of the interfix set one offers circumferential position difference
180 ° of two keyways one, bottom are equipped with integrally formed flange；The top of the interfix set two offers circumferential position
Two keyways two of 180 ° of difference, middle part is equipped with integrally formed flange and supporting table, and supporting table is arranged in flange bottom；In
Between positioning sleeve two length be greater than interfix set one length；Centre bore is offered in positive eight prismatic blade locating pieces,
Centre bore hole wall is equipped with two boss of 180 ° of integrated molding and circumferential position difference；The lateral surface of blade locating piece offers edge
Circumferentially uniformly distributed multiple locating notches；The intersection in the face of locating notch radially and face circumferentially is position line, locating notch
Face circumferentially is blade side binding face；The position line of each locating notch is located on same cylindrical surface, each locating notch
Blade side binding face and cylindrical surface be greater than 0 angle in one between section at the position line of the locating notch；Blade is fixed
Two magnet steel one of insertion spacing setting on the blade side binding face of position part, the top surface of blade locating piece is close to each blade-side
It is respectively and fixedly provided with a magnet steel fixed frame at portion's binding face, is inlaid with magnet steel two on magnet steel fixed frame；The outer end face and leaf of magnet steel two
The blade side binding face of piece locating piece is coplanar with.
The flange top surface of the interfix set one and interfix set two is rounded down with side intersection.
By adopting the above-described technical solution, the utility model have the advantage that and the utility model has the advantages that
The previous process of the utility model for clamping welding order enter the wind hypsokinesis impeller, the latter process welded list into
Double air inlet hypsokinesis impellers are welded on the basis of air port hypsokinesis impeller；Pass through the interfix set and rod assembly of two kinds of different structures
Complete the clampings of single air inlet hypsokinesis impeller and double air inlet hypsokinesis impellers, can well the wheel disc to hypsokinesis impeller, blade and into
Air port is fixed on the positioning.If the utility model door latch type active grab is inadequate to the pulling force of pressure ring, lockset bolt buckle is adjusted
Change pulling force, can satisfy the clamping of different size hypsokinesis impeller；Due to being equipped with magnet steel on blade locating piece, blade can be made
It is tightly attached to blade locating piece side, vertical precision and blade profile the installation angular accuracy of blade are very high, substantially reduce due to vertical
Undesirable rejection rate is spent, not only reduces labor intensity in this way, has also speeded up speed of welding, is improved efficiency and matter
Amount, meets different hypsokinesis impeller welding demands.
Detailed description of the invention
Fig. 1-1 is single air inlet hypsokinesis impeller welding finished product structure schematic diagram；
Fig. 1-2 is double air inlet hypsokinesis impeller welding finished product structure schematic diagrames；
Fig. 2 is structural perspective when the utility model enters the wind hypsokinesis impeller for clamping list；
Fig. 3 is structural side view when the utility model enters the wind hypsokinesis impeller for clamping list；
Fig. 4 is structural perspective when the utility model enters the wind hypsokinesis impeller for clamping pair；
Fig. 5 is structural side view when the utility model enters the wind hypsokinesis impeller for clamping pair；
Fig. 6 is the structural perspective after the clamping single air inlet hypsokinesis impeller of the utility model；
Fig. 7 is the structural perspective after the clamping double air inlet hypsokinesis impellers of the utility model；
Fig. 8-1 is that the interfix of the utility model covers a structural perspective；
Fig. 8-2 is that the interfix of the utility model covers two structural perspectives；
Fig. 9-1 is one structural perspective of rod assembly of the utility model；
Fig. 9-2 is two structural perspective of rod assembly of the utility model；
Figure 10 is the blade locating element structure perspective view of the utility model；
In figure: 1, pedestal, 2-1, one, 2-2 of interfix set, interfix set two, 3, blade locating piece, 4, magnet steel two,
5, magnet steel fixed frame, 6, pressure ring, 7-1, rod assembly one, 7-2, rod assembly two, 8, door latch type active grab, 9, counter flange
