Stair machine braking mechanism
Technical Field
The utility model belongs to the technical field of the stair machine, concretely relates to stair machine arrestment mechanism.
Background
The magnetic brake type reluctance device is usually used on the existing stair machine product, braking is controlled through a brake button by utilizing electromagnetism, and certain potential safety hazards exist in the mode.
Among them, the "brake mechanism of stair machine" disclosed in application number "CN201720349820.0" is also an increasingly mature technology, which "includes: the device comprises a transmission chain wheel, a reduction gearbox, a brake, a jointer, a belt conveying device and a speed reduction motor, wherein the transmission chain wheel is arranged on a rack of the stair machine, one end of the reduction gearbox is connected with the transmission chain wheel, the other end of the reduction gearbox is provided with a rotating shaft, the belt conveying device comprises a large transmission wheel, a small transmission wheel and a belt for connecting the large transmission wheel and the small transmission wheel, the rotating shaft of the reduction gearbox penetrates through the center of the large transmission wheel, the jointer is fixed on one surface of the large transmission wheel adjacent to the brake, and the device also has the following defects:
the device structure is comparatively complicated, and under some emergency, the device can't brake to bring certain potential safety hazard for the device, lack manual braking's structure simultaneously, thereby can't improve the practicality and the flexibility of device, so need design a stair machine braking structure that the practicality is strong.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stair machine arrestment mechanism, it is complicated to aim at solving current stair machine braking structure among the prior art, and under some emergency, the device can't brake to bring certain potential safety hazard for the device, lack manual braking's structure simultaneously, thereby can't improve the problem of the practicality and the flexibility of device.
In order to achieve the above object, the utility model provides a following technical scheme: a stair machine braking mechanism comprises an installation base, wherein installation grooves are formed in two sides of the top of the installation base, two installation plates are installed on the inner walls of the installation grooves, a rotating assembly is arranged between the two installation plates, an installation block is fixedly installed on one side of each installation plate, a through groove is formed in one side of each installation block, and an auxiliary assembly is arranged on the inner wall of each through groove;
the auxiliary assembly comprises two fixing seats and a hydraulic cylinder, the two fixing seats are installed on two sides of the inner wall of the through groove, the hydraulic cylinder is fixedly installed on one side, opposite to the fixing seats, of the hydraulic cylinder, one side of the hydraulic cylinder is fixedly connected with the braking clamp body through a hydraulic rod, a clamping portion is arranged on one side of the braking clamp body, and a braking pad is fixedly installed on the inner wall of the clamping portion.
In order to make it to be convenient for drive the brake disc and rotate, as the utility model relates to an it is preferred, the runner assembly is including installing the motor between two mounting panels, the output fixedly connected with axis of rotation of motor, the one end and the mounting panel of axis of rotation alternate to be connected, and extend to the inside of installation piece, the surface cover of axis of rotation is equipped with the brake disc.
In order to make to be convenient for protect the inside structure of installation piece, as the utility model relates to a preferred, a plurality of jack, a plurality of have been seted up at the edge of installation piece all be connected with a plurality of inserted bar block on the guard plate on the inner wall of jack.
In order to make the axis of rotation of being convenient for normally rotate, as the utility model relates to an it is preferred, first through-hole has been seted up to one side of mounting panel, the second through-hole has been seted up to one side of installation piece, the inner wall of first through-hole and second through-hole all alternates with the surface of axis of rotation and is connected.
In order to make it be convenient for it is fixed with mounting panel and installation pedestal mounting, as the utility model relates to an it is preferred, two first screw holes have all been seted up to the bottom of mounting panel, and are two sets of the inner wall of first screw hole is all through offering some two sets of second screw hole threaded connection on fastening bolt and two mounting groove inner walls.
In order to make be convenient for install the fixed mounting piece, as the utility model relates to an it is preferred, the equal fixed mounting in both sides of installation piece has the connecting plate, the third screw hole has been seted up to one side of connecting plate, the inner wall of third screw hole is seted up some fourth screw hole threaded connection through mounting screw and mounting panel one side.
