128results about How to "Stable structural design" patented technology

The invention relates to an enclosed animal experiment operation box and aims to solve the problems that the conventional pharmacological animal experiment causes environmental pollution which causes damage to instruments and equipment and influences experimenters' health, the operation view is not clear, and the light is insufficient. The enclosed animal experiment operation box comprises a box body and an operational table assembled inside the box body and used for fixing an experimental animal, and is characterized in that the box body comprises a base, a frame, a front baffle, a back baffle, a left baffle, a right baffle and an erector, fixed limiting posts and adjustable limiting posts are arranged on the operational table and limited to the rails of the base, guiding rods and an adjusting screw rod used for controlling the erector to move are arranged on the base, and a magnifier is arranged in the picture frame of the erector. According to the invention, the enclosed animal experiment operation box has the advantages of being simple in operation, convenient to adjust and the like, and provides modern experimental equipment with a clean and excellent working environment; the view is clean and the light is sufficient when experiments are carried out; the accuracy and the success rate of the experiments are significantly improved, and the experimental appropriation expenditure is reduced.

The invention relates to an anti-theft device by utilizing infrared detection and directions to trigger alarms, which can particularly effectively achieve the aim of sending off an alarm if illegal and no alarm if legal. A plurality of infrared emitters distributed in rectangular frames or non-rectangular frames and a plurality of corresponding infrared receivers form an infrared barrier detector net, and a front infrared receiving head and a rear infrared receiving head in each infrared receiver are respectively a triggering infrared receiving head and a non-triggering infrared receiving head; when a person or an object enters from the direction of the triggering infrared receiving head, an infrared triggering head triggers the infrared barrier detector net to send off the alarm, and when the person or the object enters from the direction of the non-triggering infrared receiving head, the infrared triggering head does not trigger the infrared barrier detector net to send off the alarm.

The invention discloses a full-set dismantling and installing construction method of a bridge overpassing an existing line. Full-set dismantling and installing construction is conducted on a plurality of beam segments needing to be dismantled of a used beam to be dismantled from front to back. The full-set dismantling and installing construction method comprises the steps that firstly, a pavement layer of the bridge surface is milled; secondly, roof-propping is conducted on the beam segments; thirdly, preparatory work is conducted before hoisting; fourthly, hoisting and moving-out are conducted; fifthly, one beam segment is installed after replacement; sixthly, full-set dismantling and installing construction of the next beam segment is conducted, specifically, full-set dismantling and installing construction is conducted on the next beam segment needing to be dismantled of the used beam to be dismantled according to the first step to the fifth step of the method; and seventhly, the sixth step is repeated once or more than once till full-set dismantling and installing construction of all the beam segments needing to the dismantled in the used beam to be dismantled is completed. The method is simple in step, reasonable in design, easy and convenient to implement and good in using effect, full-set dismantling and installing construction of the bridge overpassing the existing line can be completed easily, conveniently and rapidly, the construction process is safe and reliable, the construction period is short, and the method is economical and practical.

Provided is a ventilator integrated on a lower transverse keel of a unitized curtain wall. The ventilator integrated on the lower transverse keel of the unitized curtain wall solves the problems that in the prior art, energy waste is caused by irregular ventilation, and the external decorative effect of a curtain wall is influenced. The ventilator integrated on the lower transverse keel of the unitized curtain wall is technically characterized in that a ventilator body which is composed of a shell body, a cross-flow fan and end plates is integrated in the lower transverse keel, the lower transverse keel comprises a cavity closing channel with ventilation openings, a sectional material of a V-shaped groove, and a housing body used for fixing the cross-flow fan, the included angle between the horizontal plane and the V-shaped groove is 45 degrees, the cross-flow fan is fixedly arranged in the V-shaped groove, a long-strip-shaped through hole of the upper ventilation opening of the cavity closing channel and a hole formed in the position corresponding to a stagger ventilation hole of a movable baffle are the same, closing and opening of the cavity closing channel are achieved through relative movement between the movable baffle and the end face, with the upper ventilation opening, of the cavity closing channel, and a detachable pinch plate with an air outlet is arranged on the inner side of a lower transverse keel chamber. The ventilator integrated on the lower transverse keel of the unitized curtain wall is reasonable in structural design, facilitates cleaning, maintenance and replacement of the internal fan, achieves regular ventilation of buildings, achieves the purpose of energy saving, and ensures uniformity of the decorative effect of the unitized curtain wall.