Disk, 10, magnet steel one, 11, lockset bolt buckle, 12, hinge seat one, 13 hinge seats two, 14, Dan Jinfeng hypsokinesis impeller, 15, double air inlets
Hypsokinesis impeller, 16, blade, 17, upper cover plate, 18, wheel disc, 19, flange, 20, blade side binding face.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
As shown in Fig. 2,3,4 and 10, for the fixture of hypsokinesis impeller welding, including pedestal 1, interfix cover a 2-1, in
Between two 2-2 of positioning sleeve, blade locating piece 3, magnet steel 24, magnet steel fixed frame 5, pressure ring 6, one 7-1 of rod assembly, rod assembly two
7-2, the lock seat of door latch type active grab 8, counter flange disk 9, magnet steel 1 and hinge seat 1；Pedestal 1 and counter flange
Disk 9 is fixedly connected by screw；Four hinge seats 1 are evenly distributed by screw to be fixed on pedestal 1；Rod assembly one
There are four 7-1 and two 7-2 of rod assembly is equal；As shown in Fig. 5,9-1 and 9-2, rod assembly one 7-1 and two 7-2 of rod assembly is equal
Band handle set and lockset bolt buckle 11 including door latch type active grab 8；Lockset bolt buckle 11 includes closing piece, bolt and hook；
Closing piece offers side opening, and side opening two sidewalls offer threaded hole, the external screw thread of bolt and hook tail portion respectively with a spiral shell
Pit connection；The product type of door latch type active grab 8 is GTY-431SS；Two 7-2 of rod assembly further includes hinge seat 2 13；
In one 7-1 of rod assembly, the band handle set of door latch type active grab 8 is fixed on bolt；In two 7-2 of rod assembly, hinge seat
2 13 are fixed on bolt, and the band handle set of door latch type active grab 8 is fixed on hinge seat 2 13；Four door latch types quickly press from both sides
The lock seat of pincers 8, which is evenly distributed, to be fixed on pressure ring 6；As shown in Fig. 8-1 and 8-2, interfix covers to be offered at the top of a 2-1
Circumferential position differs 180 ° of two keyways one, and bottom is equipped with integrally formed flange 19；Interfix covers to be opened up at the top of two 2-2
There is circumferential position to differ 180 ° of two keyways two, middle part is equipped with integrally formed flange 19 and supporting table, and supporting table is arranged
In 19 bottom of flange；Interfix covers a 2-1 and interfix covers 19 top surface of flange of two 2-2 and side intersection and has circle
Angle, convenient for wheel disc 18 to be put into.Interfix set one 2-1 and one 7-1 of rod assembly of the fixture is entered the wind for Set and Positioning list
Hypsokinesis impeller 14 (as Figure 1-1), interfix cover two 2-2 and two 7-2 of rod assembly and are used for Set and Positioning after singly air inlet
Incline double air inlets hypsokinesis impeller 15 (as shown in Figs. 1-2) of clamping on the basis of impeller 14, in singly air inlet hypsokinesis impeller 14 and double enters the wind
Clamping well is still able to achieve in the biggish situation of 15 size difference of hypsokinesis impeller, wherein the length that interfix covers two 2-2 is big
The length of a 2-1 is covered in interfix, the length of closing piece is greater than the length of closing piece in one 7-1 of rod assembly in two 7-2 of rod assembly
Degree；As shown in Figure 10, offer centre bore in positive eight prismatic blade locating pieces 3, centre bore hole wall be equipped be integrally formed and
Circumferential position differs 180 ° of two boss；The lateral surface of blade locating piece 3 offers eight locating notches being evenly distributed；
The intersection in the face of locating notch radially and face circumferentially is position line, and the face of locating notch circumferentially is the fitting of blade side
Face 20；The position line of each locating notch is located on same cylindrical surface, the blade side binding face 20 and circle of each locating notch
Cylinder at the position line of the locating notch between section in one greater than 0 angle k, k according to the blade profile of required welding blade 16
Established angle design；Two magnet steel 1 of spacing setting, blade positioning are embedded on the blade side binding face 20 of blade locating piece 3
The top surface of part 3 is respectively and fixedly provided with a magnet steel fixed frame 5 at each blade side binding face 20, inlays on magnet steel fixed frame 5
There is magnet steel 24；The outer end face of magnet steel 24 and the blade side binding face 20 of blade locating piece 3 are coplanar with, so that magnet steel 24
Tilt angle can satisfy vertical with wheel disc 18 when blade 16 is attached to magnet steel 24, magnet steel 24 and two magnet steel 1 are common
Effect makes 16 side of blade be adjacent to blade side binding face 20, improves vertical precision and blade profile installs angular accuracy.
