CN221042647U - Unilateral extraction type radiator fan assembly and inverter comprising same - Google Patents
Unilateral extraction type radiator fan assembly and inverter comprising same Download PDFInfo
- Publication number
- CN221042647U CN221042647U CN202323032314.3U CN202323032314U CN221042647U CN 221042647 U CN221042647 U CN 221042647U CN 202323032314 U CN202323032314 U CN 202323032314U CN 221042647 U CN221042647 U CN 221042647U
- Authority
- CN
- China
- Prior art keywords
- fan
- fixing piece
- fan assembly
- clamping contact
- radiator fan
- 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
- 238000000605 extraction Methods 0.000 title claims abstract description 23
- 238000003825 pressing Methods 0.000 claims abstract description 31
- 238000001816 cooling Methods 0.000 abstract description 17
- 238000003754 machining Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 8
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a single-side extraction type cooling fan assembly and an inverter, comprising: the fan fixing piece is used for fixing a fan, a plurality of air inlets are formed in the fan fixing piece, and the fan is fixed at the air inlets; one end of the fan fixing piece is provided with a protruding pressing part and a fan cover plate, and one end of the fan fixing piece is provided with a side opening for inserting the fan fixing piece; the other end of the fan cover is provided with an elastic clamping contact piece which can be coupled with the pressing part to press and fix one end of the fan fixing piece; and the fan guide rail is connected with the fan fixing piece in a sliding way. Belongs to the technical field of power electronic equipment. The single-side extraction type cooling fan component is pressed and fixed at the inner end of the cooling fan component through the clamping contact piece and the pressing part, so that the cooling fan component does not need to be fixed by using a screw, and the clamping contact piece has elasticity, so that the assembly problem caused by machining dimension errors can be reduced.
Description
Technical Field
The utility model relates to a single-side extraction type cooling fan assembly and an inverter comprising the same, and belongs to the technical field of power electronic equipment.
Background
The electric box is provided with a heating device, cooling equipment such as a fan is usually required to be arranged for radiating the heating element, in practical application, the fan is often required to be replaced and maintained, the electric box is mostly installed in a wall-mounted mode, the back of the electric box is not provided with an operation space, but a fan assembly is usually arranged on the back of the equipment, and the fan assembly is difficult to detach directly from the back. In some prior art, a side opening is provided in the electrical cabinet for extracting the fan assembly from the side for further maintenance. If both ends of the fan assembly are screw-fixed and the length of the bracket is too short, the screw at the inner end is inconvenient to directly disassemble.
At present, manufacturers have made side extraction type clamping structure designs, and the purpose of clamping is achieved by means of the interference fit of suddenly tightening and compressing the installation space. But the clamping force of different equipment is different due to the error of the machining size.
Therefore, there is a need in the art for a radiator fan assembly that can be pulled out from the side of the electrical cabinet for convenient maintenance.
Disclosure of Invention
The utility model aims to solve the problem that a cooling fan in the prior art is inconvenient to detach.
In order to solve the above problems, the present utility model provides a single-sided extraction type radiator fan assembly, comprising:
the fan fixing piece is used for fixing a fan, a plurality of air inlets are formed in the fan fixing piece, and the fan is fixed at the air inlets; one end of the fan fixing piece is provided with a protruding pressing part;
a fan cover plate, one end of which is provided with a side opening for inserting the fan fixing piece; the other end of the fan cover plate is provided with an elastic clamping contact piece which can be coupled with the pressing part to press and fix one end of the fan fixing piece;
and the fan fixing piece is connected with the fan guide rail in a sliding way and is used for guiding when the fan fixing piece is inserted or withdrawn.
Preferably, an avoiding groove for allowing the clamping contact to pass through is formed in one end, close to the pressing part, of the fan fixing piece. The clamping contact piece can pass through the avoidance groove and then is tightly coupled with the pressing part, so that the lower end of the clamping contact piece can be abutted on the notch of the avoidance groove, the connection tightness of the inner end of the fan fixing piece and the fan cover plate is further improved, and vibration displacement in the working process is avoided.