The invention discloses an ultrasonic wave vibration equal channel angular extrusion combined mold. An ultrasonic wave vibration system is fixed on a mold base in the vertical direction; an L-shaped concave mold hole is formed in the output end of the ultrasonic wave vibration system; the feeding direction of the concave mold hole is parallel to the ultrasonic wave vibration direction; the discharge direction of the concave mold hole is perpendicular to the ultrasonic wave vibration direction; guide columns are uniformly arranged on the mold base; guide sleeves which relatively move in match with the guide columns are arranged on the guide columns; the guide sleeves are fixed on a top base of the mold; a convex mold is also fixed on the top base of the mold; a plurality of material guide sleeve support rods are uniformly fixed on the mold base; material guide sleeve fixing plates are fixed on the tops of the material guide sleeve support rods; material guide sleeves in match with the convex mold are fixed on the material guide fixing plates; the material guide sleeves are positioned above the convex mold hole; gaps are formed between the material guide sleeves and the concave mold hole. The ultrasonic wave vibration system and an equal channel angular extrusion mold are reasonably combined to form the ultrasonic wave vibration equal channel angular extrusion combined mold, so that both the yield stress and the flowing stress of a material are reduced, and crystal grains of the material are refined, and the comprehensive mechanical property of the material is improved.

A tensioning rail unit for an endless drive, comprises a tensioning rail arranged for pivoting about a pivotable arrangement and a tensioner acting on the tensioning rail and including a housing and a tensioning piston guided in the housing, wherein the housing has an arm having attached thereto a first element of the pivotable arrangement, the tensioning rail has attached thereto a second element of the pivotable arrangement, and the first and second elements are adapted to be mounted at a mounting position by means of a plug-in movement and to be transferred to a locked operating position by means of a subsequent pivoting movement. The first or the second element is configured as an accommodation pocket open in the direction of the pivot axis, the accommodation pocket being provided with a pocket opening having a lateral opening which is open over an angular range of less than 180°, and the respective other element is configured as a pivot pin held by a fastening section dimensioned at the mounting position, that can be attached in the direction of the pivot axis due to the lateral opening of the accommodation pocket and engages then, by the subsequent pivoting movement, a locking slot intersecting the pocket opening, the locking slot being formed in the accommodation pocket.

The invention discloses a tension leg platform based vertical axis wind turbine and vertical-horizontal two-direction wave power generation integrated structure, and belongs to the field of ocean energy utilization. The integrated structure comprises a vertical axis wind turbine, a two-direction wave power generation device, two-direction hydraulic power generation systems located in the two-direction wave power generation device, a tower structure, a tension leg platform structure and a matched power transmission system. Relative vertical motion of the two-direction wave power generation device and the tower structure drives a vertical piston (or relative horizontal motion drives a horizontal piston) to compress liquid in hydraulic cylinders, the liquid passes through first unidirectionalinflow valves (or passes through second unidirectional inflow valves in the reverse direction) to enter hydraulic motors, the hydraulic motors are driven to rotate, and therefore power generation devices are driven to generate power. In addition, tension leg structures can effectively control longitudinal shaking and transverse shaking of a floating platform, good operation of a top fan is facilitated, and huge tower bending moment loads caused by top large-mass cabin inertial motion are controlled.

