34results about How to "Optimizing the Portfolio Structure" patented technology

A RF microwave connector for telecommunication comprises a plug; a metal housing of the plug is combined with an insulator; a female terminal is combined with the hollow portion of the insulator; the female terminal has a main body, two opposite contact plates are extended from two sides of one end of the main body for clamping a male terminal; an arc shape of clamping section is disposed at another end of the main body, two edges of the clamping section are symmetrically arched so as to allow the edges of the clamping section to be bended oppositely smoothly to clamp inner wires of a coaxial cable stably when that the clamping section is combined with the inner wires is processed.

A RF microwave connector for telecommunication has a central terminal with a guiding groove and a fixing groove. The diameter of the cross section of the guiding groove is larger than the diameter of an inner wire of a coaxial cable and the diameter of the cross section of the upper end of the fixing groove is smaller than the diameter of the inner wire. The inner wire is thrust in the fixing groove by the walls of the fixing groove to cause the combination of the central terminal and the inner wire to be more stable and the connector to have better signal transmission quality by thrusting the inner wire into the fixing groove.

The invention provides a backpack-tent integrated individual load carrier which comprises a backpack cylinder formed by connecting backpack side face cloth by using a zipper; the backpack cylinder is connected to backpack top face cloth and backpack bottom face cloth by means of zippers, and provided with double shoulder straps; the backpack side face cloth is connected to front tent face cloth and tent ground cloth; the backpack top face cloth is connected to tent front face cloth which is connected to the backpack side face cloth, the front tent face cloth and the tent ground cloth; a tent door and tent front support rods are arranged at an arch edge of the tent front face cloth; the backpack side face cloth and the front tent face cloth are connected to rear tent face cloth, and tent middle support rods are arranged at the joints; two lower edges of the rear tent face cloth are connected to two side edges of the tent ground cloth; the backpack bottom face cloth is connected to tent rear face cloth which is connected to the rear tent face cloth and the tent ground cloth; and tent rear support rods are arranged at the arch edge of the tent rear face cloth. According to the invention, the weight and size of the backpack-tent integrated individual load carrier can be effectively reduced, and the comfort of carrying and using the backpack-tent integrated individual load carrier can be improved.

The invention discloses a backpack and tent integrated camping tool which adopts the structural design of integration of a backpack, a tent and an inflatable bottom pad. A tent body of the tent is connected with the inflatable bottom pad through zippers and is erected by arch-shaped air columns on the inflatable bottom pad; and the zippers arranged on the tent body of the tent are connected in a buckling manner to form the backpack. The combined structure of the backpack and tent integrated camping tool is optimized, so that the weight of the backpack and tent integrated camping tool is further reduced, the carrying volume of the camping tool is decreased, and the use comfortableness is improved; meanwhile, a ground mat of the tent and supports of the tent are of an integrated inflatable bottom pad and inflatable arch-shaped column structure, so that the tent is easy and convenient to erect, and the firmness and the stability of the whole structure of the tent are also improved; and by the design of the inflatable bottom pad, the problems of rainwater prevention, dampness prevention, cold prevention and outdoor camping comfortableness during the use of the tent are well solved.

The pressure reducing and wetting bucket can utilize the pressure difference between outside and inside the bucket in the process of wetting the inside space without obvious raise in the inside pressure. The pressure reducing and wetting bucket includes bucket body and sealing cover connected to the bucket body. The cover has at least one water vapor outlet pipe with one end inside the pressure reducing storage container and the other end over the water surface inside the bucket, and at least one air inlet pipe with one end in water inside the bucket and the other end to atmosphere. The present invention also provides a kind of pressure reducing storage system including the said wetting bucket.

The invention discloses a drilling tool assembly and a drilling process for a thousand-meter-deep L-shaped ground pre-grouting drilling, a thousand-meter-deep L-shaped ground pre-grouting drilling process, and a thousand-meter-deep L-shaped ground pre-grouting drill Hole drilling technology, including straight hole drilling, deflection section drilling and horizontal section drilling, deflection section drilling includes deflection section drilling with an inclination angle greater than 45° and deflection section drilling with a well inclination angle less than 45° Drilling in the inclined section; during the drilling of the building section, on the premise that the building rate meets the design requirements, replace the drilling tool assembly after drilling a single drill pipe length and drill 2m in combination; One vertical drill pipe or pure drilling for more than 24 hours, short tripping and drilling 10-15 vertical drill pipes. The invention satisfies the construction requirements of modified ground pre-grouting drilling in the horizontal roadway of a thousand-meter-deep wellbore, and solves the problems of large back-up resistance of rock powder, high difficulty in tripping and drilling, drill sticking and hole collapse when drilling to the horizontal directional section. problem, and reduce the stress and strain fatigue damage of the drilling tool under the condition of the drill pipe rotation.

