CN216555088U - Hollow shaft magnetic powder brake - Google Patents
Hollow shaft magnetic powder brake Download PDFInfo
- Publication number
- CN216555088U CN216555088U CN202123028828.2U CN202123028828U CN216555088U CN 216555088 U CN216555088 U CN 216555088U CN 202123028828 U CN202123028828 U CN 202123028828U CN 216555088 U CN216555088 U CN 216555088U
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- magnetic powder
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- powder brake
- shaft
- brake
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Abstract
The utility model relates to the technical field, in particular to a hollow shaft magnetic powder brake, which effectively improves the heat dissipation effect of the magnetic powder brake, does not need additional electric energy in the heat dissipation mode, and plays a role in saving electric energy, and comprises the magnetic powder brake, wherein a hollow brake shaft is arranged inside the magnetic powder brake, a plurality of heat dissipation fins are arranged at the front end of the magnetic powder brake, a connecting seat is arranged at the front end of each heat dissipation fin, a protective cover is arranged at the front end of each connecting seat, a hollow connecting shaft is arranged inside the protective cover, a plurality of fan blades are arranged outside the hollow connecting shaft, a plurality of exhaust holes are arranged at the rear part of the protective cover, each exhaust hole penetrates through the protective cover from the inside to the outside of the protective cover, a plurality of connecting screw holes are arranged at the front part of the magnetic powder brake, internal threads are arranged inside the connecting screw holes, connecting holes are arranged on the connecting seat, and the connecting seat is connected with the connecting screw holes through bolts, the inside of the protective cover is arranged in a hollow mode, and the protective cover is connected with the hollow connecting shaft through a bearing.
Description
Technical Field
The utility model relates to the technical field of magnetic powder brakes, in particular to a hollow shaft magnetic powder brake.
Background
As is known, a magnetic powder brake, commonly known as a magnetic powder brake, is of a natural cooling type, transmits torque according to an electromagnetic principle and by using magnetic powder, has the characteristic that an excitation current and the transmission torque are basically in a linear relationship, can transmit certain torque under the condition of not relating to slip, has the advantages of high response speed, simple structure, no pollution, no noise, no impact vibration, energy conservation and the like, is an automatic control element with multiple purposes and excellent performance, and is widely applied to unreeling and reeling tension control in the industries of papermaking, printing, plastics, rubber, spinning, printing and dyeing, electric wires and cables, metallurgy, tablet presses and other related reeling processing industries. Magnetic particle brakes are also often used for dynamometer loading and braking of transmission machinery, among other things.
The magnetic powder brake is an automatic control assembly with excellent performance; the magnetic powder is used as a working medium, and the exciting current is used as a control means, so that the aim of smoothly controlling the change braking or the change transmission torque is fulfilled; and have advantages such as sensitive response speed simple structure, in the magnetic powder brake who uses generally at present, all there is certain problem in structural design, because some magnetic powder brakes need work for a long time, lead to the magnetic powder brake overheated easily, and present magnetic powder brake all is relatively weak in this aspect of the heat dissipation, basically lean on magnetic powder brake self structure to give off the heat, lead to the needs that can not satisfy production, some magnetic powder brakes can externally install electric fan and dispel the heat to magnetic powder brake, extravagant a large amount of electric energy, to above-mentioned condition, carry out technical innovation on current magnetic powder brake basis.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides the hollow shaft magnetic powder brake, which effectively improves the heat dissipation effect of the magnetic powder brake, and the heat dissipation mode does not need to use extra electric energy, thereby playing the role of saving the electric energy.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: hollow shaft magnetic powder brake, including magnetic powder brake, magnetic powder brake's inside is provided with hollow braking shaft, magnetic powder brake's front end is provided with the several fin, the connecting seat is installed to the front end of fin, the front end of connecting seat is provided with the protection casing, the inside of protection casing is provided with hollow connecting axle, the outside of hollow connecting axle is provided with the several fan blade, the rear portion of protection casing is provided with the several hole of airing exhaust, every hole of airing exhaust all runs through to the outside of protection casing in the inside of protection casing, magnetic powder brake's front portion is provided with the several and connects the screw.
Furthermore, the inside of connecting the screw is provided with the internal thread, is provided with the connecting hole on the connecting seat, and the connecting seat passes through bolted connection with connecting the screw.
Furthermore, the inside of protection casing is hollow setting, and protection casing and hollow connecting axle pass through the bearing and connect.
Furthermore, a rectangular connecting clamping groove is formed in the hollow brake shaft, a rectangular connecting clamping groove is also formed in the hollow connecting shaft, and the sections of the two connecting clamping grooves are equal.
Furthermore, the radiating fins are made of aluminum alloy.
Furthermore, the material of protection casing is the metal steel.
(III) advantageous effects
Compared with the prior art, the utility model provides a hollow shaft magnetic powder brake, which has the following beneficial effects:
this hollow shaft magnetic powder brake, through the setting of hollow connecting axle and fan blade, hollow braking axle and the hub connection of being braked, hollow connecting axle also with the hub connection of being braked, when the hub connection of being braked rotates, drive hollow connecting axle and fan blade and rotate, fan blade rotates and produces mobile air and dispel the heat to the magnetic powder brake, thereby effectively improve the radiating effect of magnetic powder brake, and fan blade rotation need not additionally to use the electric energy, the effect of practicing thrift the electric energy has been played, through the setting of fin, the effectual radiating efficiency who improves magnetic powder brake, through the setting of protection casing, the effect of protecting the fan blade has been played, prevent that the pivoted fan blade is impaired or scratch staff.