The invention discloses a single pile platform-based vertical axial wind turbine-bidirectional wave energy device-tidal current energy device integration structure, and belongs to the field of ocean energy utilization. The single pile platform-based vertical axial wind turbine-bidirectional wave energy device-tidal current energy device integration structure comprises a vertical axial wind turbine, a bidirectional wave energy power generation device, a bidirectional hydraulic power generation system located in the bidirectional wave energy power generation device, a tower structure, a single pile supporting platform structure, a tidal current energy power generation device and an assorted power transmission system. The integration structure obtains wind energy by using the vertical axial wind turbine at the upper part, obtains wave energy by using the vertical and horizontal bidirectional wave energy power generation devices arranged on the water level of the tower structure, and obtains tidal current energy by using the tidal current energy power generation device arranged on the underwater single pile supporting platform structure. The bidirectional wave energy device can simultaneously make use of motions relatively vertical and horizontal to the tower structure to drive a hydraulic transmission system to generate power, thus effectively improving the utilization efficiencyof wave energy.

The present invention provides a foldable transferring and nursing robot. The foldable transferring and nursing robot comprises folding bottom plates, a telescopic device, lifting devices and holdingdevices; the folding bottom plates comprise folding slideways and Mecanum wheels are arranged at bottom parts of the slideways; the telescopic device comprises a transverse telescopic rack and two groups of longitudinal telescopic racks arranged on both sides of the transverse telescopic rack, and bottom parts of each group of the longitudinal telescopic racks are all provided with one group of the folding bottom plates; both ends of the transverse telescopic rack and one ends of the longitudinal telescopic racks all are fixed on the slideways; the lifting devices are arranged on the longitudinal telescopic racks and used for driving the holding devices to lift; the holding devices comprise telescopic multi-stage telescopic beams and two groups of arc-shaped supporting rods are arranged onthe multi-stage telescopic beam; and the lifting devices are fixed below the multi-stage telescopic beams. The foldable transferring and nursing robot solves problems that nursing patients are transported manually, labor intensity for transferring the patients is high and secondary damage is easy to cause.

The invention relates to a five-freedom-degree hybrid moxibustion robot. The five-freedom-degree hybrid moxibustion robot comprises a sliding seat, a frame, a static platform, a movable platform, a two-freedom-degree rotating head, a moxibustion clamp, a first motion chain, a second motion chain, a third motion chain and a fourth motion chain; the frame is fixed on the sliding seat; the static platform is fixed on the top of the frame; the movable platform is arranged in front of the static platform; the movable platform is connected to the static platform through the first motion chain, the second motion chain, the third motion chain and the fourth motion chain; the two-freedom-degree rotating head is connected on the movable platform in series; and the moxibustion clamp is arranged on asecond rotating head of the two-freedom-degree rotating head and is used for fixing a moxibustion box. The moxibustion box moves along an appointed movement track by the first movement chain, the second movement chain, the third movement chain and movement control of two rotational freedom degrees of the two-freedom-degree rotating head, the automation degree is high, positioning is accurate, movement is flexible, and the moxibustion robot can adapt to curved surfaces of human bodies for moxibustion.

The invention discloses a crossing existing line bridge girder dismounting method. A dismounted bridge girder is a girder crossing an existing railway line and is formed by splicing a plurality of girder segments to be dismounted from front to back. During complete set dismounting construction of any segment to be dismounted, the process comprises the following steps that firstly, a bridge deck pavement is milled, specifically, the bridge deck pavement of the girder segment constructed currently is milled; secondly, the girder segment is jacked up, specifically, the girder segment constructed currently is horizontally jacked upwards through a vertical jacking device, so that the girder segment constructed currently is separated from two supporting piers; thirdly, preparation operation before hoisting is conducted; and fourthly, the girder segment constructed currently is horizontally hoisted upwards through a bridge girder erection machine and moved to the outer sides of the two supporting piers. The method is simple in step, reasonable in design, easy and convenient to construct and good in application effect, the complete set dismounting construction process of the crossing existing line bridge girder can be completed easily, conveniently and rapidly, and the construction process is safe and reliable, the construction period is short, and the method is economic and practical.

