CN218240820U

CN218240820U - Machine case cooling fan

Info

Publication number: CN218240820U
Application number: CN202222270825.8U
Authority: CN
Inventors: 冯晓磊; 郭海涛
Original assignee: Tianjin Xiance Daoke Technology Development Co ltd
Current assignee: Tianjin Xiance Daoke Technology Development Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-01-06
Anticipated expiration: 2032-08-26

Abstract

The utility model provides a machine case radiator fan installs in quick-witted case heat dissipation window department, including a plurality of mountings and the installing support of setting between a plurality of mountings, the mounting is fixed to be set up on quick-witted incasement wall, is equipped with a plurality of holding cavities that are used for placing radiator fan in the installing support, is equipped with a plurality of screens pieces that carry out the rigidity to radiator fan on the installing support. A quick-witted case radiator fan through set up the mounting on the quick-witted incasement wall at heat dissipation window department, with the inserting groove that is equipped with on the mounting of installing support activity plug-in, cooperation screens piece fixes radiator fan in the holding cavity of installing support, convenient and fast's realization is installed radiator fan at quick-witted incasement.

Description

Machine case cooling fan

Technical Field

The utility model belongs to the technical field of quick-witted case radiator fan makes, especially, relate to a machine case radiator fan.

Background

The temperature inside the case is too high, and the fan of the case is needed to assist in heat dissipation. At present, when a cooling fan is installed, a PCB (printed Circuit Board) is mostly installed in a case, the PCB is provided with vent holes corresponding to the cooling fan, the cooling fan needs to be installed on the PCB by screws, and the situation that screws cannot be installed easily due to screw installation and the situation that the PCB is damaged due to screw tightening easily occur due to screw installation; meanwhile, the heat dissipation fan is arranged on the PCB, so that the PCB is large in size, the installation position of the PCB is limited, and the utilization rate of the space inside the case is low; therefore, this patent application has designed a machine case radiator fan.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a machine case radiator fan to solve the weak point of above-mentioned problem, this patent application is through setting up the mounting on the quick-witted incasement wall of heat dissipation window department, with the inserting groove that the installing support activity plug-in connection was equipped with on the mounting in, cooperation screens piece fixes radiator fan in the holding cavity of installing support, completion that can convenient and fast is to radiator fan's installation.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a case radiator fan, installs in quick-witted case heat dissipation window department, includes a plurality of mountings and sets up the installing support between a plurality of mountings, and the mounting is fixed to be set up on quick-witted incasement wall, is equipped with a plurality of holding cavities that are used for placing radiator fan in the installing support, is equipped with a plurality of screens pieces that carry out the rigidity to radiator fan on the installing support.

Further, a plurality of mountings correspond to set up and form the arrangement position that is used for placing the installing support, and a plurality of mounting structures are all the same, and every mounting includes a fixed section of thick bamboo, the one end and the quick-witted incasement wall fixed connection of a fixed section of thick bamboo, and the other end of a fixed section of thick bamboo is fixed to be provided with the grafting piece, is equipped with the inserting groove that is used for pegging graft the installing support in the grafting piece, is equipped with the screw hole in the fixed section of thick bamboo, is equipped with the through-hole that runs through that corresponds with the internal thread hole on the grafting piece.

Further, the installing support is equipped with a plurality of baffles including an installation section of thick bamboo, installation section of thick bamboo inboard, forms the holding chamber who is used for placing radiator fan between the adjacent baffle, or between baffle and the installation section of thick bamboo, and outside extension has the chimb on the outer wall of an installation section of thick bamboo, and the chimb corresponds pegs graft to the inserting groove in, be equipped with a plurality of mounting holes that correspond with the through-hole that runs through on the chimb, and the chimb passes through the bolt and installs on the mounting.

Furthermore, a plurality of through holes are formed in the installation cylinder close to one side of the interior of the case, a clamping piece for clamping the cooling fan is arranged in each through hole and comprises an installation support, the installation support is fixedly installed on the installation cylinder through bolts, the installation support is of an internal hollow structure, a fixed rod is arranged in the installation support, a clamping block is fixedly arranged at the bottom end of the fixed rod, the clamping block is correspondingly arranged in the through holes, the bottom end of the clamping block extends into the accommodating cavity, and a limiting block is fixedly arranged from the top end of the fixed rod to the outside of the installation support in a penetrating manner;

the spring is arranged in the mounting support, the spring sleeve is arranged on the fixed rod, one end of the spring is fixedly connected with the inner top wall of the mounting support, and the other end of the spring is fixedly connected with the clamping block.

