37results about How to "Easy brake operation" patented technology

The present technique, in accordance with one exemplary embodiment, relates to a motorized pulley. The exemplary motorized pulley includes a rim or housing inside of which are disposed an electric motor and a gear assembly, which is configured to transfer torque of the electric motor to the housing. Thus, during operation of the motor, the exemplary pulley rotates the housing in relation to a support structure to which the motorized pulley is mounted. To improve the dissipation of heat generated during operation of the motor, the motor is thermally coupled to the frame. Additionally, the rotor shaft of the exemplary motorized pulley extends into the external environment surrounding the pulley, thereby facilitating the operation of a machine element located externally with respect to the pulley via the electric motor disposed within the pulley.

An hydraulic brake apparatus of a motorcycle, including a main frame having a pair of right and left frame members extending rearward from a head pipe, and equipment arranged in a space between the right and left frame members. The hydraulic brake apparatus further includes at least one brake fluid pipe, wherein the at least one brake fluid pipe is arranged so as to extend rearward from near the head pipe along an upper surface at least one of the frame members.

The invention discloses a braking device suitable for sewing sweaters, which comprises a foot pedal, a height adjusting member, a vertical connecting rod 1, a vertical connecting rod 2, a swing rod and a pull rod, the height adjusting member includes a sleeve, and the sleeve is arranged horizontally , the inner walls of both ends of the sleeve are provided with internal threads, the two ends of the sleeve are connected with adjusting bolts, the body of the sleeve is provided with two through holes running through its upper and lower sides, and the upper part of the vertical connecting rod one is installed through it. One through hole and fastened by one of the adjusting bolts, the lower end of the vertical connecting rod one is fixed on the pedal, the lower part of the vertical connecting rod two is installed through the other through hole and fastened by another adjusting bolt, the vertical The upper end of the connecting rod 2 is hingedly connected to one end of the swing rod. The pull rod is a reverse S-shaped structure formed by connecting two opposite U-shaped parts. One end of the pull rod is hingedly connected to the swing rod. When swinging down, push the top block at the middle part of the pull rod. The sweater sewing device of the present invention has simple structure and convenient operation.

The invention relates to an eye vision measuring device, which comprises a foot base and a storage slot. Inside the left and right ends of the bottom end of the foot base are provided with internal penetration grooves, and a transmission rotor is arranged in the middle of the bottom end of the foot base. The transmission rotor The outer side is provided with an inner groove, and the top of the inner groove is connected with the limit plate, the top of the middle part of the foot seat is connected with a central column, and the inside of the central column is provided with a groove, and the inner end of the groove is arranged with a groove There is a column, and a central storage is arranged in the middle of the slot column, and the outer side of the top of the central storage is connected with a material opening. The beneficial effects of the present invention are: the eyesight measuring device is provided with a storage slot, a connecting piece and a spring column, and the connecting piece can be connected and placed through the large-diameter storage slot, and at the same time, it passes through the arc structure at the left and right ends of the connecting piece, that is It can be conveniently used in conjunction with the side connection pin, and the connecting piece can be pushed down by the elastic force of the spring column, so that the limiting plate can be moved down for braking operation.

The invention relates to the technical field of rail engineering vehicles, in particular to a braking system and method for rail engineering vehicles. The braking system for rail engineering vehicles includes a locomotive and an operating vehicle. A train pipe, a first independent braking pipe and a second independent braking pipe are respectively connected between the locomotive and the operating vehicle. The locomotive includes a first automatic braking valve, The first individual brake valve, the first distribution valve, the first action valve and the first brake cylinder, the work vehicle includes the second automatic brake valve, the second individual brake valve, the second distribution valve, the second action valve and The second brake cylinder, the first automatic brake valve and the second automatic brake valve are respectively connected with the two ends of the train pipe. The brake system for rail engineering vehicles provided by the present invention has a more reasonable structure, which is convenient for realizing the synchronous braking or relief function between the locomotive and the work vehicle, and does not need to be provided with a separate release function for the locomotive or work vehicle, which simplifies the track engineering Vehicle features that improve braking efficiency.