The invention discloses a stone hanging and attaching component, which comprise a fixed hanger and an adjustable hanger. One end of the fixed hanger is provided with a first fixed through hole and a second fixed through hole, a hook is arranged at the other end of the fixed hanger, one end of the adjustable hanger is provided with an adjustable mounting through hole, a T-shaped protrusion is arranged at the other end of the adjustable hanger, and the fixed hanger is connected with the adjustable hanger in such manner that a bolt penetrates through the adjustable mounting through hole and the second fixed through hole. The stone hanging and attaching component is simple and reasonable in structural design, solid, durable, low in cost, stable in performance and safe and reliable.

The invention provides a vertical axis wind turbine-bi-directional wave energy device-tidal current energy device integrated structure based on a tension leg platform and belongs to the field of oceanenergy utilization. The integrated structure comprises a vertical axis wind turbine, a bi-directional wave energy device, a bi-directional hydraulic power generating system located in the bi-directional wave energy device, a tower-truss structure, a tension leg platform structure, a horizontal tidal current energy power generating device and a matched power transmitting system. The bi-directionalwave energy device can simultaneously utilize movement perpendicular to and parallel to the tower-truss structure to drive a hydraulic transmission system to generate power, and the utilizing efficiency of wave energy is effectively improved; and through an arranged horizontal relatively-moved wave energy hydraulic power generating system, the horizontal acting load of a wave energy floating bodyon the tower-truss structure is effectively reduced, and the construction cost of the tower-truss structure is reduced accordingly. Longitudinal shaking and transverse shaking of the floating-type platform can be effectively controlled through a tension leg structure, good operating of a top draught fan is facilitated, and the huge tower truss bending moment load caused by inertial motion of a top engine room which is high in weight is controlled.

The invention relates to a pump suction type marine product exploring and catching device for marine resource exploration and fishery catching. The technical scheme is as follows: the device consistsof a frame, a catching mechanism, a propelling system, a conveying system and an image acquisition system, wherein the frame is composed of frame pillars, horizontal cross beams and a frame base; propellers of the propelling system are assembled at four corners of the top end of the upper side of the frame through motor supports; a metal net is mounted on a catching collecting box of the conveyingsystem and assembled between the horizontal cross beams of the frame, a horizontal suction pipe is mounted at the bottom end of the frame, and a suction pump is connected with the catching collectingbox through a vertical suction pipe; cameras of the image acquisition system are assembled on the frame pillars respectively; a steering mechanism of the catching mechanism is connected with a mechanical arm through a steering engine support, and the whole catching mechanism is fixed on the frame base by metal pillars. The device adopts the four-degree-of-freedom mechanical arm and can work in complex environments in water; by use of the suction pump device, the working efficiency is improved. The device is reasonable in structure and the labor cost is reduced.

The invention provides a spiral groove for medicine transportation and a manufacturing method thereof, wherein a spiral component of the spiral groove is formed by a plurality of spiral pieces that are sequentially connected in a helicoidal manner by taking a round tube as a center; and the direction and the position of the spiral component can be positioned by the round tube. According to the application of the spiral groove, medicines can slide down the spiral groove from different heights under the gravity of the medicines, and a container that accommodates the medicines can be placed at the bottom end of the spiral groove and is used for collecting the medicines in the spiral groove, so that manual labor is saved, and other power resources such as electric power and the like are not needed. The manufacturing method of the spiral groove has the advantages as follows: the structural design is skillful and reasonable, time and material can be saved during the formation process; energy conservation and environmental protection can be achieved; common sheet metal is adopted, and blanking and bending are needed only so as to form the spiral groove; the helical angle and the channel width are convenient to alter; the problem that the die shaping is adopted in the prior art and the helical angle and the channel width are not easy to alter is solved; and meanwhile, the problems that unrecyclable industrial material such as glass reinforced plastic and the like is adopted in the prior art, the material pollutes the environment and the environment is polluted during the manufacturing process can solved.

