51results about How to "Overcoming fear" patented technology

The invention discloses a shell-and-tube heat exchanger that has spiral traverse baffles with the projection of one third of an ellipse, and relates to the shell-and-tube heat exchangers with spiral traverse baffles, in particular to the technical field of the shell-and-tube heat exchangers with tubes that are arranged in an upright triangle. Tube plates of the shell and tube heat exchanger are concentrically arranged and welded at the two ends of a cylindrical shell, each traverse baffle is obliquely arranged inside the cylindrical shell, and the projection of each traverse baffle occupies about one third of the cross-section circle of the cylindrical shell, each traverse baffle consists of one curved ellipse edge and two straight edges, wherein, one edge that is coincident with or parallel to the major semi-axis of a tangential ellipse of the traverse baffle is taken as a reference edge, which is parallel to the connecting line of tube orifice centers of the tubes that are arranged in the upright triangle and contained in the traverse baffle, the other edge is an oblique edge, the reference edge of one traverse baffle and the oblique edge of the other adjacent traverse baffle are connected end to end, and tube orifices on each traverse baffle are arranged correspondingly to tube orifices on the tube plate. The shell-and-tube heat exchanger with the spiral traverse baffles achieves the aim of high heat exchange efficiency and lowered loss of resistance force and is applicable to the upright triangle arrangement of the tubes.

The invention relates to an adjustable-damping functional training system. In the system, a damping mechanism consists of a damping rod and a damping cylinder; the damping rod is fixedly connected with the damping cylinder; an adjusting valve is connected in the back end of the damping rod; the final adjusting state is fixed by using a damping gasket and an adjusting nut; the front end of the damping rod is fixedly connected with a connection rope valve; an external member is fixedly connected in the lower end of the damping cylinder; the upper end of the damping cylinder and the lower end ofthe external member are connected with a guide wheel and a pulley respectively; a spring is arranged in the damping cylinder; a connecting rope which is connected to the adjusting valve is connected with the spring through the transmission of the guide wheel; the other end of the spring is connected with the connection rope valve on the damping rod across a pulley through a rope; and the damping rod is fixed on a transverse pipe through a hanging piece. The adjustable-damping functional training system can be used for assisting a patient in performing upper limb rehabilitation training; due to the adoption of a compact structure, the upper limb rehabilitation training is more convenient; and the height of an elevating mechanism can be adjusted without the help of other people, so that theadjustable-damping function training system plays an important role in the upper limb rehabilitation training of a hemiplegic patient caused by cerebral apoplexy at a recovery period.

Disclosed is a giant circle training aid. A rotary frame which rotates around a transverse bar is arranged in the middle of a horizontal bar, a weight counterweight is arranged in the middle of one end of the rotary frame, and a both-foot fixing apparatus is arranged in the middle of the other end of the rotary frame; a back and abdomen stay wire elastic rack and a foot stay wire elastic rack are arranged on the transverse bar; a back and abdomen protecting ring is arranged in the rotary frame, and a back and abdomen stay wire ring is arranged on the periphery of the back and abdomen protecting ring; back and abdomen stay wires are respectively arranged on the back and abdomen protecting ring, are wound through the back and abdomen stay wire elastic rack and then are connected to one end of a stay wire fixing rod; and after being wound through a steering wheel, foot stay wires of the both-foot fixing apparatus are connected to the other end of the stay wire fixing rod. According to technical keys and rules of a giant circle behavior, standard behavior training and training safety protection are guaranteed, when a trainee stays at a headstand position when in the giant circle behavior, the trainee is pulled up by the both-foot fixing apparatus and the foot stay wires, both feet of the trainee are pulled straightly and are gathered, when the trainee rotates leftwards and rightwards, the lumbar spinal cord of the trainee is erected and straight via the back and abdomen protecting ring, the stay wire ring and the back and abdomen stay wire elastic rack, the trainee is still hung in the rotary frame even if the giant circle behavior is failed, and personnel safety is ensured during giant circle training.

A volatile refined oil for hypnotizing and improving sleep quality is prepared from grass-leaved sweetflag rhizome (60-90 wt.%) and ginger (10-40 wt.%). Its advantages are high effect, and no poison and irritation.