The invention relates to the field of a battery, and in particular relates to an AA hydro-energy battery. The AA hydro-energy battery comprises a copper barrel shell, a magnesium bar and electrolyte, wherein the magnesium bar is arranged in the center of the copper barrel shell, the electrolyte is filled between the copper barrel shell and the magnesium bar, and the positive copper barrel shell, the negative magnesium bar and the negative electrolyte form a battery combination; the electrolyte consists of a solid mixture and water which is injected in use, and the solid mixture consists of the following components by weight percent: 35 to 45 percent of manganese dioxide, 15 to 25 percent of copper powder and 30 to 40 percent of exquisite carbon powder. The AA hydro-energy battery has the advantages of good environmental friendliness, optimized electrolyte formula, optimized battery combination, optimized structure design, large capacity, small internal resistance, high efficiency, repeatability in use after the water is charged into the battery, long service life and high cost performance.

An integrated carrying tool for a tent and rucksack, comprising a four-slope tent body composed of a front tarpaulin, a rear tarpaulin, a left tarpaulin and a right tarpaulin, the lower end of the four-slope tent body is connected to the ground cloth, and Supported by two cross tent poles, the four-slope tent body is provided with a rectangular top surface constituting the bottom of the rucksack. The four corners of the top surface are two rucksack combination zippers extending straight down from the starting point. The front of the rucksack is formed between the two rucksack combination zippers on the front tarpaulin, and the back of the rucksack is formed between the two rucksack combination zippers on the back tarpaulin. The right side of the rucksack is formed between the two rucksack combined zippers on the left tarpaulin, and the left side of the rucksack is formed between the two rucksack combined zippers on the right tarpaulin. Sac top. The tent-backpack integrated carrying device has the advantages of simple structure, small volume, light weight, convenient mutual conversion between the tent and the backpack, and good comfort and practicability in use.

The invention discloses a rising double pendulum-blade vertical-axis wind generating set, comprising a generator and a wind wheel assembled on a vertical axis of the generator, wherein a fan blade is composed of an upper blade section and a lower blade section; a hinge element is respectively arranged at the connected ends of the upper blade section and the lower blade section; a hinge head is arranged at one end of a support rod; a hinge mechanism comprises a compression spring, a wire rope, a guide mechanism and a first pin shaft, which are transversely arranged inside the support rod; one end of the first wire rope and one end of the second wire rope are arranged inside the guide mechanism in a penetrating manner and connected with one end, far away from the fan blade, of the compression spring; the other end of the first wire rope is connected with an upper suspension loop; the other end of the second wire rope is connected with a lower suspension loop; the first pin shaft simultaneously penetrates through the hinge element of the upper blade section, the hinge element of the lower blade section and the hinge head of the support rod; the two blade sections of the fan blade rotate around the first pin shaft to adjust the windward area; the rotation angle and auxiliary fallback of the fan blade can be defined by using elasticity of the compression spring. The rising double pendulum-blade vertical-axis wind generating set is compact in structure, good in hinge, strong in wind resistance, and wide in wind speed range, and the generator is protected.

The invention discloses a multifunctional intelligent tea table. The multifunctional intelligent tea table comprises multiple layers, the surface layer is a table top, and a touch control nano-film and an LCD / LED display device are arranged on the table top, wherein the touch control nano-film is protected by transparent glass, and the LCD / LED display device is arranged below the touch control nano-film. The other part of the table top is a wooden surface, a cover plate capable of being opened in a sliding mode is arranged on the wooden surface, and a tea water collector and an electromagnetic water boiling heater are located on the second layer and contained in a space closed by the cover plate. Holes penetrating into the tea water collector are further formed in the wooden surface dispersedly. An air purifying device, a humidifying device, a wireless heating and refrigeration control device and a plurality of sensor monitoring devices are arranged on the third layer. The multifunctional intelligent tea table not only has the basic functions of article placing, tea brewing and water selecting of a tea table, but also is a multimedia center and information platform with the touch interaction function, enables people to acquire information conveniently when having tea or sitting at the tea table, integrates practicality, experience, interactivity and entertainment and can be widely applied to places such as a supermarket, a bank, a mall, a hotel, an airplane and a station.

The invention discloses a vacuum valve remote control system and method. The system comprises a vacuum valve, a speed reduction motor, a rotation stop flange, rotation stop pulleys, a fixed sliding sleeve and a control system body; a valve rod is connected with an output shaft of the speed reduction motor through a coupler, the inner side step of the rotation stop flange is matched with a flange protrusion at the end of the output shaft of the speed reduction motor and is fixed through a screw, multiple thread holes are evenly formed in the outer wall of the rotation stop flange, the rotation stop pulleys are fixed to the rotation stop flange through the thread holes, the fixed sliding sleeve is arranged outside the rotation stop flange, a flange base is arranged at one end of the fixed sliding sleeve, the flange base is in abut joint with the flange end of the vacuum valve, the flange base is locked through a fixing clamp and a screw, sliding grooves are milled in the side wall of the fixed sliding sleeve, the number and the position of the sliding grooves correspond to those of the rotation stop pulleys, and the rotation stop pulleys can slide along the sliding grooves. Remote control of the vacuum valve can be achieved, and according to instructions, opening and closing of the vacuum valve can be achieved.