CN221177471U - Heat abstractor of motor for portal crane - Google Patents
Heat abstractor of motor for portal crane Download PDFInfo
- Publication number
- CN221177471U CN221177471U CN202322608169.2U CN202322608169U CN221177471U CN 221177471 U CN221177471 U CN 221177471U CN 202322608169 U CN202322608169 U CN 202322608169U CN 221177471 U CN221177471 U CN 221177471U
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- fan
- box
- groove
- adjusting
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- 230000017525 heat dissipation Effects 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Control And Safety Of Cranes (AREA)
Abstract
The utility model relates to a heat dissipation device of a motor for a portal crane, which comprises a lifting motor and an electric box, wherein a fan is arranged on the lifting motor, a power-off delay relay and a touch controller are arranged in the electric box, the lifting motor is electrically connected with the touch controller, and the fan is electrically connected with the power-off delay relay and the touch controller, so that the heat dissipation performance of the lifting motor can be enhanced, and the influence on the production operation and the safe transportation of the portal crane is avoided.
Description
Technical Field
The utility model relates to a heat dissipation device of a motor for a portal crane, and belongs to the technical field of heat dissipation of cranes.
Background
The bridge portal crane is the most widely used vertical hoisting equipment in the current manufacturing industry, and because the outdoor yard temperature of a company in summer is above 40 ℃, the working frequency and the use times are high, sudden safety faults are frequently encountered to stop running after the crane is used and operated for a period of time, and most of the bridge portal crane is the overheat alarm stop running of a hoisting motor or the burnout of an overheat coil of the motor through investigation, the main reasons are insufficient safety heat dissipation after long running and over high ambient temperature, and normal production running and safe transportation are seriously influenced.
In order to improve the heat dissipation of the portal crane, the safe and reliable heat dissipation device is designed to be installed on a lifting motor of the crane and a circuit is improved, so that the heat dissipation of the motor is enhanced, and the motor is prevented from being warned or damaged due to overheat.
Disclosure of utility model
In order to solve the problems in the prior art, the utility model provides the heat dissipation device of the motor for the portal crane, which can strengthen the heat dissipation performance of the crane motor and avoid influencing the production operation and the safe transportation of the portal crane.
The technical scheme of the utility model is as follows:
The utility model provides a heat abstractor of motor for portal crane, includes jack-up motor and electronic box, install the fan on the jack-up motor, inside outage time delay relay and the touch-control ware of being provided with of electronic box, jack-up motor and touch-control ware electric connection, fan and outage time delay relay and touch-control ware electric connection.
Wherein, the fan includes the fan frame, the inside rotation motor that is fixed with of fan frame, the output fixedly connected with carousel of rotation motor, one side fixedly connected with card frame of carousel, the draw-in groove has been seted up to one side of card frame, the inside of draw-in groove can be dismantled through the bolt and be connected with the fixture block, the fixture block top is provided with angle adjusting structure, the flabellum is installed at angle adjusting structure top.
The angle adjusting structure comprises an adjusting box, a bearing is arranged on the bottom wall inside the adjusting box, a rotating shaft is connected to the bearing in a rotating mode, and the rotating shaft penetrates through the top of the adjusting box in a rotating mode and is fixedly connected with fan blades; the rotating shaft is fixedly connected with a first bevel gear, the angle adjusting structure further comprises an adjusting rod which rotates to penetrate through the side wall of the adjusting box, a second bevel gear is arranged at the inner end of the adjusting rod, and the first bevel gear and the second bevel gear are meshed with each other; the outer side wall of the adjusting box is provided with a locking device matched with the outer end of the adjusting rod.
The locking device comprises a brake block, wherein a limiting groove is formed in the brake block, the locking device further comprises a limiting block arranged on the outer side wall of the adjusting box, and a groove matched with the shape of the brake block is formed in the limiting block; the outer end surface of the adjusting rod is provided with a limiting surface, and the limiting groove is matched and clamped with the limiting surface; the brake block stretches into the groove and limits the rotation of the adjusting rod through the cooperation of the limiting groove and the limiting surface.
The electric box is characterized in that a temperature sensor is further arranged inside the electric box and is electrically connected with the fan, and the temperature sensor is used for controlling the fan to be started automatically.
The utility model has the following beneficial effects:
When the lifting motor operates, the fan can be started immediately, the heat dissipation of the fan can not be stopped within ten minutes under the action of the power-off delay relay after the lifting motor stops, and in addition, when the temperature of the motor reaches 45 degrees due to overhigh temperature in summer, the fan is automatically started to dissipate the heat of the lifting motor through the temperature sensor.
The delay action of the power-off delay relay can ensure sufficient heat dissipation time, and can avoid waste of electric quantity caused by long-time operation and avoid loss caused by invalid long-time operation of the fan; the device well solves the sudden faults and equipment damages caused by insufficient heat dissipation of the crane, and greatly improves the safe operation of the crane.
