43results about How to "With braking function" patented technology

A horizontal novel centrifugal concentrator comprises a frame (8), an outer cover (1), a rotating drum (2), a variable frequency reducing motor (4) connected with the rotating shaft of the rotating drum through a coupler (3), a flushing system (5) arranged in the outer cover and connected with an external water supply system, an ore distributor system (6) below the outer cover, an ore receiving bucket (7) below the outer cover, a feeding system (9) arranged outside the outer cover and communicated with the rotating drum, wherein the rotating drum comprises the rotating shaft, a horn-shaped rotating disc and a circular truncated cone-shaped rotary drum; the rotating shaft is sleeved with the rotating disc; the rotating disc is sleeved with the rotary drum; the large end surface of the rotary drum is connected with the outer edge of the rotating disc; the tilt angle of the opening in the internal face of the rotary drum is 2-6 degrees; the flushing system comprises a water inlet pipe with a pneumatic ball valve and flushing nozzles in the rotary drum; the ore distributor system comprises a cylinder, an oscillating shaft, a connecting arm and an ore distribution hopper; one end of the connecting arm is connected with the push rod of the cylinder and the other end of the connecting arm is connected with the oscillating shaft; a lifting arm at the top of the ore distribution hopper is connected with the oscillating shaft; the feeding system comprises an ore distribution box and at least two feeding nozzles; a pneumatic knife gate valve is arranged at the ore inlet of the ore distribution box; the feeding nozzles are mounted at the tail ends of feeding pipes of the ore distribution box and face to the internal face of the rotary drum. The horizontal type novel centrifugal concentrator has a simple structure and a good concentration effect, and is easy to control and maintain.

The invention discloses a self-movable herringbone ladder. The self-movable herringbone ladder comprises a top seat, a front frame body, a rear frame body and a linkage support, wherein the top partsof the front frame body and the rear frame body are correspondingly connected with the top seat in a hinged mode; universal wheels for moving are installed at the bottom ends of the front frame body and the rear frame body correspondingly; a front frame upper transverse bar and rear frame upper transverse bar are arranged on the upper parts of the front frame body and the rear frame body correspondingly; and a placing platform is fixed above the front frame upper transverse bar in a welded mode, and a power pedal is erected above the rear frame upper transverse bar. According to the self-movable herringbone ladder, people is enabled to control the movement of the ladder on the ladder, going down and pushing the ladder are not required, the time of traveling to the destination is saved, andthe working efficiency is improved; and the front frame upper transverse bar is connected with the placing platform, so that when the people use the herringbone ladder, articles can be placed on theplacing platform in advance, and use is convenient.

The invention provides a pair of self-running shoes. The self-running shoes are characterized in that the front end of a speed increasing box is provided with a main shaft; two ends of the main shaft are respectively connected with the front end of one actuating arm; at least two actuating arm connecting rods are connected between the two actuating arms; and the back ends of the actuating arms are hinged with the middle of pedal plates by pedal plate hinging shafts; two sides below the front part and the back part of the speed increasing box are respectively provided with a pair of front wheels and a pair of driving wheels; driving gears and driven gears are respectively arranged on the main shafts in the speed increasing box and driving wheel shafts provided with the driving wheels; and middle gear groups are arranged between the driving gears and the driven gears; overrun clutches are arranged on the driving gears and any gears of the middle gear groups or the driven gears; and resetting springing devices are arranged between the actuating arms and the speed increasing box. The self-running shoes have the advantages that the gravity which is alternately applied by two feet is taken as a forward power, so that the quick forwarding is realized. Thus, the self-running shoes are very labor-saving, convenient to use, suitable for the use of most people, and wide in applicable scope.

The invention relates to a conical rotor DC permanent magnet braking motor, which includes a casing, a main shaft, a stator core, a rotor core and a brake. Swimmingly supported on the left and right end covers, a spring thrust device is provided between the rotor core and the left end cover, the brake is a friction brake, including matching dynamic brake parts and customized brake parts, and the dynamic brake parts are fixed on the left end. On the main shaft outside the cover, the custom stopper is fixedly connected with the left end cover, the main shaft speed is 200r / min-900r / min, and the braking torque is 50N / m-2000N / m. The invention enables the DC permanent magnet motor to have a braking function, and when it is used in occasions such as driving a crane reel, the structure of the whole machine can be significantly simplified, the overall volume can be reduced, and the manufacturing cost and operating cost can be reduced.

