CN214412521U - Direct current motor heat radiation structure - Google Patents
Direct current motor heat radiation structure Download PDFInfo
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- CN214412521U CN214412521U CN202120729991.2U CN202120729991U CN214412521U CN 214412521 U CN214412521 U CN 214412521U CN 202120729991 U CN202120729991 U CN 202120729991U CN 214412521 U CN214412521 U CN 214412521U
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- direct current
- current motor
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- heat dissipation
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Abstract
The utility model discloses a direct current motor heat radiation structure, which comprises a housin, the upper cover is installed at the top of casing, the bottom is installed to the bottom of casing. The utility model discloses a casing, the upper cover, the bottom, the drain pan, radiator unit, the fixed block, the fixed plate, the threaded rod, lock nut, the heat-conducting layer, the fin, the ventilation hole, the direct current motor main part, the motor shaft, fan assembly, driving motor, the drive shaft, the flabellum, first ventilation groove, the second ventilation groove, vent and filter screen mutually support, the heat that the direct current motor main part produced at the operation in-process is transmitted to the fin through the heat-conducting layer, driving motor drives the flabellum rotation through the drive shaft, it is circulating to form the circulation of air, the heat on the fin is taken away to the air that flows, the outside through vent discharge direct current motor main part, can dispel the heat fast, avoid causing the damage of internals, direct current motor's life has been improved, bring very big facility for the user.
Description
Technical Field
The utility model relates to a direct current motor technical field specifically is direct current motor heat radiation structure.
Background
The dc motor is a rotating electrical machine that can convert dc electrical energy into mechanical energy (dc motor) or convert mechanical energy into dc electrical energy (dc generator). The motor can realize the mutual conversion of direct current electric energy and mechanical energy. When the motor is used as a motor, the motor is a direct current motor and converts electric energy into mechanical energy; when the generator is operated, the generator is a direct current generator and converts mechanical energy into electric energy. The structure of the direct current motor is composed of a stator and a rotor. The stationary part of the DC motor is called stator, the main function of the stator is to generate magnetic field, and the stator is composed of a base, a main magnetic pole, a commutating pole, an end cover, a bearing, a brush device and the like. The part rotating during operation is called a rotor, mainly used for generating electromagnetic torque and inducing electromotive force, and is a pivot for energy conversion of a direct current motor, so the part is also called an armature and comprises a rotating shaft, an armature iron core, an armature winding, a commutator, a fan and the like.
At present, a direct current motor can generate a large amount of heat energy in the operation process, if the heat energy is not dissipated in time, internal parts are easily damaged, the service life of the direct current motor is influenced, great inconvenience is brought to a user, and therefore a direct current motor heat dissipation structure is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a direct current motor heat radiation structure to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the direct current motor heat dissipation structure comprises a shell, wherein an upper cover is installed at the top of the shell, a bottom cover is installed at the bottom of the shell, a bottom shell is installed at the bottom of the bottom cover, a heat dissipation assembly is installed at the top of the bottom cover and located inside the shell, a direct current motor main body is installed at the top of the heat dissipation assembly, a motor rotating shaft is installed on an output shaft of the direct current motor main body, the top of the motor rotating shaft penetrates through the upper cover and extends to the outside of the motor rotating shaft, a fan assembly is installed at the bottom of the bottom shell, a first ventilation groove is formed in the top of the inner wall of the bottom shell, a second ventilation groove communicated with the first ventilation groove is formed in the top of the bottom cover, ventilation openings are formed in the left side and the right side of the inner wall of the shell, and filter screens are installed on the inner wall of the ventilation openings;
the heat dissipation assembly comprises a fixed block, the fixed block is mounted at the top of the bottom cover, a fixed plate is arranged at the top of the fixed block, the direct current motor main body is mounted at the top of the fixed plate, a threaded rod is mounted at the top of the fixed block, the top end of the threaded rod penetrates through the fixed plate and extends to the outside of the fixed plate, a locking nut is connected to the surface of the threaded rod in a threaded mode, a heat conduction layer matched with the direct current motor main body is mounted in a through groove in the top of the fixed plate, cooling fins are mounted at the bottom of the heat conduction layer, and a ventilation hole is formed in the top of the fixed plate;
the fan assembly comprises a driving motor, the driving motor is installed at the bottom of the bottom shell, a driving rotating shaft is installed on an output shaft of the driving motor, the top end of the driving rotating shaft penetrates through the bottom shell and extends to the interior of the bottom shell, and fan blades are installed on the surface of the driving rotating shaft located inside the bottom shell.