The working principle of the utility model is as follows:
The process of the single air inlet hypsokinesis impeller of welding is as shown in Figure 6: firstly, counter flange disk 9 to be fixed on to the pass of positioner
It saves on speed reducer, the bottom that interfix covers a 2-1 is fixedly connected with counter flange disk 9 by screw；It then, will be after single air inlet
The wheel disc of impeller of inclining covers outside the flange 19 that interfix covers a 2-1, and the inner wall of wheel disc and 19 clearance fit of flange, wheel disc is the bottom of by
Plate support；Then, 3 sets of blade locating piece are covered outside a 2-1 in interfix, two of 3 centre bore hole wall of blade locating piece are convex
Platform is respectively embedded into interfix and covers in the corresponding keyway one of a 2-1；Each blade side binding face 20 of blade locating piece passes through
Magnet steel 24 and two magnet steel 1, which suck a piece of blade inlet end side portion of single air inlet hypsokinesis impeller, (needs to guarantee all leaves
The bottom of piece and sheave contact), then the upper cover plate 17 of single air inlet hypsokinesis impeller is placed on all vane tips, then in upper cover
Pressure ring is placed at the top of plate；The hook of four one 7-1 of rod assembly respectively catches on a hinge seat 1, then pulls each pull rod
The handle of door latch type active grab 8 in one 7-1 of component makes the band handle set and door latch type active grab 8 of door latch type active grab 8
The fastening of lock seat, so that pressure ring is pressed on upper cover plate, if pressure ring pressing force is inadequate, adjustable one 7-1 of rod assembly
Lockset bolt buckle adjust pressure ring position, therefore, different model hypsokinesis impeller can satisfy by the adjusting of lockset bolt buckle
Clamping；Finally, being welded to single air inlet hypsokinesis impeller, wherein the joint speed reducer of positioner realizes single air inlet hypsokinesis impeller
Circumferential position variation.
The process of the double air inlet hypsokinesis impellers of welding is as shown in Figure 7: firstly, door latch type in all one 7-1 of rod assembly is fast
The band handle set of fast clamp 8 unlocks, and removes all one 7-1 of rod assembly and interfix covers a 2-1；Then, by interfix
The bottom of set two is fixedly connected with counter flange disk 9 by screw, and the wheel disc for the single air inlet hypsokinesis impeller being welded covers upward
Outside the flange 19 of interfix set two, the inner wall and 19 clearance fit of flange of wheel disc, wheel disc are covered two supporting table by interfix
Support；Then, by 3 sets of blade locating piece outside interfix set two, two boss of 3 centre bore hole wall of blade locating piece are distinguished
Interfix is embedded in cover in two corresponding keyways two；Each blade side binding face 20 of blade locating piece passes through 24 He of magnet steel
A piece of blade inlet end side portion is sucked and (needs to guarantee the vaned bottom of institute and sheave contact) by two magnet steel 1, then will be upper
Cover board is placed on all vane tips, and pressure ring is then placed at the top of upper cover plate；The hook of four rod assemblies two is respectively caught on
Then one hinge seat 1 pulls the handle of door latch type active grab 8 in each rod assembly two, makes door latch type active grab
The 8 lock seat with handle set and door latch type active grab 8 fastens, to pressure ring is pressed on upper cover plate, if pressure ring compresses
Power is inadequate, and the lockset bolt buckle of adjustable rod assembly two adjusts pressure ring position；Finally, being welded, the pass of positioner
It saves speed reducer and realizes circumferential position variation.