The invention discloses a multifunctional brake-by-wire energy recovery auxiliary system and a control method thereof, comprising: an accelerator pedal, an accelerator pedal pressure sensor, a vehicle speed sensor, a brake pedal, a brake pedal pressure sensor, and an electronic hydraulic auxiliary braking system Assembly, plunger pump clutch device and main controller; the system of the present invention has the advantages of compact structure and high space utilization rate. It has the function of auxiliary braking, and can also perform energy recovery during auxiliary braking, which is safe and economical, and can reduce the quality of the vehicle and improve the use space of the vehicle.

The invention discloses a seasickness relieving device which comprises a cabin body and a spatial position maintaining mechanism, wherein the cabin body is spherical; the cabin body is sleeved with an inner hoop; the inner hoop is sleeved with an outer hoop; the cabin body is connected with the inner hoop, the inner hoop is connected with the outer hoop, and the outer hoop is connected with an installation space through a bearing, so that the whole seasickness relieving device is provided with a vertically rotating shaft and two horizontally rotating shafts; the installation space rotates relative to the inner hoop by the aid of the vertically rotating shaft; and the outer hoop rotates relative to the inner hoop by the aid of one horizontally rotating shaft, and the inner hoop rotates relative to the cabin body by the aid of the other horizontally rotating shaft, and the cabin body is kept stable. The seasickness relieving device has the advantages as follows: the spatial position of the system is kept to be constant by the aid of the spatial position, spatial position change of the cabinet body mounted in the system with the shaking of a ship body can be prevented, and stimulation of ship shaking to ears is reduced, so that the seasickness possibility is reduced.

The invention relates to the technical field of casters, in particular to a universal caster, including a height adjustment braking module, an anti-collision module, a rolling module, a power storage module, and a microcontroller. The top of the universal caster is provided with a support , the support is in the shape of a boss; a shell is provided under the support of the universal caster, and the shell is in the shape of a hollow boss; the height-adjusting brake module is located under the support, and the height-adjusting brake module is used to adjust the universal The height of the caster, and slow down the speed of the universal caster and prevent rolling; the anti-collision module is located inside the housing, and the anti-collision module is used to prevent the universal caster from colliding with other objects; the rolling module is located under the support shaft, rolling The module is used for the rolling of the universal caster; the power storage module is located under the support shaft, and the power storage module is used for the electric energy of the universal caster; the invention can better adapt to the height of the universal caster in different applicable occasions, making the braking more convenient , the anti-collision process is automated, and saves power during use.

The invention discloses a medical suspension bridge. The medical suspension bridge comprises a slide carriage and a suspension bridge cross beam, wherein the slide carriage can slide along a sliding rail of the suspension bridge cross beam; a brake mechanism is arranged on one side of the slide carriage; and the brake mechanism can respond to the operation of an operator to be selectively in contact with the lower surface of the suspension bridge cross beam. In the using process of the medical suspension bridge, automatic drifting of equipment caused by external factors can be avoided after the equipment stops. The medical suspension bridge has the advantages of convenience for assembling and disassembling and low cost. The invention also discloses the slide carriage which can slide along the suspension bridge cross beam. The brake mechanism is arranged on one side of the slide carriage. The brake mechanism can respond to the operation of the operator to be selectively in contact with the lower surface of the suspension bridge cross beam and has a brake function.

The application provides a solenoid valve assembly control device and method, which relate to the technical field of solenoid valve assembly control. The MCU is electrically connected to the first driving module, the safety module and the second driving module respectively, the safety module is electrically connected to the first driving module, and the solenoid valve assembly is electrically connected to the first driving module and the second driving module respectively, wherein the solenoid valve assembly It is used to connect with the brake oil circuit. The second drive module is used to turn on or off according to the first drive signal of the MCU to control the opening and closing state of the solenoid valve assembly. The safety module is used to control the first drive when the MCU fails. The driving module is in the off state, and the safety module is also used to generate a control signal according to the second driving signal of the MCU when the MCU is working normally, and the first driving module is used to turn on or off the third driving signal of the MCU according to the control signal , and powers the solenoid valve assembly when turned on. The present application has the advantage of being able to ensure that the first driving module is turned off when the MCU fails, thereby improving safety.