Preferably, the top of the housing penetrates through the upper cover and extends into the housing, and the outer side of the upper cover is fixedly connected with the housing through a first bolt.
Preferably, the mounting panel is installed to the outside of bottom, the screw thread post is installed at the top of drain pan, the top of screw thread post runs through the mounting panel and extends to its outside, the surperficial threaded connection of screw thread post has fixation nut.
Preferably, fixed cover is installed at the top of bottom, the bottom of casing is provided with the fixed slot, the fixed slot is run through and extends to inside at the top of fixed cover, the casing passes through second bolt and fixed cover fixed connection.
Preferably, the number of the fixed blocks is four, and the four fixed blocks are respectively installed at four corners of the top of the bottom cover.
Preferably, the bottom of the bottom shell is provided with a support rod, and the bottom of the support rod is provided with a support block.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a casing, the upper cover, the bottom, the drain pan, radiator unit, the fixed block, the fixed plate, the threaded rod, lock nut, the heat-conducting layer, the fin, the ventilation hole, the direct current motor main part, the motor shaft, fan assembly, driving motor, the drive shaft, the flabellum, first ventilation groove, the second ventilation groove, vent and filter screen mutually support, the heat that the direct current motor main part produced at the operation in-process is transmitted to the fin through the heat-conducting layer, driving motor drives the flabellum rotation through the drive shaft, it is circulating to form the circulation of air, the heat on the fin is taken away to the air that flows, the outside through vent discharge direct current motor main part, can dispel the heat fast, avoid causing the damage of internals, direct current motor's life has been improved, bring very big facility for the user.
2. The utility model discloses a set up first bolt and played the effect of being convenient for carry out the dismouting to upper cover and casing, mutually support through mounting panel, screw thread post and fixation nut, played the effect of being convenient for carry out the dismouting to bottom and drain pan, mutually support through fixed cover, fixed slot and second bolt, played the effect of being convenient for carry out the dismouting to bottom and casing, mutually support through bracing piece and supporting shoe, played the effect of stabilizing the support to the drain pan.
Drawings
FIG. 1 is a sectional view of the front view of the present invention;
FIG. 2 is an enlarged view of a portion of A-A of FIG. 1 according to the present invention;
fig. 3 is a partial enlarged view of B-B in fig. 1 according to the present invention.
In the figure: the fan comprises a shell 1, an upper cover 2, a bottom cover 3, a bottom shell 4, a heat dissipation assembly 5, a fixed block 51, a fixed plate 52, a threaded rod 53, a locking nut 54, a heat conduction layer 55, a heat dissipation fin 56, a vent hole 57, a direct current motor main body 6, a motor rotating shaft 7, a fan assembly 8, a driving motor 81, a driving rotating shaft 82, fan blades 83, a first ventilation groove 9, a second ventilation groove 10, a ventilation opening 11, a filter screen 12, a first bolt 13, a mounting plate 14, a threaded column 15, a fixing nut 16, a fixing sleeve 17, a fixing groove 18, a second bolt 19, a support rod 20 and a support block 21.