The invention relates to a pediatric blood drawing nursing device. The device comprises a base and a rubber rope, a drawer assembly is installed on one side of the inner wall of the base, a table plate is fixed to the upper portion of the outer portion of the base, a heating pad and a sliding rail assembly are sequentially arranged on the inner wall of the table plate from bottom to top, and an air bag assembly is installed above the sliding rail assembly. And a developing instrument is arranged above the air bag assembly, a motor is fixed to the other side of the inner wall of the base, and a lead screw is installed above the motor. The pediatric blood drawing nursing device has the beneficial effects that a plurality of strip-shaped air bags are annularly fixed to the inner wall of an annular cylinder plate and connected with an annular cavity shell through an electromagnetic valve, the annular cavity shell is connected with an air pump through an air conveying pipe, the developing instrument is matched to irradiate the position where blood vessels on the arm of a child are located, the arm is adjusted, the electromagnetic valve is controlled to convey air, the strip-shaped air bag where the blood vessel is located does not conduct air transmission, and unsmooth blood drawing caused by the fact that the blood vessel is pressed by the strip-shaped air bag is avoided, so the blood drawing success rate is increased.

The invention discloses an automatic acupuncture pen which comprises a pen holder, a pen hanger, a positioning head, a through hole, a gear-type rotating acupuncture box, an acupuncture depth controlsystem, a needle inserting and withdrawing system and a magnetic source. The pen hanger and the positioning head are connected at two ends of the pen holder in a threaded manner, the through hole is formed in the bottom end of the pen hanger, the gear-type rotating acupuncture box and the acupuncture depth control system are mounted inside the pen holder and sequentially connected with the positioning head, the needle inserting and withdrawing system is inserted into the gear-type rotating acupuncture box, the gear-type rotating acupuncture box comprises an acupuncture box, a gear-type rotating disk, a gear and an acupuncture box shell, the gear-type rotating disk and the gear are inserted into the acupuncture box, and the acupuncture box shell externally sleeves the acupuncture box. The acupuncture depth control system comprises a first push rod, a second push rod and a connecting rod, wherein the second push rod penetrates the through hole and is connected with the pen hanger, and the connecting rod is positioned between the first push rod and the second push rod. The needle inserting and withdrawing system comprises a transmission rod, a disk and a spring, wherein the disk is fixedly welded in the middle of the transmission rod, and the spring is wound on the transmission rod. The magnetic source is mounted inside the gear-type rotating disk. The automatic acupuncture pen issimple in structure, production cost is reduced, needle inserting depth can be adjusted, and operation and use of doctors are facilitated.

The invention relates to the field of battlefield protection of an individual soldier body, in particular to a multifunctional portable gun shield for an individual soldier. The multifunctional portable gun shield comprises a main bulletproof plate connected with a gun, an observation hole and a connecting hole are formed in the main bulletproof plate, a bulletproof plate connecting seat is connected into the connecting hole in a matched mode, and an aiming hole and a firearm connecting hole are formed in the bulletproof plate connecting seat. The protective area defined by the main bulletproof plate, a first bulletproof plate and a second bulletproof plate is used for protecting the head and the neck of the soldier, meanwhile the aiming hole and the observation hole formed in the main bulletproof plate are used for carrying out corresponding aiming shooting actions, the bulletproof plate connecting seat and the main bulletproof plate are connected and limited through the polygonal connecting hole, the bulletproof plate connecting seat and a firearm are fixedly connected through the firearm connecting hole, and therefore the main bulletproof plate and the firearm are fixedly connected, one gun and one shield are used in a matched mode, and the protection effect and the fighting capacity are greatly improved by combining a bulletproof vest and a bulletproof helmet.

The invention relates to a marine casualty rescue capsule which is in the shape of a circular flat ball made of steel plates and can be used by multiple persons, wherein the transverse diameter phi of the circular flat ball is 2,200mm and the vertical center height of the circular flat ball is 1,800mm. A balance column with the diameter phi of 320mm and the length of 1,700mm is arranged in a structural column at the center of the inner side of the rescue capsule and can pneumatically move and extend out of the rescue capsule downward to be used for preventing the rescue capsule from swaying and overturning. A seal capsule door is arranged on one side of the upper end of the rescue capsule in the transverse diameter, three chord windows and the capsule door are distributed uniformly in 90 degrees and are of the same height, two air path waterproof devices consisting of U-shaped bends are symmetrically arranged at the top end of the outer side of the rescue capsule and have the diameter phi of 100mm, one end of each air path waterproof device is connected with the interior of the rescue capsule, a part at 10mm of the lower end of the downward bent pipe opening of the other end of each air path waterproof device is provided with a floating ball bowl, a water outlet is arranged at the bottom of the floating ball bowl, and a vacuum-like floating ball is arranged in the floating ball bowl.