Furthermore, the clamping block is of a rectangular structure, and the end face of one side of the clamping block, which is firstly contacted with the shell of the cooling fan, is an inclined plane.

Furthermore, be equipped with on the radiator fan shell a plurality ofly with screens piece complex locating part, be equipped with spacing notch in the locating part, the through hole that is equipped with on spacing notch and the installation section of thick bamboo corresponds the setting.

Furthermore, the installation cylinder is provided with a plurality of threading holes communicated with the accommodating chamber, and the connecting wire of the cooling fan is connected with the equipment in the case through the threading holes.

Furthermore, a wire clamp is further arranged on the installation barrel, and a wire clamping groove used for placing a connecting wire of the cooling fan is formed in the wire clamp.

Furthermore, a bar-shaped through hole is further formed in the convex edge positioned at the top of the mounting cylinder, so that the mounting support can be conveniently plugged and pulled out.

Furthermore, a sealing strip is fixedly arranged on the inner wall of the case at the position of the heat dissipation window, and the sealing strip is arranged corresponding to the installation cylinder.

Further, the machine is also provided with a PCB circuit board for controlling the speed regulation of the cooling fan, the PCB circuit board is integrated with a main control chip U9, the main control chip U9 is correspondingly connected with two temperature acquisition modules, one temperature acquisition module acquires the temperature of an air inlet, the other temperature acquisition module acquires the temperature inside the machine, and the main control chip U9 adjusts the air speed of the cooling fan according to the difference value of the two temperature acquisition modules.

Compared with the prior art, a machine case radiator fan have following beneficial effect:

(1) The utility model discloses a case radiator fan solves the problem that the radiator fan is fixed on the PCB circuit board by screws, which is easy to damage the PCB circuit board;

meanwhile, the size and the mounting position of the PCB circuit board are not limited, and the utilization rate of the internal space of the case is high.

(2) The machine case cooling fan is characterized in that the fixing piece is arranged on the inner wall of the machine case at the position of the cooling window, the mounting bracket is movably inserted into the insertion groove arranged on the fixing piece, and the cooling fan is fixed in the accommodating cavity of the mounting bracket by matching with the clamping piece, so that the cooling fan is conveniently and quickly mounted in the machine case; the device is flexible and convenient to disassemble and assemble, good in heat dissipation effect, attractive in whole and capable of being popularized in a large scale.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of a first angle structure of a chassis cooling fan according to an embodiment of the present invention;

fig. 2 is a schematic view of a second angle structure of a heat dissipation fan of a machine case according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a chassis and a fixing member according to an embodiment of the present invention;

fig. 4 is a schematic structural view of the mounting bracket, the locking member and the cooling fan according to the embodiment of the present invention;

fig. 5 is a schematic view of a first angle structure of a mounting bracket according to an embodiment of the present invention;

fig. 6 is a schematic view of a second angle structure of the mounting bracket according to the embodiment of the present invention;

fig. 7 is a schematic structural view of a locking member according to an embodiment of the present invention;

fig. 8 is a cross-sectional view of a locking member according to an embodiment of the present invention;

fig. 9 is a circuit diagram of a first portion of a PCB circuit board according to an embodiment of the present invention;

FIG. 10 is a circuit diagram of a second part of a PCB circuit board according to an embodiment of the present invention

Fig. 11 is a circuit diagram of a third portion of a PCB circuit board according to an embodiment of the present invention.

Description of reference numerals:

1. a chassis; 2. a fixing member; 21. a fixed cylinder; 22. an insertion block; 23. a through hole is penetrated; 3. mounting a bracket; 31. mounting the cylinder; 32. a partition plate; 33. a convex edge; 34. a through hole; 35. a strip-shaped through hole; 36. mounting holes; 37. a threading hole; 4. a clamping part; 41. mounting a support; 42. a bit block; 43. fixing the rod; 44. a limiting block; 5. a heat radiation fan; 51. a limiting member; 6. a line card; 7. a sealing strip.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 and 2, a chassis cooling fan 5 is installed at a cooling window of a chassis 1, and includes a plurality of fixing members 2 and an installing support 3 disposed between the plurality of fixing members 2, the fixing members 2 are fixedly disposed on an inner wall of the chassis 1, a plurality of accommodating chambers for accommodating the cooling fan 5 are disposed in the installing support 3, and a plurality of position-fixing clamping members 4 are disposed on the installing support 3 for fixing the cooling fan 5.