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, a heat dissipation structure of a dc motor includes a housing 1, an upper cover 2 is installed at the top of the housing 1, a bottom cover 3 is installed at the bottom of the housing 1, a bottom case 4 is installed at the bottom of the bottom cover 3, a heat dissipation assembly 5 is installed at the top of the bottom cover 3 and located inside the housing 1, a dc motor main body 6 is installed at the top of the heat dissipation assembly 5, a motor shaft 7 is installed on an output shaft of the dc motor main body 6, the top of the motor shaft 7 penetrates through the upper cover 2 and extends to the outside of the upper cover, a fan assembly 8 is installed at the bottom of the bottom case 4, a first ventilation groove 9 is formed at the top of the inner wall of the bottom case 4, a second ventilation groove 10 communicated with the first ventilation groove 9 is formed at the top of the bottom cover 3, ventilation holes 11 are formed at the left side and the right side of the inner wall of the housing 1, and a filter screen 12 is installed on the inner wall of the ventilation holes 11.
The heat dissipation assembly 5 comprises a fixing block 51, the fixing block 51 is mounted at the top of the bottom cover 3, a fixing plate 52 is arranged at the top of the fixing block 51, the direct current motor main body 6 is mounted at the top of the fixing plate 52, a threaded rod 53 is mounted at the top of the fixing block 51, the top end of the threaded rod 53 penetrates through the fixing plate 52 and extends to the outside of the fixing plate, a locking nut 54 is connected to the surface of the threaded rod 53 in a threaded mode, a heat conduction layer 55 matched with the direct current motor main body 6 is mounted in a through groove in the top of the fixing plate 52, a heat dissipation fin 56 is mounted at the bottom of the heat conduction layer 55, and a ventilation hole 57 is formed in the top of the fixing plate 52.
When the concrete implementation, the top of casing 1 runs through upper cover 2 and extends to its inside, and the outside of upper cover 2 is through first bolt 13 and casing 1 fixed connection, has played the effect of being convenient for carry out the dismouting to upper cover 2 and casing 1 through setting up first bolt 13.
In the time of concrete implementation, mounting panel 14 is installed to the outside of bottom 3, and threaded post 15 is installed at the top of drain pan 4, and mounting panel 14 is run through and extends to its outside in the top of threaded post 15, and threaded post 15's surface threaded connection has fixation nut 16, mutually supports through mounting panel 14, threaded post 15 and fixation nut 16, has played the effect of being convenient for carry out the dismouting to bottom 3 and drain pan 4.
When the concrete implementation, fixed cover 17 is installed at the top of bottom 3, and the bottom of casing 1 is provided with fixed slot 18, and fixed cover 17's top runs through fixed slot 18 and extends to its inside, and casing 1 passes through second bolt 19 and fixed cover 17 fixed connection, mutually supports through fixed cover 17, fixed slot 18 and second bolt 19, has played the effect of being convenient for carry out the dismouting to bottom 3 and casing 1.
In specific implementation, the number of the fixing blocks 51 is four, and the four fixing blocks 51 are respectively installed at four corners of the top of the bottom cover 3.
In the specific implementation, the supporting rod 20 is installed at the bottom of the bottom case 4, the supporting block 21 is installed at the bottom of the supporting rod 20, and the supporting rod 20 and the supporting block 21 are matched with each other, so that the bottom case 4 is stably supported.
When in use, the casing 1, the upper cover 2, the bottom cover 3, the bottom shell 4, the heat dissipation assembly 5, the fixing block 51, the fixing plate 52, the threaded rod 53, the locking nut 54, the heat conduction layer 55, the heat dissipation fins 56, the ventilation holes 57, the direct current motor main body 6, the motor rotating shaft 7, the fan assembly 8, the driving motor 81, the driving rotating shaft 82, the fan blades 83, the first ventilation groove 9, the second ventilation groove 10, the ventilation holes 11 and the filter screen 12 are mutually matched, heat generated in the operation process of the direct current motor main body 6 is transmitted to the heat dissipation fins 56 through the heat conduction layer 55, the driving motor 81 drives the fan blades 83 to rotate through the driving rotating shaft 82 to form air circulation, flowing air enters the casing 1 through the first ventilation groove 9 and the second ventilation groove 10 to take away the heat on the heat dissipation fins 56 and is discharged out of the outside of the casing 1 through the ventilation holes 11, so as to quickly dissipate the heat of the direct current motor main body 6, avoid causing the damage of internals, improved direct current motor's life, bring very big facility for the user.