The invention discloses a braking structure of a sweater sewing device. The structure comprises a pedal, a height adjusting member, a first vertical connecting rod, a second vertical connecting rod, aswing rod and a pull rod; the height adjustment member comprises a sleeve tube, the sleeve tube is horizontally arranged, inner threads are arranged on inner walls of the two ends of the sleeve tube,adjusting bolts are connected with the two ends of the sleeve tube, two through holes which penetrate through the upper and lower surfaces of a sleeve tube body of the sleeve tube are formed in the sleeve tube body, the upper portion of the first vertical connecting rod is installed in one of the through holes in a penetration mode and fastened through one of the adjusting bolts, the lower end ofthe first vertical connecting rod is fixed on the pedal, the lower portion of the second vertical connection rod is installed in another through hole in a penetration mode and fastened through another adjusting bolt, the upper end of the second vertical connection rod is hinged to one end of the swing rod, the pull rod is of a reversed S-shaped structure which is formed by the connection of two reversed U-shaped parts, one end of the pull rod is hinged to the swing rod, and a supporting block used for supporting and pushing the middle of the pull rod when the swing rod swings downwards is arranged on the swing rod. The sweater sewing device has the advantages of being simple in structure and convenient to operate.

The invention discloses a bench-type drilling machine which is easy to operate and use. A support frame, the upper edge of the support frame is fixedly connected with a casing, the upper end of the casing is fixedly connected with a fixed frame, the upper end of the fixed frame is fixedly connected with a drive motor at the rear, and the output end of the drive motor A drive gear is fixedly connected to the lower end of the fixed frame, the front part of the drive gear is meshed with a transmission gear, the middle part of the transmission gear is interspersed and movably connected with a transmission mechanism, and the middle and lower part of the transmission mechanism is transmission-connected with an adjustment mechanism , the middle part of the outer surface of the adjustment mechanism is movably connected with a locking mechanism. The table type drilling machine which is easy to operate and use according to the present invention can conveniently control the height position of the drill through the No. 1 electromagnet, the No. 2 electromagnet and the control button.

A brake device for an exercise bicycle comprises a frame and a brake mechanism; the frame includes a front frame, a rear frame and a liftable front that is placed on the top of the front frame; the brake mechanism comprises a brake wrench arranged on the vehicle head, a brake leather bracket arranged on the outer periphery of the flywheel, and a brake wire connecting the brake leather bracket andthe brake wrench; the brake leather bracket is pivotally connected with the frame, and one end thereof is connected with a brake wire; an upper part of the brake line is arranged along the pipe cavityof the front frame, and the upper end is connected with a brake wrench; a lower part of the brake line penetrates a guide hole of a side wall of the bottom part of the front frame and is connected with a brake leather bracket; and a curling section is arrange at the lower part of the brake line, the curling section is longer than the lifting and lowering adjustment distance of the front frame. The brake device for the exercise bicycle has the advantages of simple structure, fast braking operation, convenient braking operation, easy braking operation, not only realizing the height adjustment of the head, but also ensuring the normal operation of the brake device.

The invention relates to a rope body structure release assembly, which includes a base, a winding frame and a braking mechanism. The base includes a seat plate and two support rods arranged at intervals on the seat plate. A chute is provided, the winding frame is set between two support rods, the rope body structure is wound on the winding frame, and the two ends of the winding frame are respectively hinged with the upper ends of the support rods; the braking mechanism includes a brake block, a brake Moving rod, gear, rack, steering pulley and pulley, with the cooperation of the rope body structure, brake lever, steering pulley, gear, rack and pulley of the winding frame, the brake block can automatically move to the winding The position where the spool abuts or separates from the spool. The rope body structure releasing assembly of the present invention can realize automatic braking.

