44results about How to "Fixed in time" patented technology

The invention discloses a prefabricated protection slope structure and a construction method thereof. The prefabricated protection slope structure comprises a soil retaining case frame, prefabricatedconnectors and prefabricated connecting caps. The soil retaining case frame is composed of prefabricated case frame beams. A first through hole is formed in the middle portion of each prefabricated connector. Each prefabricated connector is tensioned onto a slope surface though an anchor rod penetrating through the corresponding first through hole. Connecting clamping grooves are formed in the periphery of each prefabricated connector. The ends of each prefabricated case frame beam are embedded into the corresponding connecting clamping grooves. The lower side of each prefabricated connectingcap is provided with a groove. The four sides of each groove are provided with openings used for receding the prefabricated case frame beams. A second through hole is formed in the middle portion of the groove bottom of each groove. An anchor rod penetrates through the corresponding through hole. A net abutting against the outer side face of the corresponding prefabricated connecting cap is in threaded connection with each anchor rod. The prefabricated protection slope structure provided by the invention is high in construction efficiency, low in cost and more stable in structure.

The invention relates to a novel baby carrier circuit board which comprises a circuit board body, wherein a heat dissipation plate is fixedly bonded on the lower end face of the circuit board body; a plurality of heat dissipation grooves are formed in the upper end face of the heat dissipation plate; a plurality of cooling fins are integrally arranged on the lower end face of the heat dissipation plate; a plurality of left support legs are integrally arranged at the left end of the heat dissipation plate; a plurality of right support legs are integrally arranged at the right end of the heat dissipation plate; a left vertical support plate is detachably arranged at the left end of the circuit board body; a right vertical support plate is detachably arranged at the right end of the circuit board body; a transverse support plate is fixedly arranged at the upper ends of the left vertical support plate and the right vertical support plate; at least one cooling fan is arranged on the lower end face of the transverse support plate; an air guide cover is detachably arranged at the lower end of the cooling fan; and an air outlet of the air guide cover face towards the upper end face of the circuit board body. With the adoption of the technical scheme, the board is reasonable and simple in structure, easy in mounting and dismounting operation, is fixed reliably and dissipates heat timely; the heat dissipation performance can be improved; and an electronic element is long in service life.

The invention discloses a flowing-out-preventing type membrane rupture device for the gynecology and obstetrics department and belongs to the field of medical instruments. The flowing-out-preventing type membrane rupture device comprises a syringe and is characterized in that a conical head is connected to the front end of the syringe, a push piston is arranged in the syringe, a straight tube section is formed at the front port of the conical head, and the tip of a puncture needle fixed at the front end of the syringe extends into the straight tube section; a conical cover is fixed to the tipof the puncture needle, a permanent magnetic ring component which can expand and contract sleeves the puncture needle, the permanent magnetic ring component is connected to the rear end of the conicalcover, and the periphery of the permanent magnetic ring component in the initial state is in alignment with the periphery of the rear end of the conical cover; at least three permanent magnets whichare annularly distributed in an equal-interval manner are arranged in the permanent magnetic ring component, and positions, corresponding to the permanent magnets, inside the straight tube section areprovided with electronic magnets which can attract the permanent magnets; a drainage tube is connected to one side of the rear end of the conical head. The flowing-out-preventing type membrane rupture device cannot damage the fetus and the membrane during membrane rupture, can timely fix a puncture opening formed after the membrane rupture to prevent puncture opening position change and can efficiently prevent the amniotic fluid from flowing out.

The invention discloses a motor ventilation structure which comprises a box body and a shell fixedly arranged at the front end of the box body, a plurality of shutters are arranged on the shell, a flashing board is correspondingly arranged above the box body, a plurality of air inlets are formed in the side wall of one side of the box body, and a dust screen is arranged on the side, away from theair inlets, in the box body. A plurality of partition plates are fixedly arranged in the box body, the interior of the box body is divided into a plurality of inner cavities by the partition plates, the partition plates and the air inlets are correspondingly arranged, a plurality of spoilers are arranged in the inner cavities at intervals, and the spoilers are arranged on the upper walls and the lower walls of the inner cavities respectively. The motor ventilation structure is ingenious in design and reasonable in structure, the dustproof structure and the structure for promoting air circulation can be conveniently mounted and dismounted while effective heat dissipation and dust prevention are conducted on the motor, and it is guaranteed that the motor can work normally.

The invention relates to the technical field of cardiovascular medicine patient auxiliary oxygen supply, in particular to cardiovascular medicine patient auxiliary oxygen supply breathing equipment which comprises an oxygen cabinet, two lifting assemblies, an oxygen bottle loading module, an oxygen bottle fixing and oxygen flow control module and an oxygen supply module. The oxygen breathing mask is used for assisting in wearing of the cardiovascular patient, on one hand, the oxygen breathing mask can be directly sent to the cardiovascular patient through the oxygen supply module, and the cardiovascular patient can conveniently wear and use the oxygen breathing mask in time, and on the other hand, when the cardiovascular patient falls asleep, the oxygen breathing mask is accidentally knocked off; the oxygen breathing mask which is knocked off can be correctly worn on the face of the cardiovascular patient again at any time through the oxygen supply module, and then oxygen supply interruption of the cardiovascular patient is prevented.

An automatically fixing device set bottom surface of image scanning device contains stop block and clamping assembly, scanner moving driving belt set between stop block and clamping assembly, when aid scanner moving then clamping assembly clamping said driving belt to make positioning.

The invention discloses an obstetrics and gynecology anti-outflow membrane rupture device, belonging to the field of medical appliances, comprising an injection cylinder with a cone head connected to the front end, an injection piston is arranged in the injection cylinder, and the side where one end of the injection cylinder is connected to the cone head is fixed. There is a puncture needle extending to the side where the front port of the cone head is located; the outer surface of the front end of the cone head is fixed with an arched cover plate to form an annular cavity, the front port of the ring cavity surrounds the front port of the cone head in a ring shape, and the annular cavity is connected to the inside of the cone head through the air vent; There are at least three rotating rods along the circumference of the annular chamber. The front end of the rotating rod is located at the front port of the annular chamber and attached to the cover plate. The rear end of the rotating rod is hinged on the side wall of the rear end of the annular chamber. An electromagnet that magnetically attracts the permanent magnet is built in the side wall of the front port of the cone head; a drainage tube is provided on one side of the rear end of the cone head. The invention does not cause damage to the fetus and the capsule during the membrane rupture process, and can fix the puncture opening formed after the membrane rupture in time, thereby avoiding position changes of the puncture opening and effectively preventing amniotic fluid outflow.

The invention discloses a sheet coil inductance dispensing machine, the structure of which comprises a storage turntable, a base, a mounting frame, a melting glue barrel, a drip stick cylinder, and a glue dispensing head. There is a drip stick cylinder and a glue dispensing head, the glue drop cylinder and the glue dispensing head are matched, the glue dispensing head is connected with a pipeline auxiliary sleeve and a connecting pipeline, and the glue dispensing head is connected with the melt barrel through the connecting pipeline. The pipeline auxiliary sleeve and the connecting pipeline are nested together to improve the connection tightness of the connecting pipeline, protect the fixed durability of the connecting position of the connecting pipeline, and greatly reduce the damage rate. Sleeve, supporting base, heating pipe, exhaust port, heater, heat outlet, the hot air generated by the heating of the heater passes through the heat outlet, the heating pipe is output to the exhaust port, and the hot gas discharged from the exhaust port acts on the connection In the pipeline, so as to realize the drying effect on the inside of the connecting pipeline.