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 (6)
1. Direct current motor heat radiation structure, including casing (1), its characterized in that: the improved fan is characterized in that an upper cover (2) is installed at the top of the shell (1), a bottom cover (3) is installed at the bottom of the shell (1), a bottom shell (4) is installed at the bottom of the bottom cover (3), a heat dissipation assembly (5) is installed at the top of the bottom cover (3) and located inside the shell (1), a direct current motor main body (6) is installed at the top of the heat dissipation assembly (5), a motor rotating shaft (7) is installed on an output shaft of the direct current motor main body (6), the top of the motor rotating shaft (7) penetrates through the upper cover (2) and extends to the outside of the upper cover, a fan assembly (8) is installed at the bottom of the bottom shell (4), a first ventilation groove (9) is formed in the top of the inner wall of the bottom shell (4), a second ventilation groove (10) communicated with the first ventilation groove (9) is formed in the top of the bottom cover (3), ventilation openings (11) are formed in the left side and the right side of the inner wall of the shell (1), a filter screen (12) is arranged on the inner wall of the ventilation opening (11);
the heat dissipation assembly (5) comprises a fixing block (51), the fixing block (51) is installed at the top of the bottom cover (3), a fixing plate (52) is arranged at the top of the fixing block (51), the direct-current motor main body (6) is installed at the top of the fixing plate (52), a threaded rod (53) is installed at the top of the fixing block (51), the top end of the threaded rod (53) penetrates through the fixing plate (52) and extends to the outside of the fixing plate, a locking nut (54) is connected to the surface of the threaded rod (53) in a threaded manner, a heat conduction layer (55) matched with the direct-current motor main body (6) is installed in a through groove in the top of the fixing plate (52), heat dissipation fins (56) are installed at the bottom of the heat conduction layer (55), and ventilation holes (57) are formed in the top of the fixing plate (52);
fan assembly (8) include driving motor (81), the bottom at drain pan (4) is installed in driving motor (81), install drive pivot (82) on the output shaft of driving motor (81), the top of drive pivot (82) is run through drain pan (4) and is extended to its inside, and drive pivot (82) surface mounting that is located drain pan (4) inside has flabellum (83).
2. The direct current motor heat dissipation structure of claim 1, wherein: the top of the shell (1) penetrates through the upper cover (2) and extends into the shell, and the outer side of the upper cover (2) is fixedly connected with the shell (1) through a first bolt (13).
3. The direct current motor heat dissipation structure of claim 1, wherein: mounting panel (14) are installed to the outside of bottom (3), screw thread post (15) are installed at the top of drain pan (4), mounting panel (14) and extending to its outside are run through at the top of screw thread post (15), the surperficial threaded connection of screw thread post (15) has fixation nut (16).
4. The direct current motor heat dissipation structure of claim 1, wherein: fixed cover (17) are installed at the top of bottom (3), the bottom of casing (1) is provided with fixed slot (18), fixed slot (18) are run through and extend to inside at the top of fixed cover (17), casing (1) is through second bolt (19) and fixed cover (17) fixed connection.
5. The direct current motor heat dissipation structure of claim 1, wherein: the number of the fixing blocks (51) is four, and the four fixing blocks (51) are respectively arranged at four corners of the top of the bottom cover (3).
6. The direct current motor heat dissipation structure of claim 1, wherein: the bottom of the bottom shell (4) is provided with a support rod (20), and the bottom of the support rod (20) is provided with a support block (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120729991.2U CN214412521U (en) | 2021-04-12 | 2021-04-12 | Direct current motor heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120729991.2U CN214412521U (en) | 2021-04-12 | 2021-04-12 | Direct current motor heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214412521U true CN214412521U (en) | 2021-10-15 |
Family
ID=78031682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120729991.2U Active CN214412521U (en) | 2021-04-12 | 2021-04-12 | Direct current motor heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214412521U (en) |
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2021
- 2021-04-12 CN CN202120729991.2U patent/CN214412521U/en active Active
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