The invention relates to an ordinary lathe turning tool machining device, in particular to a complex-frequency ultrasound-assisted turning device. The complex-frequency ultrasound-assisted turning device solves the technical problems that according to an existing complex-frequency ultrasonic machining device, a tool is directly installed on an ultrasonic device, so that the installation is complex, the cost is high, the operation is complex, and the like. The complex-frequency ultrasound-assisted turning device comprises a main supporting frame, wherein a tool rest body is installed at the lower part of the main supporting frame, a support is installed on the upper end of the main supporting frame and can rotate around the main supporting frame, the left end of the support is vertically provided with a complex-frequency ultrasonic machining device and the horizontal position of the complex-frequency ultrasonic machining device can be adjusted, the lower end of the complex-frequency ultrasonic machining device can be in contact and tightly pressed with a pit on the upper surface of a turning tool. According to the complex-frequency ultrasound-assisted turning device, the structuraldesign is reasonable and reliable, the machining efficiency is greatly improved due to the addition of the complex-frequency ultrasonic machining device, and the damage rate of the turning tool is reduced; and the device is simple in design, convenient to assemble and disassemble, stable in structure, and capable of being used for various complex environments.

A bearing of diluted oil lubrication barrel type with air cooling water free shaft collar consists of oil box, bearing cover, oil passing plate, bearing body, oil returning tube, support cover, oil blocking barrel and signal monitoring unit. It is featured as making said bearing be free of cooler for simplifying structure of said bearing and of providing great convenience on erection and maintenance of said bearing.

The invention discloses a thermal insulation board coating layer, and relates to the technical field of thermal insulation board, wherein the thermal insulation board coating layer comprises the components: hard polyurethane foam, ultra low density polyethylene, trichloroethylene, carboxymethyl chitosan, 3,4-dimethylpyrazolate, sodium aluminate, polyglycerol fatty acid ester, dicyclohexylcarbodiimide, 4-dimethylaminopyridine, p-methylbenzene sulfonic acid, terpene resin, ammonium polyphosphate, triphenyl phosphate, polyamide modified phenolic epoxy resin, aquadag, polytetrafluoroethylene, an organic bismuth antioxidant, a copper oxide powder, concentrated hydrochloric acid, silane, an antioxidant auxiliary agent, propylene asphaltic resin, an alkali solution, deionized water, and ethanol.The thermal insulation board coating is safe and non-toxic, has the advantages of good heat preservation, high temperature resistance, low temperature resistance, strong environment temperature difference sudden change resistance, and corrosion resistance, and can directly coat the surface of a thermal insulation board; through the processing treatment technology, the thermal insulation board withbetter thermal insulation effect is obtained, all layers are combined closely in use, the structure is stable, the structure design is beneficial to weight reduction and material saving, and economicinput in thermal insulation problem is reduced, and the cost performance ratio is high.

The invention relates to the technical field of construction, relates to a cement fiber hollow strip board, a full cast-in-place formwork removal free building structure and a construction method thereof, and in particular to a cement fiber hollow strip board. The cement fiber hollow strip board comprises a strip-shaped board body arranged horizontally, the board body is a cement fiber board, theupper end face and lower end face of the board body are planes, and are parallel to each other, the board body is internally and correspondingly provided with a plurality of upper wiring holes and a plurality of lower wiring holes penetrating through the board body in the length direction of the board body, and the multiple upper wiring holes are arranged on the upper part of the interior of the board body in a row, and the multiple lower wiring holes are arranged in a row on the lower part of the interior of the board body; and splicing parts extending to the outer parts of the two sides arecorrespondingly and horizontally arranged at the lower ends of the two sides of the board body in an integrally formed mode. The cement fiber hollow strip board, the full cast-in-place formwork removal free building structure and the construction method thereof have the advantages that the strip design is reasonable, novel, practicality is high, a traditional building structure system is changed,the construction period is shortened, and the construction cost is effectively reduced.