The invention discloses an all-weather fire and smoke real scene simulation training apparatus mainly used for simulating the phenomenon of combustion development of combustible matters in the air of a real fire scene, conducting researches on the development process of fires, training the reaction ability of fire-fighting personnel according to different fires, overcoming the fear, and putting out the fires accurately, effectively, and rapidly. According to the apparatus, various types of fire scenes can be simulated via the adjustment of the flow of solid combustible particles and combustible gas so that various simulation project trainings are realized; a host computer automatic control system is employed to perform safety protection and automatic record and analysis of training data; a combustor employs combustible gas as the fuel so that pollution to the surrounding environment is prevented; and an all-weather high-power automatic igniter is applicable to different weathers, and the training can be normally realized in weathers such as strong wind or heavy rain.

The invention discloses a small-sized portable air brazing welding gun. Air inlets which are communicated are formed on an air mixer, an adjusting valve component is formed by connecting an adjusting hand wheel, a shaft and nuts by screws and is matched with a reducing spring in a spring base, the spring base is arranged in a round nut, and the round and adjusting nuts are connected to the inner wall of a shell of a reducing valve; and a filter I is arranged in a thimble of an air bottle, a filter II and an air needle spring are arranged in an air needle base, a steel needle is also fixed on an air needle with an air needle sealing gasket, one end face of a disc-shaped bowl contacts the steel needle, and the other end of the disc-shaped bowl is matched and assembled with a sealing gasket which is tightly adhered to the spring base. The small-sized portable air brazing welding gun has the advantages that: the complete separation of liquid and air-phase gas is realized by setting two stages of filters, and combustible liquid-phase components cannot enter a gas channel, so that the phenomena of incomplete combustion and red flame are radically prevented; the reducing valve component has the dual functions of pressure adjustment and backfire prevention and can automatically close a flow channel of a gas bottle in case of backfire, so that hazard safety accidents caused by backfireare radically avoided and the safety of the gas bottle is guaranteed at the same time; and the small-sized portable air brazing welding gun is easy to operate, wide in application range, comfortable in handfeel and portable.

The invention provides berberine hydrochloride oral pill dried gel as well as a preparation method and applications of the berberine hydrochloride oral pill dried gel. According to the berberine hydrochloride oral pill dried gel as well as the preparation method and the applications of the berberine hydrochloride oral pill dried gel, firstly, the applications of berberine hydrochloride in preparing the medicines for treating heart diseases are defined, and secondly, the condition that the berberine hydrochloride oral pill dried gel comprises berberine hydrochloride pills uniformly distributed in gel matrix is defined, and the gel matrix comprises a gel forming agent, a curing agent, a corrigent, an aromatic, a preservative and a pH regulator. The berberine hydrochloride provided by the invention can be used for preparing the medicines for treating heart diseases, the treatment effects are obvious, and the side effects can be effectively reduced; for the berberine hydrochloride, through the pill coating technology, the stability of the medicine is improved, the bad smell of the medicine is masked, and the side effects are reduced; meanwhile, after the pill is added into the gel matrix, the slow release effect can be effectively achieved, so that the medicine taking times is reduced, the irritation to the gastrointestinal tract is reduced, the mouthfeel of the preparation is completely improved, the fearful mental state generated when children patients take the medicine is overcome, and the compliance is improved.

The invention relates to a common electrode of a crimping type insulation power semiconductor module. The common electrode is provided with an upper bending part and a lower bending part, wherein the two ends of the lower bending part are correspondingly provided with notches which are used for preventing the common electrode from forming an extrusion part in the bending and shaping process, the outer wall of the lower bending part is provided with a groove, and the groove is used for connecting the notches at the two ends, and is used for preventing the common electrode from forming a protruding part in the bending and forming process; the two ends of the upper bending part are correspondingly provided with notches which are used for preventing the common electrode from forming an extrusion part in the bending and shaping process, the outer wall of the upper bending part is provided with a groove, and the groove is used for connecting the notches at the two ends, and is used for preventing the common electrode from forming a protruding part in the bending and forming process. The common electrode has the advantages that the two sides of the bending parts of the common electrode are additionally provided with four notches, and the two grooves are punched or milled, so the crushing rate is greatly reduced; the qualified rate of insulation voltage reaches 98% to 100%, so the finished rate of the whole module in the production process is greatly improved.