Drawings
FIG. 1 is a side view of the installation of the present utility model;
FIG. 2 is a schematic view of detachable connection of fan blades according to the present utility model;
FIG. 3 is a schematic view of the internal structure of the regulating box of the utility model;
FIG. 4 is a schematic view showing the detachment of the locking device of the present utility model;
fig. 5 is a schematic locking diagram of the locking device of the present utility model.
The reference numerals in the drawings are as follows:
1. A hoisting motor; 2. a blower; 3. an adjusting box; 4. a brake block; 5. a limiting block; 21. a turntable; 22. a clamping frame; 23. a clamping groove; 24. a clamping block; 25. a fan blade; 31. a rotating shaft; 32. a first bevel gear; 33. an adjusting rod; 34. a second bevel gear; 35. a limiting surface; 41. a limit groove; 51. a groove.
Detailed Description
The utility model will now be described in detail with reference to the drawings and to specific embodiments.
Referring to fig. 1 to 5, the utility model provides a technical scheme:
The utility model provides a heat abstractor of motor for portal crane, including jack-up motor 1 and electric box, install fan 2 on jack-up motor 1's the tail-shaft, fan 2 aims at jack-up motor 1 inwards to reach the effect of cooling, electric box inside is provided with outage time delay relay and touch-control ware, jack-up motor 1 and touch-control ware electric connection, fan 2 and outage time delay relay and touch-control ware electric connection, when carrying out the lifting operation, jack-up motor 1 starts, fan 2 starts simultaneously and dispels the heat to jack-up motor 1, when jack-up motor 1 stops running, keep closed 10 minutes through time delay contactor, guarantee fan 2 and continue to operate 10 minutes, until jack-up motor 1 stops running after 10 minutes, the delay contactor disconnection, radiator fan stops running, guaranteed jack-up motor 1 effectual radiating time, simultaneously the inside temperature-sensing ware that still is provided with of electric box, when summer outdoor ambient temperature is higher, set for jack-up motor 1 temperature is greater than 45 degrees, automatically controlled fan 2 starts, dispel the heat to jack-up motor 1.
As one preferable mode, the fan 2 comprises a fan outer frame, a rotating motor is fixed in the fan outer frame, the output end of the rotating motor is fixedly connected with a rotary table 21, one side of the rotary table 21 is fixedly connected with a clamping frame 22, one side of the clamping frame 22 is provided with a clamping groove 23, a clamping block 24 is detachably connected in the clamping groove 23 through a bolt, the clamping groove 23 and the clamping block 24 are dovetail-shaped matched with each other, and the clamping groove 23 and the clamping block 24 are dovetail mortise-tenon connected and are locked through the bolt; the top of the clamping block 24 is provided with an angle adjusting structure, and the top of the angle adjusting structure is provided with fan blades 25; the design can enable the fan blade 25 to be detached and replaced when damaged, and the integral fan 2 is required to be replaced when one fan blade 25 is prevented from being damaged.
The angle of the fan blade 25 can be adjusted through the angle adjusting structure, and the angle adjusting structure can enlarge the adjustable angle range of the fan blade 25 and change noise and wind speed; the angle adjusting structure comprises an adjusting box 3, a bearing is arranged on the bottom wall inside the adjusting box 3, a rotating shaft 31 is rotatably connected to the bearing, and the rotating shaft 31 passes through the top of the adjusting box 3 in a rotating mode and is fixedly connected with fan blades 25; the rotating shaft 31 is fixedly connected with a first bevel gear 32, the angle adjusting structure further comprises an adjusting rod 33 which rotates to pass through the side wall of the adjusting box 3, a second bevel gear 34 is arranged at the inner end of the adjusting rod 33, and the first bevel gear 32 and the second bevel gear 34 are meshed with each other; when the angle needs to be adjusted, the second bevel gear 34 is enabled to rotate through rotating the adjusting rod 33 so as to drive the first bevel gear 32, the rotating shaft 31 is further enabled to drive the fan blades 25 to achieve angle adjustment, meanwhile, the outer side wall of the adjusting box 3 is provided with a locking device matched with the outer end of the adjusting rod 33, the adjusting rod 33 can be stabilized through the locking device, and the unstable angle caused by the fact that the adjusting rod 33 rotates automatically after the fan 2 is started is avoided.