The previous process of the utility model for clamping welding order enter the wind hypsokinesis impeller, the latter process welded list into
Double air inlet hypsokinesis impellers are welded on the basis of air port hypsokinesis impeller；Pass through the interfix set and rod assembly of two kinds of different structures
Complete the clampings of single air inlet hypsokinesis impeller and double air inlet hypsokinesis impellers, can well the wheel disc to hypsokinesis impeller, blade and into
Air port is fixed on the positioning.If the utility model door latch type active grab is inadequate to the pulling force of pressure ring, lockset bolt buckle is adjusted
Change pulling force, can satisfy the clamping of different size hypsokinesis impeller；Due to being equipped with magnet steel on blade locating piece, blade can be made
It is tightly attached to blade locating piece side, vertical precision and blade profile the installation angular accuracy of blade are very high, substantially reduce due to vertical
Undesirable rejection rate is spent, not only reduces labor intensity in this way, has also speeded up speed of welding, is improved efficiency and matter
Amount, meets different hypsokinesis impeller welding demands.
Claims (2)
1. being used for the fixture of hypsokinesis impeller welding, including pedestal, interfix set one, interfix set two, blade locating piece, magnetic
Steel two, magnet steel fixed frame, pressure ring, rod assembly one, rod assembly two, the lock seat of door latch type active grab, counter flange disk,
Magnet steel one and hinge seat one, it is characterised in that: the pedestal is fixedly connected with counter flange disk by screw；N hinge seat
One is evenly distributed by screw and is fixed on the base, 3≤n≤6；Rod assembly one and rod assembly two have n；Described
Rod assembly one and rod assembly two band handle set and lockset bolt buckle including door latch type active grab；The lockset spiral shell
Bolt button includes closing piece, bolt and hook；Closing piece offers side opening, and side opening two sidewalls offer threaded hole, bolt and hook
The external screw thread of tail portion is connect with a threaded hole respectively；The length of closing piece is greater than closing piece in rod assembly one in rod assembly two
Length；The rod assembly two further includes hinge seat two；In rod assembly one, the band handle set of door latch type active grab is fixed
On bolt；In rod assembly two, hinge seat two is fixed on bolt, and the band handle set of door latch type active grab is fixed on hinge
On seat two；The lock seat of n door latch type active grab, which is evenly distributed, to be fixed on pressure ring；The top of the interfix set one
Two keyways one that circumferential position differs 180 ° are offered, bottom is equipped with integrally formed flange；The interfix set two
Top offers two keyways two that circumferential position differs 180 °, and middle part is equipped with integrally formed flange and supporting table, and supports
Platform is arranged in flange bottom；The length of interfix set two is greater than the length of interfix set one；In positive eight prismatic blades
Locating piece offers centre bore, and centre bore hole wall is equipped with two boss of 180 ° of integrated molding and circumferential position difference；Blade is fixed
The lateral surface of position part offers the multiple locating notches being evenly distributed；The friendship in the face of locating notch radially and face circumferentially
Line is position line, and the face of locating notch circumferentially is blade side binding face；The position line of each locating notch is located at same circle
On cylinder, the blade side binding face of each locating notch and cylindrical surface between section are in one at the position line of the locating notch
Angle greater than 0；Two magnet steel one of spacing setting are embedded on the blade side binding face of blade locating piece, blade locating piece
Top surface is respectively and fixedly provided with a magnet steel fixed frame at the binding face of each blade side, is inlaid with magnet steel two on magnet steel fixed frame；
The outer end face of magnet steel two and the blade side binding face of blade locating piece are coplanar with.
