CN212079684U

CN212079684U - Cooling fan of electrical equipment

Info

Publication number: CN212079684U
Application number: CN202020179803.9U
Authority: CN
Inventors: 刘龙龙
Original assignee: Shenzhen Xinqifeng Technology Co ltd
Current assignee: Shenzhen Xinqifeng Technology Co ltd
Priority date: 2020-02-18
Filing date: 2020-02-18
Publication date: 2020-12-04
Anticipated expiration: 2030-02-18

Abstract

The utility model discloses an electrical equipment's cooling fan, shell before locating plate and fan, the antetheca welding of locating plate has the fan backshell, and is provided with driving motor below the inside of fan backshell, driving motor's output shaft is connected with the pivot, and the outer lane cover of pivot establishes installs the lantern ring, the first and last both ends of the lantern ring are all overlapped and are established and install the screw thread locking ring, and the lateral wall welding of the lantern ring has the flabellum, the front side at the fan backshell is installed to the shell before the fan, and all welds in the left and right sides lateral wall the place ahead of fan backshell has the connecting strip, the lateral wall below intercommunication of fan backshell has heat dissipation mechanism, the threaded rod welding of the middle part of. The utility model discloses, at the in-process of long-time storage and transportation, the difficult dust condition of piling up that takes place for this fan service life is splendid, and the heat that heat dissipation mechanism produced in to the driving motor working process has the effect that gives off, in order to do benefit to extension driving motor's service life.

Description

Cooling fan of electrical equipment

Technical Field

The utility model relates to an electrical equipment correlation technique field specifically is an electrical equipment's cooling fan.

Background

The electric equipment is a general name for equipment such as a generator, a transformer, a power line, a circuit breaker and the like in a power system, the important role played by the power in our life and production is not ignored, great convenience is brought to us, the electric equipment becomes an important energy source in our production and life, the most critical factor for normal operation and transmission of the power in a power plant is the electric equipment, and therefore, a cooling fan is required to be used in the working process of the electric equipment so as to be beneficial to prolonging the service life of the electric equipment.

However, in the process of long-time storage and transportation, dust accumulation easily occurs in the currently used cooling fan for electrical equipment, so that the service life of the fan is not good.

Therefore, a cooling fan for electrical equipment is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrical equipment's cooling fan, the electrical equipment cooling fan who uses at present, long-time storage and the in-process of transportation, the difficult dust that takes place piles up the condition for this fan service life is splendid, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a cooling fan of electrical equipment comprises a positioning plate and a fan front shell, wherein the fan front shell is arranged on the front side of the positioning plate;

a fan rear shell is welded on the front wall of the positioning plate, a driving motor is arranged below the inner portion of the fan rear shell, an output end shaft of the driving motor is connected with a rotating shaft, a lantern ring is sleeved on the outer ring of the rotating shaft, threaded locking rings are sleeved on the head end and the tail end of the lantern ring, and fan blades are welded on the outer side wall of the lantern ring;

the front shell of the fan is installed on the front side of the rear shell of the fan, connecting strips are welded in front of the left side wall and the right side wall of the rear shell of the fan, a heat dissipation mechanism is communicated with the lower portion of the side wall of the rear shell of the fan, and a threaded rod is welded in the middle of the surface of the front shell of the fan.

Be threaded connection between pivot and the screw locking ring, but the person of facilitating the use is to the dismouting of flabellum, the person of facilitating the use is to the washing of flabellum also, and under the effect of mutually supporting between connecting strip and screw, can be convenient for the user to the dismouting between fan backshell and the fan front shell, the efficiency that has the protection to the flabellum, heat dissipation mechanism has the effect of giving off to the heat that produces in the driving motor working process simultaneously, in order to do benefit to extension driving motor's life, and the dust cover has dustproof protection's effect to this fan whole in-process at transportation or storage.

Preferably, be threaded connection between pivot and the screw locking ring, and the outer wall of pivot is the screw thread form setting, the lateral wall of screw locking ring closely laminates with the head and the end both ends of lantern ring respectively.

Under the effect of mutually supporting between the screw thread, can the person of facilitating the use to the dismouting of flabellum, can the person of facilitating the use wash the flabellum.

Preferably, the front fan shell is connected with the rear fan shell clamping groove through a connecting strip, the cross section of the front fan shell is of a concave structure, and the surface of the connecting strip and the surface of the front fan shell are both in open-hole design.

Under the mutually-matched action between the connecting strip and the screw, a user can conveniently disassemble and assemble the rear fan shell and the front fan shell, and the fan blades are protected.

Preferably, a rubber pad is bonded to the rear wall of the front fan casing, and the top end of the rubber pad is tightly attached to the tail end of the rear fan casing.

In the process that the rubber pad is tightly attached to the tail end of the fan rear shell, the mutual contact area between the fan front shell and the fan rear shell can be increased, and the loose and shaking situation after the fan front shell and the fan rear shell are installed is avoided.

Preferably, the heat dissipation mechanism includes a heat dissipation tube and a strainer, and the strainer is disposed in front of the interior of the heat dissipation tube.

The filter screen can avoid the inside that the dust particulate matter in the electric box got into the cooling tube to do benefit to the radiating efficiency who keeps the cooling tube.

Preferably, the cooling tube intercommunication is equidistant setting in the lateral wall below of fan backshell, and the top of cooling tube flushes each other with the lateral wall of fan backshell.

The heat that the cooling tube can produce driving motor working process gives off to do benefit to extension driving motor's life.

Preferably, the outer wall of the threaded rod is sleeved with a dust cover, and the length of the dust cover is greater than that of the front shell of the fan.

The dust cover has dustproof protection's effect to this fan is whole at the in-process of transportation or storage to do benefit to and keep the holistic clean and tidy performance of this fan.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, through setting up pivot and screw locking ring, under the effect of mutually supporting between the screw thread, but the person of facilitating the use is to the dismouting of flabellum, but the person of facilitating the use is to the washing of flabellum to under the effect of mutually supporting between connecting strip and screw, the dismouting that can be convenient for the user between to fan backshell and the fan front shell has the efficiency of protection to the flabellum.

2. The utility model discloses, through setting up the rubber pad, at the terminal in-process of closely laminating of rubber pad and fan backshell, area of contact each other between shell and the fan backshell before the multiplicable fan, the loose condition of rocking appears after shell and the fan backshell installation before avoiding the fan to the dust cover is whole to have dustproof protection's effect at the in-process of transportation or storage to this fan, in order to do benefit to and keep the holistic clean and tidy performance of this fan.

3. The utility model discloses, through setting up heat dissipation mechanism, the heat that the cooling tube can produce in the driving motor working process gives off to do benefit to extension driving motor's service life, and the filter screen can avoid the dust particulate matter in the electric box to get into the inside of cooling tube, in order to do benefit to the radiating efficiency who keeps the cooling tube.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. positioning a plate; 2. a fan rear case; 3. a drive motor; 4. a rotating shaft; 5. a collar; 6. a threaded locking ring; 7. a fan blade; 8. a fan front case; 9. a connecting strip; 10. a rubber pad; 11. a heat dissipation mechanism; 1101. a radiating pipe; 1102. filtering with a screen; 12. a threaded rod; 13. a dust cover.

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. 1-3, the present invention provides a technical solution: a cooling fan of electrical equipment is disclosed, as shown in fig. 1 and fig. 2, comprising a positioning plate 1 and a fan front shell 8, wherein the fan front shell 8 is arranged at the front side of the positioning plate 1;

as shown in fig. 2 and 3, a fan rear shell 2 is welded on the front wall of a positioning plate 1, a driving motor 3 is arranged below the inner portion of the fan rear shell 2, an output end shaft of the driving motor 3 is connected with a rotating shaft 4, a lantern ring 5 is sleeved on the outer ring of the rotating shaft 4, threaded locking rings 6 are sleeved on the head end and the tail end of the lantern ring 5, and fan blades 7 are welded on the outer side wall of the lantern ring 5;

as shown in fig. 1 and 2, the front fan case 8 is installed at the front side of the rear fan case 2, a connecting strip 9 is welded at the front of each of the left and right side walls of the rear fan case 2, a heat dissipation mechanism 11 is communicated with the lower portion of the side wall of the rear fan case 2, and a threaded rod 12 is welded at the middle portion of the surface of the front fan case 8.

Through adopting above-mentioned scheme, be threaded connection between pivot 4 and the threaded locking ring 6, but the person of facilitating the use is to the dismouting of flabellum 7, also the person of facilitating the use is to the washing of flabellum 7, and under the effect of mutually supporting between connecting strip 9 and screw, can be convenient for the user to the dismouting between fan backshell 2 and the fan front shell 8, the efficiency that has the protection to flabellum 7, the effect that the heat dissipation mechanism 11 produced has the diffusion to driving motor 3 working process simultaneously, in order to do benefit to extension driving motor 3's service life, and dust cover 13 is whole to this fan in-process that transportation or storage has dustproof protection's effect.

Specifically, as shown in fig. 3, the rotating shaft 4 is in threaded connection with the threaded locking ring 6, the outer wall of the rotating shaft 4 is in threaded arrangement, and the outer side wall of the threaded locking ring 6 is respectively closely attached to the head end and the tail end of the sleeve ring 5.

Through adopting above-mentioned scheme, under the effect of mutually supporting between the screw thread, but convenient to use person is to the dismouting of flabellum 7, when using the device, but convenient to use person is to the washing of flabellum 7.

Specifically, as shown in fig. 2, the front fan housing 8 is connected to the clamping groove of the rear fan housing 2 through the connecting strip 9, the cross section of the front fan housing 8 is in a concave structure, and the surface of the connecting strip 9 and the surface of the front fan housing 8 are both in open-hole design.

Through adopting above-mentioned scheme, under the effect of mutually supporting between connecting strip 9 and the screw, can be convenient for the user to the dismouting between fan backshell 2 and the fan front shell 8, when using the device, have the efficiency of protection to flabellum 7.

Specifically, as shown in fig. 2, a rubber pad 10 is bonded to the rear wall of the front fan case 8, and the top end of the rubber pad 10 is closely attached to the end of the rear fan case 2.

Through adopting above-mentioned scheme, at the terminal in-process of closely laminating of rubber pad 10 and fan backshell 2, area of contact each other between casing 8 and the fan backshell 2 before the multiplicable fan, when using the device, appear loose the condition of rocking after avoiding casing 8 and the fan backshell 2 installation before the fan to appear.

Specifically, as shown in fig. 2, the heat dissipating mechanism 11 includes a heat dissipating pipe 1101 and a filter screen 1102, and the filter screen 1102 is disposed in front of the interior of the heat dissipating pipe 1101.

By adopting the above scheme, the filter screen 1102 can prevent dust particles in the electric box body from entering the interior of the radiating pipe 1101, so as to facilitate maintaining the radiating efficiency of the radiating pipe 1101 when the device is used.

Specifically, as shown in fig. 2, the heat dissipation pipes 1101 are communicated below the side wall of the fan rear case 2 at equal intervals, and the top ends of the heat dissipation pipes 1101 are flush with the outer side wall of the fan rear case 2.

By adopting the above scheme, the heat pipe 1101 can radiate the heat generated in the working process of the driving motor 3, and when the device is used, the service life of the driving motor 3 can be prolonged.

Specifically, as shown in fig. 2, a dust cover 13 is mounted on an outer wall of the threaded rod 12, and a length of the dust cover 13 is greater than a length of the fan front case 8.

Through adopting above-mentioned scheme, dust cover 13 is whole to this fan has dustproof protection's effect at the in-process of transportation or storage, when using the device to do benefit to and keep the holistic clean and tidy performance of this fan.

The working principle is as follows: firstly, a lantern ring 5 and a threaded locking ring 6 are respectively sleeved and installed below the outer wall of a rotating shaft 4, then the threaded locking ring 6 is rotated clockwise or anticlockwise until the outer side wall of the threaded locking ring 6 is tightly attached to the head and the tail ends of the lantern ring 5, and the firm connection between a fan blade 7 and the rotating shaft 4 can also be completed, then the tail end of a fan front shell 8 is embedded into a notch formed in a connecting strip 9 below the outer side wall of the fan rear shell 2, a rubber pad 10 on the inner wall of the fan front shell 8 is tightly attached to the tail end of the fan rear shell 2, at the moment, a mounting hole formed below the surface of the fan front shell 8 is superposed with a mounting hole formed below the surface of the connecting strip 9, then a screw is embedded into the mounting hole and is screwed tightly, and the firm connection between the fan rear shell 2 and the fan front shell 8 can also be realized, then, a positioning plate 1 is installed on the inner wall of, finally, the heat dissipation mechanism 11 can dissipate heat generated in the working process of the driving motor 3, so that the service life of the driving motor 3 can be prolonged, and the use process of the cooling fan of the electrical equipment is completed.

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

1. The utility model provides an electrical equipment's cooling fan which characterized in that: the fan positioning device comprises a positioning plate (1) and a fan front shell (8), wherein the fan front shell (8) is arranged on the front side of the positioning plate (1);

a fan rear shell (2) is welded on the front wall of the positioning plate (1), a driving motor (3) is arranged below the inner portion of the fan rear shell (2), the output end shaft of the driving motor (3) is connected with a rotating shaft (4), a lantern ring (5) is sleeved on the outer ring of the rotating shaft (4), threaded locking rings (6) are sleeved on the head end and the tail end of the lantern ring (5), and fan blades (7) are welded on the outer side wall of the lantern ring (5);

the front side at fan backshell (2) is installed to preceding shell of fan (8), and all welds in the lateral wall the place ahead of controlling of fan backshell (2) connecting strip (9), the lateral wall below intercommunication of fan backshell (2) has heat dissipation mechanism (11), the welding of the surperficial middle part of preceding shell of fan (8) has threaded rod (12).

2. A cooling fan of an electric appliance according to claim 1, characterized in that: the rotating shaft (4) is in threaded connection with the threaded locking ring (6), the outer wall of the rotating shaft (4) is in threaded arrangement, and the outer side wall of the threaded locking ring (6) is tightly attached to the head end and the tail end of the lantern ring (5) respectively.

3. A cooling fan of an electric appliance according to claim 1, characterized in that: casing (8) are connected with fan backshell (2) draw-in groove through connecting strip (9) before the fan, and the cross section of casing (8) sets up for "concave" style of calligraphy structure before the fan, the surface of connecting strip (9) and the surperficial below of casing (8) before the fan are the trompil formula design.

4. A cooling fan of an electric appliance according to claim 1, characterized in that: the rear wall of the fan front shell (8) is bonded with a rubber pad (10), and the top end of the rubber pad (10) is tightly attached to the tail end of the fan rear shell (2).

5. A cooling fan of an electric appliance according to claim 1, characterized in that: the heat dissipation mechanism (11) comprises a heat dissipation pipe (1101) and a filter screen (1102), and the filter screen (1102) is arranged in front of the interior of the heat dissipation pipe (1101).

6. A cooling fan of an electric appliance according to claim 5, characterized in that: the radiating pipe (1101) is communicated below the side wall of the fan rear shell (2) at equal intervals, and the top end of the radiating pipe (1101) is flush with the outer side wall of the fan rear shell (2).

7. A cooling fan of an electric appliance according to claim 1, characterized in that: the outer wall cover of threaded rod (12) is established and is installed dust cover (13), and the length of dust cover (13) is greater than the length of preceding shell of fan (8).