CN210484180U - Cooling fan impeller connecting device - Google Patents
Cooling fan impeller connecting device Download PDFInfo
- Publication number
- CN210484180U CN210484180U CN201921424447.6U CN201921424447U CN210484180U CN 210484180 U CN210484180 U CN 210484180U CN 201921424447 U CN201921424447 U CN 201921424447U CN 210484180 U CN210484180 U CN 210484180U
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- China
- Prior art keywords
- hub
- ring
- hub plate
- shaped bolt
- connecting device
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- Expired - Fee Related
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Abstract
The utility model discloses a cooling blower impeller connecting device, including hub ring, U type bolt, blade, last clamping ring, countersunk screw and wheel hub plate. The utility model has the advantages that: u type bolt makes things convenient for fixing between hub ring and the wheel hub plate, and guarantees the compactness of connecting, reinforces through four fastening nut, goes up the clamping ring and prevents that U type bolt from producing the displacement by a wide margin at the long-term rotatory in-process of blade, makes it and blade remain stable to guarantee the stability of connecting impeller, connecting device's stability and fastness are guaranteed to the wheel hub plate, and make things convenient for connecting device's dismantlement and installation, and play certain reinforcing effect.
Description
Technical Field
The utility model relates to a connecting device specifically is a cooling blower impeller connecting device, belongs to cooling blower technical field.
Background
Cooling fan motors are a cooling system to remove heat and place them into the atmosphere, unlike small office spaces, air conditioners can be used, cooling fans are applied to the cooling needs of industrial processes, cooling fans have different sizes depending on the process it cools, the general type of cooling fan is those found on the roof of a building, something can be seen that can be placed on high rise buildings, these towers are often mistaken for plants themselves, because this is the only visible structure mainly in the area, cooling fans have low heat dissipation requirements for industrial systems, and the type of packaging is common.
Although the cooling fan usage is comparatively extensive, nevertheless it still has some problems in the in-service use process, one, current cooling fan impeller connecting device, there is the promotion space in the aspect of the protection of wheel hub circle, and its stability is not enough with the persistence, its two, connect between each part when current cooling fan impeller connecting device connects not very closely, it is not hard up to cause spare part after rotating for a long time, and three, current cooling fan impeller connecting device blade often can have the effort of blade to make the hookup location take place some tiny displacements when rotating, can cause certain influence for a long time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cooling blower impeller connecting device just in order to solve above-mentioned problem.
The utility model discloses a following technical scheme realizes above-mentioned purpose: a cooling fan impeller connecting device comprises a hub ring, a U-shaped bolt, blades, an upper pressure ring, a countersunk head screw and a hub plate; the hub ring is arranged on the outer side face of the hub plate and located behind the blades, the U-shaped bolts are arranged on the inner side of the upper pressing ring, the front ends of two sides of the U-shaped bolts are located on the inner side face of the hub plate, the blades are arranged on the outer side of the upper pressing ring and are arranged on the connecting portion, the upper pressing ring is located on the inner side face of the blades, the countersunk screws penetrate through the hub ring and the hub plate and are horizontally aligned to the inner end face of the countersunk screws and the inner side face of the hub plate, and the hub plate is fixed on the inner side of the hub ring and is connected with the hub plate through the countersunk screws and the U-shaped.
Preferably, in order to facilitate the fixation between the hub ring and the hub plate and ensure the tightness of the connection, the fastening is performed by four fastening nuts, the U-shaped bolt penetrates through the hub ring and the hub plate, and two fastening nuts are connected to two ends of the U-shaped bolt respectively.
Preferably, in order to prevent the U-shaped bolt from generating large displacement during the long-term rotation of the blade, so that the U-shaped bolt and the blade are kept stable and the stability of the connection impeller is ensured, the upper pressing ring is arranged on the inner side of the blade and is fixed on the connection part of the blade through a screw.
Preferably, in order to ensure the safety of the hub ring, prolong the service life of the connecting device and play a certain reinforcing role, the hub plate is positioned between the nut on the U-shaped bolt and the hub ring, and the area of the hub plate is larger than that of the hub ring.
Preferably, in order to ensure the stability and the firmness of the connecting device and facilitate the detachment and installation of the connecting device, the hub ring and the hub plate are connected in a threaded connection manner through a countersunk head screw and a U-shaped bolt, and the countersunk head screw is located between two ends of the U-shaped bolt.
The utility model has the advantages that: the cooling fan impeller connecting device is reasonable in design, a U-shaped bolt penetrates through and is connected with a hub ring and a hub plate, two fastening nuts are respectively connected with two ends of the U-shaped bolt, the fixing between the hub ring and the hub plate is convenient, the connection tightness is ensured, the U-shaped bolt is reinforced through four fastening nuts, an upper pressing ring is arranged on the inner side of a blade and is fixed on the outer side of the connecting part of the blade through screws, the U-shaped bolt is prevented from generating large-amplitude displacement in the long-term rotation process of the blade, the U-shaped bolt is enabled to be stable with the blade, the stability of the connected impeller is ensured, the hub plate is positioned between the U-shaped bolt upper nut and the hub ring, the area of the hub plate is larger than that of the hub ring, the stability and the firmness of the connecting device are ensured, the dismounting and the mounting of the connecting device are convenient, a certain reinforcing effect is achieved, and the hub ring and the hub plate are connected, and the countersunk head screw is positioned between the two ends of the U-shaped bolt, so that the stability and firmness of the connecting device are ensured, and the connecting device is convenient to disassemble and assemble.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. hub ring, 2, U-shaped bolt, 3, blade, 4, upper press ring, 5, countersunk head screw and 6 and hub plate.