2. the fixture according to claim 1 for hypsokinesis impeller welding, it is characterised in that: the interfix covers a He
The flange top surface of interfix set two is rounded down with side intersection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821965673.0U CN209335003U (en) | 2018-11-27 | 2018-11-27 | Fixture for hypsokinesis impeller welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821965673.0U CN209335003U (en) | 2018-11-27 | 2018-11-27 | Fixture for hypsokinesis impeller welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209335003U true CN209335003U (en) | 2019-09-03 |
Family
ID=67749642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821965673.0U Active CN209335003U (en) | 2018-11-27 | 2018-11-27 | Fixture for hypsokinesis impeller welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209335003U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814940A (en) * | 2021-01-05 | 2021-05-18 | 山东省章丘鼓风机股份有限公司 | Centrifugal fan welded impeller, machining method and machining device |
| CN113385850A (en) * | 2021-07-13 | 2021-09-14 | 襄阳航泰动力机器厂 | Auxiliary device for welding exhaust cone of starter |
| CN113458694A (en) * | 2021-07-30 | 2021-10-01 | 广东肇庆德通有限公司 | Welding positioning clamp for double-air-inlet impeller and positioning method thereof |
-
2018
- 2018-11-27 CN CN201821965673.0U patent/CN209335003U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814940A (en) * | 2021-01-05 | 2021-05-18 | 山东省章丘鼓风机股份有限公司 | Centrifugal fan welded impeller, machining method and machining device |
| CN113385850A (en) * | 2021-07-13 | 2021-09-14 | 襄阳航泰动力机器厂 | Auxiliary device for welding exhaust cone of starter |
| CN113385850B (en) * | 2021-07-13 | 2023-08-04 | 襄阳航泰动力机器厂 | Be used for starter exhaust cone welded auxiliary device |
| CN113458694A (en) * | 2021-07-30 | 2021-10-01 | 广东肇庆德通有限公司 | Welding positioning clamp for double-air-inlet impeller and positioning method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209335003U (en) | Fixture for hypsokinesis impeller welding | |
| EP0942175B1 (en) | Centrifugal blower, method of manufacturing the same, and air-conditioner provided with the same | |
| US9109605B2 (en) | Fan impeller structure and manufacturing method thereof | |
| CN108155758A (en) | From cooling external rotor electric machine | |
| CN208539744U (en) | A kind of rotor pack laminating tool | |
| CN104948498A (en) | Centrifugation wind wheel and manufacturing method thereof | |
| CN206550690U (en) | A kind of special fixture for being used to process water pump shell | |
| CN210007935U (en) | cooking utensil with high-efficiency heat dissipation | |
| CN214168072U (en) | Welding destressing tool for steam turbine partition plate | |
| CN207777233U (en) | Centrifugal fan and cooking machine | |
| CN104895836B (en) | Through-flow fan blade and blower fan | |
| CN203146371U (en) | Minitype centrifugal fan | |
| CN208252428U (en) | A kind of modified wind wheel | |
| CN204244011U (en) | The modified node method of fan blade | |
| CN204610369U (en) | A kind of electric tool mixed-flow fan blade | |
| CN219865583U (en) | Motor shell integrated structure fan | |
| CN215861006U (en) | Connecting structure of air inlet ring and volute for centrifugal fan | |
| CN205689489U (en) | A kind of centrifugation blade, centrifugal blower and air-conditioning equipment | |
| CN204810019U (en) | Miniwatt single phase induction motor rotor structure | |
| CN212959252U (en) | Integrated into one piece's centrifugal wind wheel | |
| CN2451782Y (en) | Fan vanes structure for deep kitchen ventilator | |
| CN216157958U (en) | Efficient heat dissipation cross-flow fan blade | |
| CN218325460U (en) | Recoil starter impeller | |
| CN219827253U (en) | Centrifugal turbofan structure | |
| CN210345615U (en) | Small electric heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |