CN218934780U - Supercharging direct-current cooling fan - Google Patents
Supercharging direct-current cooling fan Download PDFInfo
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- CN218934780U CN218934780U CN202223420358.9U CN202223420358U CN218934780U CN 218934780 U CN218934780 U CN 218934780U CN 202223420358 U CN202223420358 U CN 202223420358U CN 218934780 U CN218934780 U CN 218934780U
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Abstract
The utility model belongs to the field of cooling fans, in particular to a supercharging direct-current cooling fan, which comprises: the fan comprises a shell, a mounting groove, a connecting mechanism, a direct current motor, a main fan blade and an auxiliary fan blade, wherein the connecting mechanism comprises a supporting arm and two connecting arms, the supporting arm is rotationally connected between the two connecting arms, the supporting arm is positioned at one end of the connecting arms, and the connecting mechanism further comprises two damping sliding rails; when the dust remover is used for cleaning, the main fan blade and the auxiliary fan blade are pulled outwards, dust is firstly cleaned on one side surfaces of the main fan blade and the auxiliary fan blade, after cleaning is completed, the support arm is turned over, so that the direct-current motor, the main fan blade and the auxiliary fan blade are synchronously turned over, the back surfaces of the main fan blade and the auxiliary fan blade are turned over to the outer side, then dust is cleaned on the back surfaces of the main fan blade and the auxiliary fan blade, and when the dust is cleaned, the fan is not required to be integrally detached, the front surface and the back surface of the fan blade can be cleaned, and the dust remover is convenient to clean.
Description
Technical Field
The utility model relates to the field of cooling fans, in particular to a supercharging direct-current cooling fan.
Background
The working principle of the cooling fan is realized according to energy conversion, the circuit principle is generally divided into various forms, the adopted circuits are different, the performance of the fan is different, the direct current fan is a fan which is converted into machinery by electric energy through direct current voltage and electromagnetic induction so as to drive the fan blade to rotate, and the cooling fan is widely applied to traditional or modern instrument equipment such as computers, electronic equipment, medical equipment, refrigeration equipment and the like.
The Chinese patent discloses a booster type radiator fan, (issued publication No. CN 208252380U), the patent technology plays the purpose of reinforcing air inlet and booster through the cooperation of two flabellums, but, along with the increase of air inlet, the quantity that the dust was adsorbed also increases simultaneously, needs to increase the number of times to the clearance of flabellum dust, and the installation of this patent technology flabellum is comparatively fixed, when carrying out the dust clearance to the front and the back of flabellum, needs to dismantle the fan is whole, and the clearance is comparatively inconvenient. Accordingly, a booster dc radiator fan is provided by those skilled in the art to solve the above-mentioned problems.
Disclosure of Invention
The present utility model is directed to a booster dc cooling fan, which solves the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a booster dc radiator fan, comprising:
the middle position of the shell is provided with a mounting groove;
the connecting mechanism is arranged on the inner wall of the mounting groove;
the direct current motor is fixed at the middle position of the connecting mechanism, the output end of the direct current motor is coaxially fixed with a main fan blade, and the main fan blade is coaxially fixed with an auxiliary fan blade;
the connecting mechanism comprises a supporting arm and two connecting arms, the supporting arm is rotationally connected between the two connecting arms, the supporting arm is located at one end of the connecting arms, the connecting mechanism further comprises two damping sliding rails, the two damping sliding rails are symmetrically fixed on the inner wall of the mounting groove, one end, away from the supporting arm, of each connecting arm is respectively connected with one corresponding side of the connecting arm in a sliding mode, and the direct-current motor is fixed at the middle position of the supporting arm.
As still further aspects of the utility model: the direct current motor, the main fan blade and the auxiliary fan blade are all coaxially arranged with the mounting groove.
As still further aspects of the utility model: the two ends of the supporting arm are both rotationally connected with connecting shafts, and the supporting arm is rotationally connected between the two connecting arms through the connecting shafts.
As still further aspects of the utility model: two limit jacks which are symmetrically arranged are arranged at two ends of the supporting arm, two limit inserted bars which correspond to the limit jacks are arranged at two ends of the supporting arm, and the limit inserted bars are fixed on the inner wall of the mounting groove.
As still further aspects of the utility model: the four corners of the shell are provided with mounting holes for penetrating and fixing the bolts.
As still further aspects of the utility model: the supporting arm and the limiting inserted link are made of stainless steel.
As still further aspects of the utility model: the maximum diameter of the main fan blade is smaller than the length of the supporting arm.
Compared with the prior art, the utility model has the beneficial effects that:
when the cleaning, pull main flabellum and vice flabellum to the outside, drag the support arm with the direct current motor that main flabellum is connected, the linking arm at support arm both ends outwards slides along the damping slide rail, spacing inserted bar breaks away from with spacing jack, when pulling main flabellum and vice flabellum to the outside, carry out the clearance of dust to one side of main flabellum and vice flabellum earlier, after the clearance is accomplished, upset support arm for direct current motor, main flabellum and vice flabellum overturn in step, overturn the back to the outside with main flabellum and vice flabellum, then carry out the clearance of dust to the back of main flabellum and vice flabellum, when the clearance dust, need not dismantle the fan is whole, just can accomplish the clearance of the front and the back of flabellum, the clearance is comparatively convenient.
Drawings
FIG. 1 is a schematic diagram of a booster DC radiator fan;
FIG. 2 is an enlarged schematic view of FIG. 1 at A;
FIG. 3 is a schematic diagram showing the installation position of a connecting mechanism in a booster DC radiator fan;
FIG. 4 is an enlarged schematic view of FIG. 3B;
fig. 5 is a schematic diagram showing a state in which the support arm is pulled out in the booster dc radiator fan.
In the figure: 1. a housing; 101. a mounting groove; 102. a mounting hole; 2. a connecting mechanism; 201. limiting jack; 21. a support arm; 211. a connecting shaft; 22. a connecting arm; 23. damping slide rail; 24. a limit inserted link; 3. a DC motor; 4. a main fan blade; 5. and auxiliary fan blades.
Detailed Description
Referring to fig. 1 to 5, in an embodiment of the present utility model, a booster dc cooling fan includes:
the shell 1, the middle position of the shell 1 is provided with a mounting groove 101;
a connection mechanism 2 mounted on the inner wall of the mounting groove 101;
the direct current motor 3 is fixed at the middle position of the connecting mechanism 2, the output end of the direct current motor 3 is coaxially fixed with a main fan blade 4, and the main fan blade 4 is coaxially fixed with an auxiliary fan blade 5;
the connecting mechanism 2 comprises a supporting arm 21 and two connecting arms 22, the supporting arm 21 is rotatably connected between the two connecting arms 22, the supporting arm 21 is located at one end of the connecting arms 22, the connecting mechanism 2 further comprises two damping slide rails 23, the two damping slide rails 23 are symmetrically fixed on the inner wall of the mounting groove 101, one ends of the two connecting arms 22 far away from the supporting arm 21 are respectively in sliding connection with the connecting arms 22 at the corresponding side, and the direct current motor 3 is fixed at the middle position of the supporting arm 21.
In this embodiment, the direct current motor 3 drives the main fan blade 4 and the auxiliary fan blade 5 to rotate synchronously, the main fan blade 4 is a single rotor fan blade, the auxiliary fan blade 5 is a supercharging fan blade, the air inlet effect is effectively enhanced by the action of the main fan blade 4 and the auxiliary fan blade 5, the purpose of supercharging is achieved (this is the mature prior art), in operation, as the air inlet quantity increases, the quantity of dust adsorbed is also increased synchronously, so that the speed of adhering dust on the main fan blade 4 and the auxiliary fan blade 5 is greater than the dust adhering speed of a common cooling fan, therefore, the times of cleaning the dust on the main fan blade 4 and the auxiliary fan blade 5 need to be increased, during cleaning, the main fan blade 4 and the auxiliary fan blade 5 are pulled outwards, the direct current motor 3 connected with the main fan blade 4 drags the supporting arm 21, the connecting arms 22 at two ends of the supporting arm 21 slide outwards along the damping slide rail 23, the limiting plug rod 24 is separated from the limiting plug hole 201, when the main fan blade 4 and the auxiliary fan blade 5 are pulled to the outermost side, dust is firstly cleaned on one side surfaces of the main fan blade 4 and the auxiliary fan blade 5, after cleaning, the supporting arm 21 is turned over, so that the direct current motor 3, the main fan blade 4 and the auxiliary fan blade 5 are synchronously turned over, the back surfaces of the main fan blade 4 and the auxiliary fan blade 5 are turned over to the outer side, then dust is cleaned on the back surfaces of the main fan blade 4 and the auxiliary fan blade 5, when dust is cleaned, the fan is not required to be integrally disassembled, the cleaning is convenient, after cleaning is completed, the supporting arm 21 is turned over and reset, so that the direct current motor 3, the main fan blade 4 and the auxiliary fan blade 5 are synchronously turned over and reset, then the main fan blade 4 and the auxiliary fan blade 5 are pushed into the mounting groove 101, the connecting arms 22 at two ends of the supporting arm 21 slide inwards along the damping slide rail 23 until the limiting insertion holes 201 on the supporting arm 21 are inserted into the limiting inserting rods 24, and finishing resetting.