The locking device comprises a brake block 4, a limiting groove 41 is formed in the brake block 4, the locking device further comprises a limiting block 5 fixedly arranged on the outer side wall of the adjusting box 3, and a groove 51 matched with the shape of the brake block 4 is formed in the limiting block 5; the outer end surface of the adjusting rod 33 is provided with a limiting surface 35, and the limiting groove 41 is matched and clamped with the limiting surface 35; the brake block 4 stretches into the groove 51 and limits the rotation of the adjusting rod 33 through the cooperation of the limiting groove 41 and the limiting surface 35; under the condition of rotation, the brake block 4 is separated from the groove 51, when locking is needed, the brake block 4 stretches into the groove 51, at the moment, the outer surface of the brake block 4 is attached to the surface of the groove 51 of the limiting block 5, the inner surface of the limiting groove 41 on the brake block 4 is attached to the limiting surface 35 of the adjusting rod 33, the limiting surface 35 can be pentagonal or any shape and can be matched with the limiting groove 41 to play a clamping role, and under the effect of the limiting surface 35, when the brake block 4 is inserted, the limiting surface 35 is clamped with the limiting groove 41, and the brake block 4 is fixed by the groove 51, so that the rotation of the adjusting rod 33 is limited; meanwhile, after the brake block 4 is inserted, the brake block 4 can be fixedly connected through the side wall of the limiting block 5 by bolts, so that the brake block 4 is prevented from being flown out by centrifugal force to fail after the fan 2 is started.
The working principle of the heat radiating device of the motor for the portal crane is as follows:
When lifting by crane the operation, jack-up motor 1 starts, fan 2 starts simultaneously and dispels the heat to jack-up motor 1, when jack-up motor 1 stops the operation, keep closed 10 minutes through the time delay contactor, guarantee fan 2 and continue to operate 10 minutes, until jack-up motor 1 stops operating after 10 minutes, the time delay contactor disconnection, radiator fan stops operating, the effectual heat dissipation time of jack-up motor 1 has been guaranteed, the inside temperature-sensing ware that still is provided with of electric box simultaneously, outdoor ambient temperature is higher in summer, when setting for jack-up motor 1 temperature to be greater than 45 degrees, the automatically controlled fan 2 of temperature-sensing ware starts, dispel the heat to jack-up motor 1.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (5)
1. A heat abstractor of motor for portal crane, its characterized in that: including jack-up motor (1) and electric box, install fan (2) on jack-up motor (1), electric box inside is provided with outage time delay relay and touch-control ware, jack-up motor (1) and touch-control ware electric connection, fan (2) and outage time delay relay and touch-control ware electric connection.
2. The heat dissipating device of a motor for a portal crane as set forth in claim 1, wherein: the fan (2) comprises a fan outer frame, a rotating motor is fixed inside the fan outer frame, the output end of the rotating motor is fixedly connected with a rotary table (21), one side of the rotary table (21) is fixedly connected with a clamping frame (22), one side of the clamping frame (22) is provided with a clamping groove (23), a clamping block (24) is detachably connected inside the clamping groove (23) through a bolt, the top of the clamping block (24) is provided with an angle adjusting structure, and the top of the angle adjusting structure is provided with fan blades (25).
3. A heat sink for a motor for a portal crane as claimed in claim 2, wherein: the angle adjusting structure comprises an adjusting box (3), a bearing is arranged on the bottom wall inside the adjusting box (3), a rotating shaft (31) is rotatably connected to the bearing, and the rotating shaft (31) rotatably penetrates through the top of the adjusting box (3) and is fixedly connected with fan blades (25); the angle adjusting structure further comprises an adjusting rod (33) which rotates to penetrate through the side wall of the adjusting box (3), a second bevel gear (34) is arranged at the inner end of the adjusting rod (33), and the first bevel gear (32) and the second bevel gear (34) are meshed with each other; the outer side wall of the adjusting box (3) is provided with a locking device matched with the outer end of the adjusting rod (33).
4. A heat sink for a motor for a portal crane as claimed in claim 3, wherein: the locking device comprises a brake block (4), wherein a limit groove (41) is formed in the brake block (4), the locking device further comprises a limit block (5) arranged on the outer side wall of the adjusting box (3), and a groove (51) matched with the shape of the brake block (4) is formed in the limit block (5); the outer end surface of the adjusting rod (33) is provided with a limiting surface (35), and the limiting groove (41) is matched and clamped with the limiting surface (35); the brake block (4) stretches into the groove (51) and limits the rotation of the adjusting rod (33) through the cooperation of the limiting groove (41) and the limiting surface (35).
5. The heat dissipating device of the motor for the portal crane of claim 4, wherein: the electric box is characterized in that a temperature sensor is further arranged inside the electric box and is electrically connected with the fan (2), and the temperature sensor is used for controlling the fan (2) to be started automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322608169.2U CN221177471U (en) | 2023-09-25 | 2023-09-25 | Heat abstractor of motor for portal crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322608169.2U CN221177471U (en) | 2023-09-25 | 2023-09-25 | Heat abstractor of motor for portal crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221177471U true CN221177471U (en) | 2024-06-18 |
Family
ID=91441544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322608169.2U Active CN221177471U (en) | 2023-09-25 | 2023-09-25 | Heat abstractor of motor for portal crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221177471U (en) |
-
2023
- 2023-09-25 CN CN202322608169.2U patent/CN221177471U/en active Active
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