In order to make the inside electrical apparatus that uses of controlling means of being convenient for, conduct the utility model relates to an it is preferred, one side fixed mounting of installation base has control panel, the motor passes through control panel and external power supply electric connection.
In order to make the noise that produces when being convenient for reduce the braking, as the utility model relates to an it is preferred, the outside cover of installation piece is equipped with the sound-proof housing, be equipped with the sound absorption layer on the inner wall of sound-proof housing, the inside packing on sound absorption layer has the sound of inhaling cotton.
Compared with the prior art, the beneficial effects of the utility model are that:
1) The two hydraulic cylinders on the two fixing seats respectively drive the two hydraulic rods to move, the two hydraulic rods respectively drive the two brake clamps to move, and when the two clamping parts on the two brake clamps are close to and contact with the brake disc, the two clamping parts are matched with friction force generated by contact of the two brake pads and the brake disc, so that the brake disc is locked to limit rotation of the rotating shaft, and the purpose of braking is achieved;
2) Through the sound-proof housing cooperation that is equipped with its inside sound absorbing layer that is filled with the sound cotton of inhaling, absorb and reduce the noise that braking process produced to reduce the influence to environment and user.
Drawings
The accompanying drawings 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 and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a mounting base according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a rotating assembly in embodiment 1 of the present invention;
fig. 4 is a schematic structural view of an auxiliary assembly according to embodiment 1 of the present invention;
fig. 5 is a schematic structural diagram of embodiment 2 of the present invention.
In the figure: 1. installing a base; 11. mounting grooves; 111. a second threaded hole; 12. mounting a plate; 121. a first through hole; 122. a first threaded hole; 123. fastening a bolt; 124. a fourth threaded hole; 13. mounting blocks; 131. a jack; 132. a protection plate; 133. a rod is inserted; 134. a second through hole; 135. a connecting plate; 136. a third threaded hole; 137. mounting screws; 14. a through groove; 15. a control panel; 2. a rotating assembly; 21. a motor; 22. a rotating shaft; 23. a brake disc; 3. an auxiliary component; 31. a fixed seat; 32. a hydraulic cylinder; 33. a hydraulic lever; 34. a brake caliper body; 35. a clamping portion; 36. a brake pad; 4. a sound-proof housing; 41. and a sound absorbing layer.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Example 1
Referring to fig. 1-4, the present invention provides the following technical solutions: a stair machine braking mechanism comprises an installation base 1, wherein installation grooves 11 are formed in two sides of the top of the installation base 1, two installation plates 12 are installed on the inner walls of the installation grooves 11, a rotating assembly 2 is arranged between the two installation plates 12, an installation block 13 is fixedly installed on one side of each installation plate 12, a through groove 14 is formed in one side of each installation block 13, and an auxiliary assembly 3 is arranged on the inner wall of each through groove 14;
the auxiliary assembly 3 comprises two fixing seats 31 arranged on two sides of the inner wall of the through groove 14, a hydraulic cylinder 32 is fixedly arranged on one side, opposite to the two fixing seats 31, of each fixing seat, one side of each hydraulic cylinder 32 is fixedly connected with a brake clamp body 34 through a hydraulic rod 33, a clamping portion 35 is arranged on one side of each brake clamp body 34, and a brake pad 36 is fixedly arranged on the inner wall of each clamping portion 35.
During the specific use, two pneumatic cylinders 32 on two fixing bases 31 drive two hydraulic rods 33 respectively and move, and two hydraulic rods 33 drive two braking clamp bodies 34 respectively and move, and when two clamping parts 35 on two braking clamp bodies 34 are close to and contact brake disc 23, the frictional force that two brake pads 36 and brake disc 23 contact production is cooperated to make brake disc 23 lock, in order to restrict the rotation of axis of rotation 22, thereby realize the purpose of braking.