In fig. 1: the direct current motor 3, the main fan blade 4 and the auxiliary fan blade 5 are all coaxially arranged with the mounting groove 101, and when the direct current motor 3 drives the main fan blade 4 and the auxiliary fan blade 5 to rotate, the main fan blade 4 and the auxiliary fan blade 5 cannot generate impact interference with the mounting groove 101.
In fig. 4: the two ends of the supporting arm 21 are both rotatably connected with a connecting shaft 211, the supporting arm 21 is rotatably connected between the two connecting arms 22 through the connecting shaft 211, and the connecting shaft 211 serves the purpose of connecting the supporting arm 21 and the connecting arms 22, and simultaneously enables the supporting arm 21 to rotate.
In fig. 2, 3 and 4: two limit jacks 201 which are symmetrically arranged are formed in two ends of the support arm 21, two limit inserting rods 24 which correspond to the limit jacks 201 are arranged in two ends of the support arm 21, the limit inserting rods 24 are fixed on the inner wall of the mounting groove 101, when the support arm 21 is reset, the limit jacks 201 on the support arm 21 are inserted into the limit inserting rods 24, at the moment, the support arm 21 cannot rotate, and accidental rotation of the support arm 21 in the running process of the direct current motor 3 is prevented.
In fig. 1: the four corners of casing 1 all have offered the mounting hole 102 that is used for the bolt to run through fixedly, use the bolt to run through mounting hole 102, then with external equipment threaded connection fixed, it is convenient to install.
In fig. 4: the support arm 21 and the limit plug rod 24 are made of stainless steel, so that rust is not easy to occur, and the limit plug rod 24 cannot be inserted into the limit jack 201 due to rust.
In fig. 1: the maximum diameter of the main fan blade 4 is smaller than the length of the supporting arm 21, so that the main fan blade 4 is prevented from collision interference with the damping slide rail 23 during reverse rotation.
The working principle of the utility model is as follows: the direct current motor 3 drives the main fan blade 4 and the auxiliary fan blade 5 to synchronously rotate, the main fan blade 4 is a single rotor fan blade, the auxiliary fan blade 5 is a supercharging fan blade, the air inlet effect is effectively enhanced through the effect of the main fan blade 4 and the auxiliary fan blade 5, the purpose of supercharging is achieved (the technology is mature), when the direct current motor is operated, the dust adsorption quantity is synchronously increased along with the increase of the air inlet quantity, so that the dust adhesion speed on the main fan blade 4 and the auxiliary fan blade 5 is higher than that of a common cooling fan, therefore, the times of cleaning the dust on the main fan blade 4 and the auxiliary fan blade 5 are required to be increased, the main fan blade 4 and the auxiliary fan blade 5 are pulled outwards during cleaning, the direct current motor 3 connected with the main fan blade 4 drags the supporting arm 21, the connecting arms 22 at two ends of the supporting arm 21 slide outwards along the damping slide rail 23, the limiting inserted rod 24 is separated from the limiting jack 201, when the main fan blade 4 and the auxiliary fan blade 5 are pulled to the outermost side, dust is firstly cleaned on one side surfaces of the main fan blade 4 and the auxiliary fan blade 5, after cleaning, the supporting arm 21 is turned over, so that the direct current motor 3, the main fan blade 4 and the auxiliary fan blade 5 are synchronously turned over, the back surfaces of the main fan blade 4 and the auxiliary fan blade 5 are turned over to the outer side, then dust is cleaned on the back surfaces of the main fan blade 4 and the auxiliary fan blade 5, when dust is cleaned, the fan is not required to be integrally detached, cleaning is convenient, after cleaning is completed, the supporting arm 21 is turned over and reset, so that the direct current motor 3, the main fan blade 4 and the auxiliary fan blade 5 are synchronously turned over and reset, then the main fan blade 4 and the auxiliary fan blade 5 are pushed into the mounting groove 101, the connecting arms 22 at two ends of the supporting arm 21 slide inwards along the damping slide rail 23 until the limiting insertion holes 201 on the supporting arm 21 are inserted into the limiting inserting rods 24, and reset is completed.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. A booster dc radiator fan, comprising:
