46results about How to "Prevent push" patented technology

The invention discloses a device and a method for maintaining and cleaning isolating switches. The device comprises a frame and a plurality of insulating rods. Universal self-locking rollers are arranged at the bottom of the frame, two symmetric slide rail mechanisms are arranged on the frame, each slide rail mechanism comprises two slide rails, the slide rails of each slide rail mechanism are symmetrically arranged on the frame, a slider is arranged between each two corresponding slide rails, a limiting stopper is arranged between the upper portions of each two corresponding slide rails, insulating rod angle and tightness adjusting mechanisms are arranged on the limiting stoppers, the sliders are provided with insulating rod tightness adjusting mechanisms, electric push-pull rods which are connected with the sliders are arranged in the frame, a detecting mechanism is arranged at an end of each insulating rod, gear motors are arranged at the upper ends of the insulating rods, and driving shafts of the gear motors are fixedly connected with cleaning mechanisms. The device and the method have the advantages that workers can maintain and clean the isolating switches in a live-line manner without climbing the rods, the device is high in detection efficiency and good in service safety performance, and the time and labor can be saved.

The invention discloses a coop rack for laying hen breeding. The coop rack comprises a first waste tank and a second waste tank, the first waste tank is located above the second waste tank, the firstwaste tank is of an annular structure, two electromotors are arranged on the inner side of the first waste tank through a support, output ends of the electromotors are in pin connection with gears, the gears are connected through a chain, the chain is connected to a clamping block, the clamping block is welded to the side wall of a push block, the push block is placed on the outer side of the first waste tank, and the upper end of the first waste tank is welded to the support. In the using process of the coop rack, eggs generated by laying hens are recycled through an egg rack, excrements of the laying hens fall down to the first waste tank, the recycle electromotors drive the push block to move so that the excrements in the first waste tank can be pushed into the second water tank, and therefore the cleaning of the excrements is convenient and the coop is kept clean and sanitary.

The invention relates to a safety pen capable of preventing children from opening the pen. The pen comprises a pen rod, a pen cap and a refill. The refill is arranged in the pen rod, a press rod capable of pressing the refill out of the pen rod is arranged in the pen cap, first threads are arranged under a protrusion, second threads matched with the first threads are arranged at the upper end of the lateral wall of the pen rod, an annular groove is formed in the refill, a flexible fixing piece matched with the annular groove is arranged on the refill, the flexible fixing piece is arranged in the groove, a first press rod is fixedly connected onto the flexible fixing piece, a first through hole matched with the first press rod is formed in the pen rod, and the first press rod penetrates the first through hole to extend to the outside of the pen rod. The safety pen can prevent the children from opening the pen cap or pressing the refill out and is high in safety.

The present invention relates to a CD changer of the 'carousel type', in which three or five optical recording media, referred to below as disk, are arranged on a rotatable disk holder, the carousel. It has a drawer (2) which can be moved between a retracted and an extended position by a drawer movement mechanism (8). The object of the invention is to propose a solution which improves the functionality of the CD changer. It is proposed in the invention that the drawer has a stop (15, 25) which, in the extended position, bears against a pin (11, 21) of the drawer movement mechanism (8), and which, when force acts on the drawer (2), exerts on the drawer movement mechanism a force which is directed in the radial direction of said mechanism.

The invention relates to a lifting adjustment device (1, 1') for adjusting seating furniture and / or reclining furniture, which has a housing (2, 2') and an adjusting plate (3), wherein the adjusting plate (3 ) is held in the housing (2, 2') in such a way that it can be partially pulled out of the housing (2, 2'). For easy adjustment, it is proposed that at least one clamping part (10) movable relative to the adjusting plate (3) between a clamping position and at least one adjustment position is arranged such that the at least one clamping part (10) In the clamped position, it is clamped in the gap (9) between the adjusting plate (3) and the housing (2) in such a way that the pushing of the adjusting plate (3) into the housing (2) is prevented. .