In this embodiment, rotating assembly 2 is including installing motor 21 between two mounting panels 12, and motor 21's output fixedly connected with axis of rotation 22, and the one end and the mounting panel 12 of axis of rotation 22 alternate and are connected, and extend to the inside of installation piece 13, and the surface cover of axis of rotation 22 is equipped with brake disc 23.
When the stair machine is used specifically, the motor 21 drives the rotating shaft 22 to rotate, and the rotating shaft 22 drives the brake disc 23 to rotate, so that the stair machine works normally.
In this embodiment, a plurality of jack 131 has been seted up at the edge of installation piece 13, all be connected with a plurality of inserted bar 133 block on the guard plate 132 on the inner wall of a plurality of jack 131.
During the specific use, insert a plurality of inserted bar 133 in a plurality of jack 131 to it is fixed with the installation of installation piece 13 with guard plate 132, thereby is convenient for protect the inside structure of installation piece 13.
In this embodiment, a first through hole 121 is formed on one side of the mounting plate 12, a second through hole 134 is formed on one side of the mounting block 13, and inner walls of the first through hole 121 and the second through hole 134 are connected to the surface of the rotating shaft 22 in an inserting manner.
In particular, the rotating shaft 22 sequentially passes through the first through hole 121 and the second through hole 134, so that the rotating shaft 22 can normally rotate during operation.
In this embodiment, two first screw holes 122 have all been seted up to the bottom of two mounting panels 12, and the inner wall of two sets of first screw holes 122 is all through two sets of second screw hole 111 threaded connection who sets up some on fastening bolt 123 and the two mounting grooves 11 inner walls.
When the mounting plate is used specifically, the two sets of first threaded holes 122 are matched with the two sets of fastening bolts 123 and the two sets of second threaded holes 111, so that the mounting plate 12 is screwed in the mounting groove 11 on the mounting base 1.
In this embodiment, the two sides of the mounting block 13 are both fixedly mounted with a connecting plate 135, one side of the connecting plate 135 is provided with a third threaded hole 136, and the inner wall of the third threaded hole 136 is in threaded connection with a fourth threaded hole 124 formed in one side of the mounting plate 12 through a mounting screw 137.
During specific use, the two third threaded holes 136 are matched with the two mounting screws 137 and the two fourth threaded holes 124, so that the connecting plate 135 and the mounting plate 12 are conveniently screwed and fixed, and the mounting block 13 and the mounting plate 12 are conveniently mounted and fixed.
In this embodiment, a control panel 15 is fixedly installed on one side of the installation base 1, and the motor 21 is electrically connected to the external power source through the control panel 15.
When the stair machine is used specifically, the control panel 15 is used for controlling the motor 21, so that the stair machine can work normally.
The working principle is as follows: connect it with external power source when using this equipment, at first the starter motor 21 drives axis of rotation 22 and rotates, axis of rotation 22 drives brake disc 23 and rotates, thereby make the normal work of stair machine, when needs are braked the operation to the stair machine, can drive two hydraulic stem 33 respectively through two pneumatic cylinders 32 on two fixing bases 31 and remove, two hydraulic stem 33 drive two braking clamp 34 respectively and remove, two clamping part 35 on two braking clamp 34 are close to and when contacting brake disc 23, the frictional force that produces is contacted with brake disc 23 to two brake pads 36 of cooperation, thereby make brake disc 23 lock, with the rotation of restriction axis of rotation 22, thereby realize the purpose of braking.
Example 2
Referring to fig. 5, in order to reduce noise generated during braking, the present embodiment is characterized by the following features: in this embodiment, the outside cover of installation piece 13 is equipped with sound-proof housing 4, is equipped with sound absorption layer 41 on the inner wall of sound-proof housing 4, and sound absorption cotton is filled to sound absorption layer 41's inside.
During the specific use, sound-proof housing 4 cover is established in the outside of installation piece 13, and it has the cotton layer 41 of inhaling of sound to fill on the cooperation sound-proof housing 4 inner wall, absorbs the noise that braking process produced and reduces as far as to avoid influencing environment and user.