the device comprises a shell (1), wherein a mounting groove (101) is formed in the middle position of the shell (1);
the connecting mechanism (2) is arranged on the inner wall of the mounting groove (101);
the direct current motor (3) is fixed at the middle position of the connecting mechanism (2), a main fan blade (4) is coaxially fixed at the output end of the direct current motor (3), and an auxiliary fan blade (5) is coaxially fixed on the main fan blade (4);
the connecting mechanism (2) comprises a supporting arm (21) and two connecting arms (22), the supporting arm (21) is rotationally connected between the two connecting arms (22), the supporting arm (21) is located at one end of the connecting arms (22), the connecting mechanism (2) further comprises two damping sliding rails (23), the two damping sliding rails (23) are symmetrically fixed on the inner wall of the mounting groove (101), one end of the two connecting arms (22), which is far away from the supporting arm (21), is respectively connected with the corresponding one side of the connecting arms (22) in a sliding mode, and the direct current motor (3) is fixed at the middle position of the supporting arm (21).
2. A booster dc radiator fan according to claim 1, characterized in that the dc motor (3), the primary fan blades (4) and the secondary fan blades (5) are all arranged coaxially with the mounting groove (101).
3. A booster direct current radiator fan according to claim 1, characterized in that both ends of the support arm (21) are rotatably connected with a connecting shaft (211), the support arm (21) being rotatably connected between the two connecting arms (22) via the connecting shaft (211).
4. The booster direct current cooling fan according to claim 1, wherein two limit jacks (201) which are symmetrically arranged are respectively arranged at two ends of the supporting arm (21), two limit inserting rods (24) which correspond to the limit jacks (201) are respectively arranged at two ends of the supporting arm (21), and the limit inserting rods (24) are fixed on the inner wall of the mounting groove (101).
5. The booster direct-current cooling fan according to claim 1, wherein four corners of the housing (1) are provided with mounting holes (102) for penetrating and fixing bolts.
6. The booster dc cooling fan as claimed in claim 4, wherein the support arm (21) and the stop lever (24) are made of stainless steel.
7. A booster direct current radiator fan according to claim 1, characterized in that the maximum diameter of the main blades (4) is smaller than the length of the support arm (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223420358.9U CN218934780U (en) | 2022-12-20 | 2022-12-20 | Supercharging direct-current cooling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223420358.9U CN218934780U (en) | 2022-12-20 | 2022-12-20 | Supercharging direct-current cooling fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218934780U true CN218934780U (en) | 2023-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223420358.9U Active CN218934780U (en) | 2022-12-20 | 2022-12-20 | Supercharging direct-current cooling fan |
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| Country | Link |
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| CN (1) | CN218934780U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116292390A (en) * | 2023-05-15 | 2023-06-23 | 合肥联宝信息技术有限公司 | Electronic equipment and fan thereof |
-
2022
- 2022-12-20 CN CN202223420358.9U patent/CN218934780U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116292390A (en) * | 2023-05-15 | 2023-06-23 | 合肥联宝信息技术有限公司 | Electronic equipment and fan thereof |
| CN116292390B (en) * | 2023-05-15 | 2023-10-17 | 合肥联宝信息技术有限公司 | Electronic equipment and fan thereof |
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