The utility model relates to an agricultural grain drying device, which belongs to the field of agricultural machinery equipment. The solar panel is fixed on the base of the solar panel, the front end of the first baffle is connected with the first lever, the rear end is connected with the first rotating shaft, and the pulling plate is fixed in the second rotating shaft, so The universal wheel is fixed under the long plate at the front end of the cover, the camera is installed on the base of the camera, the controller is located between the base of the camera and the battery, the battery is fixed on the cover, and the motor has Two of them are respectively fixed on two motor bases, two of the wheels are oppositely installed on the motors, and three of the distribution devices are fixed under the cover plate. The invention uses the camera to identify the path, the controller to plan the path, and the solar panel to provide energy, so that the flat plate spreads the grain evenly, and the material distribution device re-divides the grain, replacing the steps of manual drying of the grain, reducing manual labor and improving work efficiency.

The invention relates to a safety pen which comprises a pen holder, a pen case and a pen refill. The pen refill is arranged in the pen holder, a press rod capable of squeezing the pen refill out of the pen holder is arranged in the pen case, a projection is arranged on an inner ring of an opening of the pen case, a flange matched with the projection is arranged at the upper end of the outer side wall of the pen holder, an annular groove is formed in the pen refill, a flexible fixing part is matched with the annular groove and arranged in the groove, a first press rod is fixedly connected onto the flexible fixing part, the pen holder is provided with a first through hole matched with the first press rod, and the first press rod penetrates the first through hole and extends to the outside of the pen holder. A child can be prevented from opening a pen cap or pressing out the pen refill, and safety is high.

The invention relates to a safety pen prevented from being opened by a child. The safety pen comprises a penholder, a pen cap, a drive device and a refill. The refill is arranged in the penholder, a protrusive ring is arranged on the refill, an elastic assembly is arranged at the front end of the refill in a sleeved mode, and the drive device comprises a connecting rod, a clamping head and a positioning device. The connecting rod is fixedly connected with the clamping head which is connected with the refill, protrusive strips are arranged on the side edge of the clamping head, grooves are formed in the lower end of the pen cap, the upper ends of the protrusive strips are matched with the grooves, the positioning device is fixed in the penholder, and the positioning device comprises sliding strips. The ends of the sliding strips are inclined planes, and stopping strips are arranged between the sliding strips at intervals. The refill comprises an upper portion of the refill and a lower portion of the refill. The protrusive ring is arranged on the lower portion of the refill, a first through hole is formed in the penholder, a pull rod is arranged to be fixedly connected with the upper portion of the refill, a first groove is formed in the lower portion of the refill, a flexible fixing part is arranged, pressure rods are arranged on the flexible fixing part, and the pressure rods penetrate through the first through hole to extend to the outside of the penholder. The child can be prevented from opening the pen cap or the pressing the refill out, and therefore safety is high.

The invention discloses a factory building for industrial production of large-scale components, which includes a room body, a snow removal mechanism 1 and a snow removal mechanism 2, the room body includes guide rails and sliding covers, and a plurality of hoisting openings for allowing large-scale components to pass are arranged on the roof. A fixed block is fixed on the side wall, and a chute is provided on the fixed block. The two ends of the guide rail are slidably connected with the two chutes. The beam slides on the guide rail, and the support beam is fixed on the side wall of the room body. There are multiple cylinders distributed on the support beam. The piston rod of the cylinder is connected to the guide rail. The sliding cover can be raised and lowered and slid, and can completely cover the lifting opening when closed. There is a baffle on the side of the lifting opening and a sealing strip is wrapped around the edge of the lifting opening, which can prevent rain and snow from entering the room. When the sliding cover is opened, the lifting opening is exposed. The gantry crane can hoist large components out, and the snow removal mechanism 1 and snow removal mechanism 2 can push down the snow accumulated on the roof and sliding cover.