Preferably, both sides of the root of the clamping contact are provided with inwardly extending notches. The arrangement of the notch can prevent the clamping contact piece from being too deformed and losing elasticity, and the compression effect of the clamping contact piece and the compression part is ensured.
Preferably, the hold-down is an inwardly ruffled.
Preferably, a side of the pressing portion facing the clamping contact has a rounded corner. The rounded corners reduce the resistance of the clamping contact when sliding up the compression section.
Preferably, the clamping contact piece comprises an extension part and a force application part, the extension part is arranged on the fan cover plate, the other end of the extension part is connected with the force application part, and the force application part is used for being coupled and pressed with the pressing part.
Preferably, the extension portion is a connection plate, and the force application portion is a hook-shaped portion.
Preferably, a side sealing plate for sealing the side opening is arranged at one end of the fan fixing piece, which is close to the side opening.
Preferably, the side sealing plate is provided with a threaded hole, and the side sealing plate is fixedly connected with the fan cover plate through a screw.
The utility model further provides an inverter, which comprises a main box body and the single-side extraction type cooling fan assembly, wherein the single-side extraction type cooling fan assembly is fixed on the back surface of the main box body.
Compared with the prior art, the utility model has the following beneficial effects:
The single-side extraction type cooling fan assembly and the inverter are pressed and fixed at the inner ends of the cooling fan assembly and the inverter through the clamping contact pieces and the pressing parts, so that the cooling fan assembly and the inverter do not need to be fixed by using screws, and when the cooling fan assembly and the inverter need to be disassembled, the fan fixing piece is extracted, the cooling fan assembly and the inverter are smooth in insertion, and the cooling fan assembly is greatly convenient to replace and maintain; moreover, since the clamping contact has elasticity, assembly problems caused by machining dimensional errors can be reduced.
Drawings
Fig. 1 is an exploded view of a single-sided extraction type radiator fan assembly according to the present utility model.
Fig. 2 is a schematic structural view of the single-side extraction type radiator fan assembly according to the present utility model when the electric cabinet is installed.
Fig. 3 is a schematic view of the present utility model after the fan fixing member is inserted into the fan housing plate or withdrawn.
Fig. 4 is an enlarged view at a in fig. 3.
Fig. 5 is an enlarged view at B in fig. 3.
Fig. 6 is a diagram showing the state before and after clamping the clamping contact and the pressing part in the present utility model.
Fig. 7 is a schematic diagram of an inverter structure according to the present utility model.
In the figure, 1-fan cover plate, 11-clamping contact, 111-notch, 112-extension, 113-force application part, 12-side opening, 2-fan guide rail, 3-fan fixing piece, 31-pressing part, 32-avoidance groove, 33-fan, 34-side sealing plate and 4-main box body.
Detailed Description
In order to make the utility model more comprehensible, preferred embodiments accompanied with the accompanying drawings are described in detail as follows:
the utility model provides a single-side extraction type cooling fan assembly, which comprises a fan fixing piece 3, a fan cover plate 1 and a fan guide rail 2 as shown in figures 1-3. The fan fixing piece 3 is used for fixing a fan, a plurality of air inlets are formed in the fan fixing piece 3, the fan 33 is fixed at the air inlets, when the fan 22 is started, cold air in the external environment enters from the air inlets, and enters the inside of the fan cover plate 1 to cool the fan after passing through the fan. The fan guide rail 2 is slidably connected to the fan holder 3, and guides the fan holder 3 when the fan holder is inserted into or withdrawn from the housing. The outside of fan housing plate 1 is equipped with side opening 12 for insert fan mounting 3, and its inboard is equipped with and has elastic clamp contact 11, corresponds with clamp contact 11, is equipped with bellied clamp portion 31 on the fan mounting 3, and when fan mounting 3 inserts fan housing plate 1 completely, clamp contact 11 compresses tightly the coupling with clamp portion 31, compresses tightly the inner of fan mounting 3 fixedly, and when taking out, fan mounting 3 is outwards pulled, and clamp portion 31 loosens with clamp contact 11, has so greatly made things convenient for the inside fastening or the dismantlement of fan mounting 3.