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, a cooling fan impeller connecting device includes a hub ring 1, a U-shaped bolt 2, a blade 3, an upper compression ring 4, a countersunk screw 5 and a hub plate 6; the hub ring 1 is arranged on the outer side surface of a hub plate 6 and located behind a blade 3, the U-shaped bolt 2 is arranged on the inner side of an upper pressing ring 4, the front ends of the two sides of the U-shaped bolt are located on the inner side surface of the hub plate 6, the blade 3 is arranged on the outer side of the upper pressing ring 4 and is arranged on a connecting part, the upper pressing ring 4 is located on the inner side surface of the blade 3, a countersunk head screw 5 penetrates through the hub ring 1 and the hub plate 6 and is horizontally aligned with the inner end surface of the hub plate 6, the hub plate 6 is fixed on the inner side of the hub ring 1, and the countersunk head screw 5 and the U-shaped bolt 2 are connected.
The U-shaped bolt 2 penetrates through the hub ring 1 and the hub plate 6 and two ends of the U-shaped bolt 2 are respectively connected with two fastening nuts, so that the fixing between the hub ring 1 and the hub plate 6 is facilitated, the connection tightness is ensured, the U-shaped bolt is reinforced through four fastening nuts, the upper pressing ring 4 is arranged on the inner side of the blade 3, the upper pressing ring 4 is fixed on the connection part of the blade through screws, the U-shaped bolt 2 is prevented from generating large-amplitude displacement in the long-term rotation process of the blade 3, the U-shaped bolt and the blade 3 are kept stable, the stability of the impeller is ensured, the hub plate 6 is positioned between the upper nut of the U-shaped bolt 2 and the hub ring 1, the area of the hub plate 6 is larger than that of the hub ring 1, the stability and the firmness of the connecting device are ensured, the connecting device is convenient to detach and install, a certain reinforcing effect is achieved, the hub ring 1 and the hub plate 6 are connected through the thread connection mode of the countersunk head screw 5 and the, and the countersunk head screw 5 is positioned between the two ends of the U-shaped bolt 2, so that the stability and the firmness of the connecting device are ensured, and the connecting device is convenient to disassemble and assemble.
The working principle is as follows: when the cooling fan impeller connecting device is used, the upper pressure ring 4 is firstly installed on the blades 3, the hub ring 1 and the hub plate 6 are sequentially installed, then the U-shaped bolts 2 are sleeved on the hub ring, then the hub ring is screwed up through the installation nuts, and finally the countersunk head screws 5 are fixed by tools.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
In this context, it should be understood that although the present description refers to embodiments, not every embodiment contains only one independent technical solution, and such description is only for clarity, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments that those skilled in the art can understand.
Claims (5)
1. The utility model provides a cooling blower impeller connecting device which characterized in that: the device comprises a hub ring (1), a U-shaped bolt (2), blades (3), an upper pressing ring (4), a countersunk screw (5) and a hub plate (6); the hub ring (1) is arranged on the outer side face of a hub plate (6) and located behind blades (3), the U-shaped bolt (2) is arranged on the inner side of an upper pressing ring (4), the front ends of the two sides of the U-shaped bolt are located on the inner side face of the hub plate (6), the blades (3) are arranged on the outer side of the upper pressing ring (4) and are arranged on a connecting portion, the upper pressing ring (4) is located on the inner side face of the blades (3), the countersunk screw (5) penetrates through the hub ring (1) and the hub plate (6), the inner end face of the countersunk screw (5) is horizontally aligned with the inner side face of the hub plate (6), and the hub plate (6) is fixed on the inner side of the hub ring (1) and connected with the U-shaped bolt (2) through the countersunk screw (5).
2. The cooling fan impeller attachment device according to claim 1, wherein: the U-shaped bolt (2) penetrates through and is connected with the hub ring (1) and the hub plate (6), and two fastening nuts are respectively connected to two end heads of the U-shaped bolt (2).
3. The cooling fan impeller attachment device according to claim 1, wherein: the upper pressing ring (4) is arranged on the inner side of the blade (3), and the upper pressing ring (4) is fixed on the connecting part of the blade (3) through screws.
4. The cooling fan impeller attachment device according to claim 1, wherein: the hub plate (6) is located between the nut on the U-shaped bolt (2) and the hub ring (1), and the area of the hub plate (6) is larger than that of the hub ring (1).
5. The cooling fan impeller attachment device according to claim 1, wherein: the hub ring (1) is connected with the hub plate (6) in a threaded connection mode through the countersunk head screws (5) and the U-shaped bolts (2), and the countersunk head screws (5) are located between two end heads of the U-shaped bolts (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921424447.6U CN210484180U (en) | 2019-08-30 | 2019-08-30 | Cooling fan impeller connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921424447.6U CN210484180U (en) | 2019-08-30 | 2019-08-30 | Cooling fan impeller connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210484180U true CN210484180U (en) | 2020-05-08 |
Family
ID=70539559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921424447.6U Expired - Fee Related CN210484180U (en) | 2019-08-30 | 2019-08-30 | Cooling fan impeller connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210484180U (en) |
-
2019
- 2019-08-30 CN CN201921424447.6U patent/CN210484180U/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: 20200508 Termination date: 20200830 |
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| CF01 | Termination of patent right due to non-payment of annual fee |