According to the technical scheme, 4 fixing pieces 2 are taken as an example, the 4 fixing pieces 2 are identical in structure, the number of the fixing pieces 2 can be adjusted according to the size of the case 1, and the mounting bracket 3 can be fixed and limited;

according to the technical scheme, 4

fixing pieces

2,4 are arranged at a heat dissipation window of a case 1 in a matched mode to form a mounting position for mounting a mounting support 3, the mounting support 3 is inserted into an insertion groove formed in the fixing pieces 2, the mounting support 3 is mounted in the fixing pieces 2 through fixing bolts, meanwhile, a heat dissipation fan is pushed into a containing cavity, 4

clamping pieces

4,4 arranged on the mounting support 3 corresponding to each containing cavity are matched to clamp and fix the edge position of the heat dissipation fan 5 in each containing cavity, the other end of the heat dissipation fan 5 abuts against the inner wall of the case 1 at the moment, and the position fixing of the heat dissipation fan 5 is completed; the cooling fan 5 is conveniently and quickly installed in the case 1.

As shown in fig. 3, a plurality of mountings 2 correspond to set up and form the arrangement position that is used for placing installing support 3, a plurality of mountings 2 structure homogeneous phase, every mounting 2 is including fixed section of thick bamboo 21, the one end and the quick-witted case 1 inner wall fixed connection of fixed section of thick bamboo 21, the fixed grafting block 22 that is provided with of the other end of fixed section of thick bamboo 21, be equipped with the inserting groove that is used for pegging graft installing support 3 in the grafting block 22, be equipped with the screw hole in the fixed section of thick bamboo 21, be equipped with the through-hole 23 that runs through that corresponds with the internal thread hole on the grafting block 22.

With a fixed section of thick bamboo 21 fixed mounting on the inner wall of quick-witted case 1, the other end and the grafting piece 22 fixed connection of a fixed section of thick bamboo 21 are equipped with the inserting groove in the grafting piece 22, and installing support 3 is pegged graft to the inserting groove in, utilizes the bolt to accomplish the installation of installing

support

3 and 4 mounting 2 in proper order and fixes.

As shown in fig. 4 to 6, the mounting bracket 3 includes a mounting cylinder 31, a plurality of partition plates 32 are disposed inside the mounting cylinder 31, an accommodating chamber for accommodating the heat dissipation fan 5 is formed between adjacent partition plates 32 or between the partition plates 32 and the mounting cylinder 31, a convex edge 33 extends outwards from the outer wall of the mounting cylinder 31, the convex edge 33 is correspondingly inserted into the insertion groove, a plurality of mounting holes 36 corresponding to the through holes 23 are disposed on the convex edge 33, and the convex edge 33 is mounted on the fixing member 2 through bolts.

Set up a plurality of baffles 32 in the inboard of installation section of thick bamboo 31, form the cavity that holds radiator fan 5, hold the cavity for running through the setting, hold the cavity and correspond the setting with the radiating shell, installing support 3 pegs graft to the inserting groove in, and utilize the bolt fastening back, push radiator fan 5 into to holding in the cavity, radiator fan 5's one end offsets with quick-witted case 1 inner wall, the other end utilizes the automatic screens of screens piece 4 to prescribe a limit to, radiator fan 5's installation has been realized promptly.

As shown in fig. 7 and fig. 8, a plurality of through holes 34 are formed in the mounting cylinder 31 close to one side inside the chassis 1, a clamping member 4 for clamping the cooling fan 5 is arranged in each through hole 34, the clamping member 4 includes a mounting support 41, the mounting support 41 is fixedly mounted on the mounting cylinder 31 through bolts, the mounting support 41 is of an internal hollow structure, a fixing rod 43 is arranged in the mounting support 41, a clamping block 42 is fixedly arranged at the bottom end of the fixing rod 43, the clamping block 42 is correspondingly arranged in the through hole 34, the bottom end of the clamping block 42 extends into the accommodating chamber, and a limiting block 44 is fixedly arranged at the top end of the fixing rod 43 penetrating outside the mounting support 41;

a spring is arranged in the mounting support 41 and sleeved on the fixing rod 43, one end of the spring is fixedly connected with the inner top wall of the mounting support 41, the other end of the spring is fixedly connected with the clamping block 42, and the spring is not shown in the attached drawings.