The invention discloses a mobile bracket of oxygen welding equipment; and a longitudinal beam and a cross beam manufactured by square steel pipes and a support plate and a panel manufactured by steel plates are welded as a bracket with two sections of recesses. Two universal trundles are welded at the lower part of the left end of the bottom of the bracket; two trundles are welded at the lower part of the right end of the bottom of the bracket; and trolley handles manufactured by round steel pipes are welded on the inner and outer sides of the left end of a bottom frame. An acetylene gas bottle is supported and fastened on the bracket; and similarly, an oxygen bottle is supported and fastened on the bracket. When an oxygen welding operation position needs to move, users can conveniently realize linear and steering pushing of the oxygen welding equipment and the bracket. Brake pedals are arranged on the two universal trundles for convenient braking by feet, so that the oxygen welding equipment and the bracket are stopped in situ without moving. The mobile bracket of the oxygen welding equipment is flexible and convenient for use, and can be widely applied to related working process needing an oxygen welding process as vehicle trail manufacturing and maintenance.

The invention discloses a hand winch with a buffer braking function of a tail rope for construction of a distribution circuit, which comprises a hand winch arranged on a support frame. A tail rope buffer braking mechanism is also arranged on the support frame which is positioned below the hand winch; a secondary grinding center for winding the tail rope is fixed on a shaft, and the shaft can be rotationally arranged on the support frame; a ratchet is integrally arranged at one side of the secondary grinding center; and a pawl matched with the ratchet is arranged on the support frame. The structure of the hand winch is that a main grinding center is fixed on a driven shaft; a set of gear speed reduction transmission mechanism and a set of gear speed acceleration transmission mechanism are respectively arranged on a drive shaft and the driven shaft; a main ratchet is integrally arranged at one side of a main grinding center; and a main pawl matched with the main ratchet is arranged on the support frame. The hand winch with the buffer braking function of the tail rope for construction of the distribution circuit has the characteristics of high security, strong practicability, flexible operation and high efficiency of circuit construction.

The invention discloses a brakeable caster wheel, which aims to solve the problems of complex structure and poor braking effect of the existing brake device on the caster wheel. The invention includes a mounting frame and a roller, the mounting frame is connected with a mounting shaft, the rolling wheel is rotated and mounted on the mounting shaft, a brake pedal is mounted on the mounting shaft, a liftable lifting rod is installed on the mounting frame, brake blocks are installed at the end of the lifting rod, and the lifting The rod is provided with an upper protrusion, and the brake pedal is provided with a top plate. With the rotation of the brake pedal, the top plate abuts on the upper protrusion and pushes the elevating rod to move upward so that the brake block abuts against the inner wall of the roller to realize braking. The brake device on the caster has simple structure, convenient brake operation and good brake effect.

The invention discloses a double grinding and crushing device for the biological medicines. The double grinding and crushing device comprises a grinding annular cylinder and a bottom base plate located on the lower side of the grinding annular cylinder, wherein the bottom of a driving vertical shaft is connected with an output shaft of a grinding motor arranged on the upper end surface of the grinding annular cylinder through a coupling, four annularly arrayed support rod frames are fixedly arranged on the outer side wall, located on the inner side of a first grinding slot, of the driving vertical shaft, first grinding rolls are mounted on the lower sides of two support rod frames, a plurality of annularly distributed through holes are further formed in the side wall of the lower end of the first grinding slot, and a top plate is arranged at the top end of the driving vertical shaft; and four annularly distributed mounting rod frames are arranged in a second grinding slot, second grinding rolls are mounted on the lower sides of two mounting rod frames, and annular grinding net plates are annularly arranged on the bottom wall of the second grinding slot. By utilizing a double grinding manner, the grinding effect is improved; and the double grinding and crushing device is controlled by the same motor, so that the braking operation is facilitated, meanwhile, the blockage can be avoided, the efficiency is relatively high, and the practicability is relatively strong.