Drawings
FIG. 1 is a schematic diagram of an isometric configuration of the present invention;
FIG. 2 is a schematic diagram of an exploded isometric structure of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is an exploded top view of the present invention;
FIG. 5 is a schematic view of an isometric configuration of the shield of the present invention;
fig. 6 is a rear view structural diagram of the protective cover of the present invention.
In the figure: 1. a magnetic powder brake; 2. a hollow brake shaft; 3. a heat sink; 4. a connecting seat; 5. a protective cover; 6. a hollow connecting shaft; 7. a fan blade; 8. an air exhaust hole; 9. and connecting the screw holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the hollow shaft magnetic powder brake of the present invention includes a magnetic powder brake 1, a hollow brake shaft 2 is disposed inside the magnetic powder brake 1 to connect with a braked shaft, a plurality of heat dissipation fins 3 are disposed at the front end of the magnetic powder brake 1 to effectively improve heat dissipation efficiency, and the heat dissipation fins 3 are made of aluminum alloy and have good heat dissipation effect.
The front end of the radiating fin 3 is provided with a connecting seat 4 which plays a role of connecting a protective cover 5 and the magnetic powder brake 1, the front end of the connecting seat 4 is provided with the protective cover 5 which plays a role of protecting fan blades 7 and preventing the rotating fan blades 7 from being damaged or scratching workers, the protective cover 5 is made of metal steel, a hollow connecting shaft 6 is arranged inside the protective cover 5 and plays a role of connecting with a braked shaft, the interior of the protective cover 5 is hollow, the protective cover 5 and the hollow connecting shaft 6 are connected through a bearing, a rectangular connecting clamping groove is arranged on the hollow braking shaft 2, a rectangular connecting clamping groove is also arranged on the hollow connecting shaft 6, the sections of the two connecting clamping grooves are equal, the braked shaft respectively plays a role of fixing the hollow braking shaft 2 and the hollow connecting shaft 6, a plurality of fan blades 7 are arranged outside the hollow connecting shaft 6, when the braked shaft rotates, the hollow connecting shaft 6 and the fan blades 7 are driven to rotate, and the fan blades 7 rotate to generate flowing air to dissipate heat of the magnetic powder brake 1, so that the heat dissipation effect of the magnetic powder brake 1 is effectively improved, the fan blades 7 rotate without using electric energy additionally, and the electric energy is saved.
The rear portion of protection casing 5 is provided with the several hole 8 of airing exhaust, and the air that flows is discharged by hole 8 department of airing exhaust, and every hole 8 of airing exhaust all runs through to the outside of protection casing 5 in the inside of protection casing 5, and the front portion of magnetic powder brake 1 is provided with the several and connects screw 9, and the inside of connecting screw 9 is provided with the internal thread, is provided with the connecting hole on connecting seat 4, and connecting seat 4 and connecting screw 9 pass through bolted connection, the installation and the dismantlement of the protection casing 5 of being convenient for.
In summary, when the hollow shaft magnetic powder brake is used, the hollow brake shaft 2 on the magnetic powder brake 1 is connected with the braked shaft, the hollow connecting shaft 6 is also connected with the braked shaft, the anti-slip cover is rotated to align the connecting hole of the connecting seat 4 with the connecting screw hole 9, the magnetic powder brake 1 is connected with the connecting seat 4 by using the bolt, when the braked shaft rotates, the magnetic powder brake 1 controls the rotating speed and the tension of the braked shaft, the hollow connecting shaft 6 and the fan blade 7 are driven to rotate while the braked shaft rotates, and the fan blade 7 rotates to generate flowing air to dissipate heat of the magnetic powder brake 1.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Hollow shaft magnetic powder brake, including magnetic powder brake (1), its characterized in that: the inside of magnetic powder stopper (1) is provided with hollow brake axle (2), the front end of magnetic powder stopper (1) is provided with several fin (3), connecting seat (4) are installed to the front end of fin (3), the front end of connecting seat (4) is provided with protection casing (5), the inside of protection casing (5) is provided with hollow connecting axle (6), the outside of hollow connecting axle (6) is provided with several fan blade (7), the rear portion of protection casing (5) is provided with several hole (8) of airing exhaust, and every hole (8) of airing exhaust all runs through to the outside of protection casing (5) in the inside of protection casing (5), the front portion of magnetic powder stopper (1) is provided with several connection screw (9).
2. The hollow shaft magnetic powder brake of claim 1, wherein: the connecting structure is characterized in that internal threads are arranged inside the connecting screw holes (9), connecting holes are formed in the connecting base (4), and the connecting base (4) is connected with the connecting screw holes (9) through bolts.
3. The hollow shaft magnetic powder brake of claim 1, wherein: the inside of protection casing (5) is hollow setting, protection casing (5) and hollow connecting axle (6) are connected through the bearing.
4. The hollow shaft magnetic powder brake of claim 1, wherein: the hollow brake shaft (2) is provided with rectangular connecting clamping grooves, the hollow connecting shaft (6) is also provided with rectangular connecting clamping grooves, and the sections of the two connecting clamping grooves are equal.
5. The hollow shaft magnetic powder brake of claim 1, wherein: the radiating fins (3) are made of aluminum alloy.
6. The hollow shaft magnetic powder brake of claim 1, wherein: the protective cover (5) is made of metal steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123028828.2U CN216555088U (en) | 2021-12-02 | 2021-12-02 | Hollow shaft magnetic powder brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123028828.2U CN216555088U (en) | 2021-12-02 | 2021-12-02 | Hollow shaft magnetic powder brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216555088U true CN216555088U (en) | 2022-05-17 |
Family
ID=81539925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123028828.2U Active CN216555088U (en) | 2021-12-02 | 2021-12-02 | Hollow shaft magnetic powder brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216555088U (en) |
-
2021
- 2021-12-02 CN CN202123028828.2U patent/CN216555088U/en active Active
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