In the application, the clamping pieces 4 are fixedly installed on the installation barrel 31, the position of the shell of the cooling fan 5 is limited by the cooperation of the clamping pieces 4, the cooling fan 5 is pushed into the accommodating cavity by an operator, the clamping blocks 42 are extruded and move along the setting direction of the guide rod, the springs are gradually compressed, when the cooling fan 5 abuts against the inner wall of the case 1, the clamping blocks 42 are instantly popped out under the action force of the springs, the popped clamping blocks 42 are located in the limiting grooves formed in the limiting pieces 51, and therefore the installation of the cooling fan 5 is realized, and the problem that the existing case 1 is provided with the cooling fan 5 on a PCB for controlling the speed regulation of the cooling fan 5 by utilizing a plurality of screws, the size of the PCB is large, the installation position of the PCB is limited, and the utilization rate of the internal space of the case 1 is low is solved; meanwhile, the PCB circuit board is also required to be provided with a through hole corresponding to the cooling fan 5, so that the processing difficulty and the production cost are increased;

the clamping part 4 arranged in the application is flexible and convenient, the position fixing of the cooling fan 5 can be realized without screws, the problem that the PCB is easily damaged when the cooling fan is fixed on the PCB by the screws is solved, meanwhile, the installation position and the size of the PCB are not limited, and the internal space utilization rate of the case 1 is high;

the cooling fan is characterized in that a PCB (printed circuit board) for controlling the speed regulation of the cooling fan is further arranged in the case, a main control chip U9 is integrated on the PCB, the main control chip U9 is correspondingly connected with two temperature acquisition modules, wherein the temperature acquisition module T1 acquires the temperature of an air inlet, the temperature acquisition module T2 acquires the temperature inside the case, the main control chip U9 adjusts the air speed of the cooling fan according to the difference value between the temperature acquisition module T1 and the temperature acquisition module T2, the main control chip U9 adopts an STM32 type chip, the main control chip U9 acquires two DS18B20 temperatures through a single bus to obtain the temperature of the air inlet and the temperature inside the case, the difference value between the temperature inside the case and the temperature of the air inlet is compared, and if the temperature inside the case is greater than the temperature of the air inlet, the air speed is adjusted according to the difference value; when the temperature in the case is equal to the temperature of the air inlet and is more than 25 optimal working temperatures, the fan operates at a low speed; when the temperature in the case is less than or equal to 25 ℃, the fan stops working at the optimal operation temperature, so that the intelligent speed regulation of the fan is realized logically, the energy can be utilized to the maximum extent, the waste is reduced, and the service life of the fan is prolonged.

The PCB circuit board that this patent application relates to is shown in fig. 9 to 11, the PDB circuit board can realize the speed governing to radiator fan according to quick-witted case temperature, the PCB circuit board takes three radiator fan of control as an example.

The clamping block 42 is of a rectangular structure, one side end face, contacting the shell of the cooling fan 5, of the clamping block 42 is an inclined face, the shell of the cooling fan 5 can be conveniently pushed in through the arranged inclined face, and operation of an operator is facilitated.

The housing of the heat dissipation fan 5 is provided with a plurality of limiting members 51 engaged with the locking blocks 42, and limiting notches are formed in the limiting members 51 and correspond to the through holes 34 formed in the mounting cylinder 31.

This patent application sets up locating part 51 on radiator fan 5's shell, and the spacing notch that sets up on locating part 51 corresponds the setting with through hole 34, and screens piece 42 can stretch into to the spacing notch in along through hole 34, through the spacing notch that sets up, can realize the fixed to radiator fan 5 shell, can not appear rocking the condition of rocking, has avoided causing radiator fan 5 the problem of noise to appear when the operation.

The installation cylinder 31 is provided with a plurality of threading holes 37 communicated with the accommodating chamber, and the connecting wires of the cooling fan 5 are connected with the equipment in the case 1 through the threading holes 37.

Still be equipped with ply-yarn drill 6 on the installation section of thick bamboo 31, be equipped with the card wire casing that is used for placing 5 connecting wires of radiator fan in the ply-yarn drill 6, be convenient for manage the line to 5 connecting wires of radiator fan, whole more pleasing to the eye.

Be located still to be equipped with bar through-hole 35 on the chimb 33 at installation section of thick bamboo 31 top, the plug installing support 3 of being convenient for makes things convenient for operating personnel's operation.

The inner wall of the case 1 at the position of the heat dissipation window is also fixedly provided with a sealing strip 7, and the sealing strip 7 is arranged corresponding to the installation barrel 31.