In this embodiment, as shown in fig. 4 and 6, the pressing portion 31 is a hem that is bent inward, and an avoiding groove 32 is formed on the fan fixing member 3, and a rounded corner is provided at the bent portion. When the fan fixing member 3 is inserted, the clamping contact 11 passes through the escape groove 32, contacts the round corner, and slides onto the pressing portion 31 along the round corner to press-couple the round corner. The width of dodging the groove 32 can be set according to the size of pressing from both sides tight contact 11, can set up to make just pressing from both sides tight contact 11 and pass, so, press from both sides the lower extreme of pressing from both sides tight contact 11 and can butt on dodging the notch in groove 32, further improves the connection compactness of fan mounting 3 inner and fan cover board 1, avoids vibrations aversion in the course of the work.
As shown in fig. 5, the clamping contact 11 includes an integrally formed extension 112 and a force application portion 113, wherein the root of the extension 112 is fixed on the fan housing plate 1, the other end is connected to the force application portion 113, and the force application portion 113 is used for coupling and pressing with the pressing portion 31. Specifically, the extending portion 112 is an outwardly extending connecting plate, the force applying portion 113 is hooked, and a protruding side of the force applying portion 113 is coupled to and pressed by the pressing portion 31. In the present embodiment, when the clamping contact 11 is not in contact with the pressing portion 31, the clamping contact 11 has three bending angles, which are 90 °, 120 ° and 150 ° from the contact end to the root portion, respectively. The elastic variable of the clamping contact 11 is between 2.5 and 3.5 mm. Further, the root portion of the clamping contact 11 may be provided with a notch 111 for preventing the clamping contact 11 from being deformed too much to lose elasticity, thereby ensuring the pressing effect of the clamping contact 11 and the pressing portion 31.
The fan housing plate 1 is provided with a side opening 12, and correspondingly, a side sealing plate 34 for sealing the side opening 12 may be provided at one end of the fan fixing member 3 near the side opening 12. Screw holes can be arranged on the side sealing plates 34, and screws are fixedly connected with the fan cover plate 1 to protect parts in the fan cover plate 1. For convenience of operation, a handle may be further provided outside the fan fixing member 3.
The utility model also provides an inverter, as shown in fig. 7, comprising a main box 4 and the single-side extraction type cooling fan assembly. Specifically, the fan guide rail 2 is fixed to the back of the main casing 4 and/or the fan cover plate 1, and the fan cover plate 1 is fixed to the back of the main casing 4 by screws. When the fan fixing member 3 is required to be inserted, the end provided with the pressing part 31 is inserted into the side opening 12 on the fan housing plate 1 and pushed inwards until the clamping contact piece 11 in the fan housing plate 1 is pressed on the pressing part 31 of the fan fixing member 3, thereby fixing the inner end of the fan fixing member 3, and then the outer end of the fan fixing member 3 is fixed on the fan housing plate 1 through the screw, so that the installation of the fan fixing member 3 is completed. When the screw is required to be disassembled, the screw is disassembled, the handle is pulled outwards, the clamping contact 11 and the pressing part 31 are loosened, and the screw is pulled out continuously.
While the utility model has been described with respect to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims. Equivalent embodiments of the present utility model will be apparent to those skilled in the art having the benefit of the teachings disclosed herein, when considered in the light of the foregoing disclosure, and without departing from the spirit and scope of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (10)
1. A one-sided extraction radiator fan assembly, comprising:
the fan fixing piece is used for fixing a fan, a plurality of air inlets are formed in the fan fixing piece, and the fan is fixed at the air inlets; one end of the fan fixing piece is provided with a protruding pressing part;
a fan cover plate, one end of which is provided with a side opening for inserting the fan fixing piece; the other end of the fan cover plate is provided with an elastic clamping contact piece which can be coupled with the pressing part to press and fix one end of the fan fixing piece;
and the fan fixing piece is connected with the fan guide rail in a sliding way and is used for guiding when the fan fixing piece is inserted or withdrawn.