Sealing strip 7 adopts the sealing strip 7 of rubber material, and sealing strip 7 and a fixed section of thick bamboo 21 looks butt, 5 shells of radiator fan are close to the one end tip of heat dissipation window and are located sealing strip 7, can effectually take out the wind of quick-witted incasement 1 outside quick-witted case 1, reach good radiating effect, have solved the not good problem of current radiator fan 5 radiating effect.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a quick-witted case radiator fan, installs in quick-witted case (1) heat dissipation window department, its characterized in that: the cooling fan fixing device comprises a plurality of fixing pieces (2) and mounting brackets (3) arranged among the fixing pieces (2), wherein the fixing pieces (2) are fixedly arranged on the inner wall of a case (1), a plurality of accommodating cavities for accommodating cooling fans (5) are arranged in the mounting brackets (3), and a plurality of clamping pieces (4) for fixing the positions of the cooling fans (5) are arranged on the mounting brackets (3);

a plurality of mounting (2) correspond to set up the position of installing that forms and be used for placing installing support (3), a plurality of mounting (2) structure homogeneous phase, every mounting (2) are including a fixed section of thick bamboo (21), the one end and quick-witted case (1) inner wall fixed connection of a fixed section of thick bamboo (21), the other end of a fixed section of thick bamboo (21) is fixed to be provided with and inserts grafting piece (22), be equipped with the inserting groove that is used for pegging graft installing support (3) in grafting piece (22), be equipped with the screw hole in a fixed section of thick bamboo (21), be equipped with the through-hole (23) that runs through that corresponds with the internal thread hole on grafting piece (22).

2. The cabinet cooling fan according to claim 1, wherein: installing support (3) are including installation section of thick bamboo (31), installation section of thick bamboo (31) inboard is equipped with a plurality of baffles (32), between adjacent baffle (32), or baffle (32) and installation section of thick bamboo (31) between form the holding chamber that is used for placing radiator fan (5), outside extension has chimb (33) on the outer wall of installation section of thick bamboo (31), chimb (33) correspond and peg graft to the inserting groove in, be equipped with a plurality of mounting hole (36) that correspond with through-hole (23) on chimb (33), chimb (33) are installed on mounting (2) through the bolt.

3. The cabinet cooling fan according to claim 2, wherein: a plurality of through holes (34) are formed in an installation barrel (31) close to one side inside a case (1), a clamping piece (4) used for clamping a cooling fan (5) is arranged in each through hole (34), each clamping piece (4) comprises an installation support (41), the installation supports (41) are fixedly installed on the installation barrel (31) through bolts, each installation support (41) is of an internal hollow structure, a fixing rod (43) is arranged in each installation support (41), clamping blocks (42) are fixedly arranged at the bottom ends of the fixing rods (43), the clamping blocks (42) are correspondingly arranged in the through holes (34), the bottom ends of the clamping blocks (42) extend into the accommodating cavity, and limiting blocks (44) are fixedly arranged from the top ends of the fixing rods (43) to the outside of the installation supports (41);

a spring is arranged in the mounting support (41) and sleeved on the fixing rod (43), one end of the spring is fixedly connected with the inner top wall of the mounting support (41), and the other end of the spring is fixedly connected with the clamping block (42).

4. The cabinet cooling fan according to claim 3, wherein: the clamping block (42) is of a rectangular structure, and the end face of one side, contacting the shell of the heat radiation fan (5), of the clamping block (42) is an inclined plane.

5. The cabinet cooling fan according to claim 3, wherein: the shell of the cooling fan (5) is provided with a plurality of limiting parts (51) matched with the clamping blocks (42), limiting notches are arranged in the limiting parts (51), and the limiting notches are arranged corresponding to the through holes (34) arranged on the mounting cylinder (31).

6. The cabinet cooling fan according to claim 2, wherein: the mounting cylinder (31) is provided with a plurality of threading holes (37) communicated with the accommodating chamber, and connecting wires of the cooling fan (5) are connected with equipment in the case (1) through the threading holes (37).

7. The cabinet cooling fan according to claim 2, wherein: the installation barrel (31) is further provided with a wire clamp (6), and a wire clamping groove for placing a connecting wire of the cooling fan (5) is formed in the wire clamp (6).

8. The cabinet cooling fan according to claim 2, wherein: the convex edge (33) positioned at the top of the mounting cylinder (31) is also provided with a strip-shaped through hole (35) which is convenient for plugging and unplugging the mounting bracket (3).

9. The cabinet cooling fan according to claim 2, wherein: and a sealing strip (7) is fixedly arranged on the inner wall of the case (1) at the position of the heat dissipation window, and the sealing strip (7) is arranged corresponding to the installation cylinder (31).

10. The cabinet cooling fan according to claim 1, wherein: the machine is characterized in that a PCB circuit board for controlling the speed regulation of the cooling fan is further arranged in the machine case, a main control chip U9 is integrated on the PCB circuit board, the main control chip U9 is correspondingly connected with two temperature acquisition modules, one temperature acquisition module acquires the temperature of an air inlet, the other temperature acquisition module acquires the temperature in the machine case, and the main control chip U9 adjusts the air speed of the cooling fan according to the difference value of the two temperature acquisition modules.