2. The single-sided extraction radiator fan assembly of claim 1, wherein the fan fixing member has a relief groove provided at an end thereof adjacent to the pressing portion for passing the clamping contact.
3. The single-sided extraction radiator fan assembly of claim 1, wherein the clamping contact is provided with inwardly extending cutouts on both sides of the root portion thereof.
4. The single-sided draw-out radiator fan assembly of claim 1, wherein the pinch is an inward hem.
5. The single-sided extraction radiator fan assembly of claim 4, wherein a side of the pressing portion facing the clamping contact has a rounded corner.
6. The single-sided extraction radiator fan assembly of claim 1, wherein the clamping contact includes an extension portion and a force application portion, the extension portion is disposed on the fan housing plate, the other end of the extension portion is connected to the force application portion, and the force application portion is configured to be coupled and pressed with the pressing portion.
7. The single-sided extraction radiator fan assembly of claim 6, wherein the extension is a web and the force application portion is a split hook.
8. The single-sided extraction radiator fan assembly of claim 1, wherein the fan mount has a side closure plate at an end thereof adjacent to the side opening for closing the side opening.
9. The single-sided extraction radiator fan assembly of claim 8, wherein the side seal plates are provided with threaded holes, and the side seal plates are fixedly connected with the fan housing plates by screws.
10. An inverter comprising a main casing and the single-sided extraction radiator fan assembly according to any one of claims 1 to 9 provided on the back of the main casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323032314.3U CN221042647U (en) | 2023-11-09 | 2023-11-09 | Unilateral extraction type radiator fan assembly and inverter comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323032314.3U CN221042647U (en) | 2023-11-09 | 2023-11-09 | Unilateral extraction type radiator fan assembly and inverter comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221042647U true CN221042647U (en) | 2024-05-28 |
Family
ID=91182869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323032314.3U Active CN221042647U (en) | 2023-11-09 | 2023-11-09 | Unilateral extraction type radiator fan assembly and inverter comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221042647U (en) |
-
2023
- 2023-11-09 CN CN202323032314.3U patent/CN221042647U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN221042647U (en) | Unilateral extraction type radiator fan assembly and inverter comprising same | |
| CN217486729U (en) | Heat dissipation module and industrial power supply | |
| CN216346940U (en) | Air conditioner electric control box and air conditioner | |
| CN210723828U (en) | High-efficient heat dissipation machine case of electric power secondary equipment | |
| CN214757436U (en) | A kind of information security supervision equipment based on computer remote monitoring | |
| CN115047942A (en) | Air-cooled sealed type reinforced computer | |
| CN211429797U (en) | Sheet metal component and electrical apparatus | |
| TWM456073U (en) | Fixing structure of fan module | |
| CN211720867U (en) | Sheet metal part connecting structure, electric cabinet and air conditioner | |
| CN217957219U (en) | Communication gateway shell free of screw installation | |
| CN222941031U (en) | Electric control box and air conditioner | |
| CN218096518U (en) | Electric appliance cover plate and air conditioner outdoor unit | |
| CN221886935U (en) | Aluminum heat dissipation cover plate convenient to install | |
| CN218274936U (en) | Box components of battery packs and battery packs | |
| CN216346602U (en) | An indoor unit and an air conditioner | |
| CN211719666U (en) | Plug-in type battery structure | |
| CN219693454U (en) | Duct machine | |
| CN212205033U (en) | Mounting Brackets and Hydraulic Modules | |
| CN219287362U (en) | Heat dissipation formula communication converter | |
| CN215819294U (en) | Card-inserting type shielding case | |
| CN220586599U (en) | Fixing structure of power panel and maintenance cover and household appliance | |
| CN218163326U (en) | Electric appliance box | |
| CN113163680B (en) | Variable-frequency cooling control cabinet and working method thereof | |
| CN220668869U (en) | Rotary piece for instrument installation and fixation | |
| CN219108005U (en) | Sealed machine case convenient to maintain outside fan |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |