1652results about How to "Save construction space" patented technology

In a plate-type heat exchanger (1) or chiller (1), comprising a multiplicity of stacking plates (2) stacked one on top of the other such that a first fluid duct for a first fluid and a second fluid duct for a second fluid are formed between the stacking plates (2), the stacking plates (2) having first apertures (4) as a first fluid duct for the supply and discharge of the first fluid, the stacking plates (2) having second apertures (5) as a second fluid duct for the supply and discharge of the second fluid, at least one diverting device (23) which closes off at least one first aperture (4) such that the first fluid is conducted in meandering manner through at least two, preferably at least three sections (25) of the first fluid duct between the stacked plates (2) in the opposite direction through the heat exchanger (1), a first inlet and outlet opening (6, 7); for conducting in and discharging the first fluid, and a second inlet and outlet opening for conducting in and discharging the second fluid, it is the aim for the heat exchanger (1) to be as compact as possible and to be simple and cheap to produce. Said problem is solved in that the first inlet or outlet opening (6, 7) is formed by an immersion pipe (11) and the first fluid can be conducted into the first fluid duct through the immersion pipe (11), such that the first inlet and outlet openings (6, 7) are formed on the same side of the heat exchanger (1).

The invention discloses a manual self-elevating pallet truck, which comprises an upright post bracket and an elevating pallet fork. A manual hydraulic drive device is arranged on the upright post bracket, and comprises a hydraulic oil cylinder and a hydraulic oil pump, wherein the hydraulic oil pump is a manual oil pump and is provided with a drive handle which can be pressed by hands or pedaled; and one of a hydraulic cylinder body and a piston rod of a difunctional hydraulic cylinder which is the hydraulic oil cylinder is fixedly connected with the upright post bracket, and the other of the hydraulic cylinder body and the piston rod is in drive connection with a pallet fork sliding bracket. Caster stand sliding chutes are formed at the lower end of the upright post bracket, and telescopic caster stands are arranged in a matching way in the caster stand sliding chutes. Front and rear support casters are arranged at the front and rear ends of each telescopic caster stand. The manual self-elevating pallet truck provided by the invention has a simple structure and a small volume, works stably, and is well designed and easy to operate and maintain and difficult to fail when working.

The invention relates to the technology of pressure detection, and discloses a touch pressure detection apparatus. The touch pressure detection apparatus comprises a cover plate, a fingerprint recognition module and pressure sensing assemblies, the pressure sensing assemblies and the fingerprint recognition module are arranged under the cover plate, the pressure sensing assemblies are arranged adjacent to the fingerprint recognition module, each pressure sensing assembly comprises a first substrate and a second substrate arranged in an opposite manner, and a variable gap is arranged between the first substrate and the second substrate. When the fingerprint recognition module is pressed by an external pressure, the pressure is transmitted to the pressure sensing module so that the variable gap between the first substrate and the second substrate is changed due to pressure.

The invention belongs to a wheels and feet dual-purpose mobile robot in a robot technical field. The invention adopts a movement mode of combined wheels and feet; two long sides of a bodywork are respectively provided with four legs of the same structure with the duel-purpose of wheels and feet; the inside of the bodywork is provided with two batteries which provide energy for an on-board computer, an interior camera and an extended plug-in. Each leg comprises a thigh and a lower leg, with a power input unit of two levels; and the wheel mode and the foot mode are switched through a clutch. A first motor is fixed on a bottom plate of the bodywork through an insulation seat; a first shaft is fixed on a side of the bodywork by a seat, and the interior camera is equipped inside the bodywork as eyes of the robot; the on-board computer is taken as a planning and controlling center of movement of the entire robot; a plurality pony wheels are taken as driven wheels of which the driven movement or rotating termination is controlled by an electromagnetic contracting brake. By carrying out modularization design, the invention guarantees the rapid and flexible movement of the robot, multiple movement manners, strong ground adaptability and changes of movement gesture aimed at special landforms, which is favorable to reduce energy consumption.

The invention discloses a slope protection pile pouring and cable bolting construction method for a deep foundation pit. The method comprises the following steps of: 1, making preparations before construction; 2, pouring a slope protection pile, namely measuring, paying off, molding and constructing the poured slope protection pile, punching holes on the poured slope protection pile, binding and hoisting a steel reinforcement cage for molding the slope protection pile, pouring concrete into the poured slope protection pile and constructing a crown beam at the top end of the pile; and 3, excavating a foundation in a layered form and constructing anchor ropes on different rows, namely excavating a first-layer foundation, arranging a first row of anchor ropes, arranging a steel waist rail, arranging anchor heads of the anchor ropes, tensioning the anchor ropes and finishing excavating processes of different layers of foundations and arranging different rows of anchor ropes. The method has a reasonable design, simple construction steps, low investment cost, large support depth and good using effect, and solves the problems of complicated construction steps, high construction cost, inconvenience in control, easy damage to surrounding pipelines, roads, buildings and the like, large construction space and the like existing in the conventional double-row pile supporting method can be solved.

The invention discloses a construction method of a circular reinforced concrete chimney cylinder wall, and a hydraulic sliding mould device, wherein a hydraulic sliding mould construction method is a rapid construction method of dynamically and continuously molding concrete; loads such as an operation platform and a template are completely supported on a support rod which is stabilized by low-age concrete and has small rigidity; the operation platform and the template are driven to climb along the cylinder wall by a hydraulic jack; and the hydraulic jack climbs on the support rod by an oil path system. The hydraulic sliding mould construction employing the sliding mould as an external cylinder wall and building a lining adopts an ''outside sliding and inside building'' construction process featured by synchronously constructing the external cylinder wall and the lining. The hydraulic sliding mould construction is featured by dynamic continuous construction, having fast construction speed in comparison with mould reverse, symmetrically distributing the hydraulic jack on the circumference of the chimney cylinder wall, forming the template by combining a fixed template with a moveable plate and a contracting and separating template, convenient to assemble and dismount as well as regulate the diameter and the circumference of the combined template structure, capable of gradually decreasing the diameter and the circumference of the combined template structure along with the diameter change of the chimney diameter. The hydraulic sliding mould construction is advantaged in few invested construction operators and convenient management.

An insertion instrument for a multi-part intervertebral endoprosthesis includes two closure plates and a sliding core arranged between these, said insertion instrument having a handgrip part, gripping members which hold the closure plates between them, and a force-receiving part for applying an insertion force to the intervertebral endoprosthesis, the gripping members being guided movably toward and away from one another via a hinge and being able to be tensioned against the intervertebral endoprosthesis, projections pointing in the tensioning direction or recesses for holding the intevertebral endoprosthesis with form-fit being provided on the gripping members, and a block guided in the longitudinal axis direction and with an abutment surface being provided which can be moved by means of an actuating device so as to bear on the intervertebral endoprosthesis and, in its forward position, secures the intevertebral endoprosthesis against the projections or recesses.

The invention belongs to the technical field of climate environment adaptability analyzing and testing and particularly relates to a large comprehensive climate laboratory air treatment system. The system comprises a full-temperature double-channel air treatment unit, a rotary wheel dehumidifying machine, a defrosting and purging unit and a secondary refrigerant subsidiary system, wherein the full-temperature double-channel air treatment unit comprises two independent and same channels, a variable frequency centrifugal fan, a frosting heat exchanger, an intermediate temperature heat exchangerand a low-temperature heat exchanger are arranged in each channel in series, the rotary wheel dehumidifying machine is used for dehumidifying air flowing in the channels, the defrosting and purging unit is used for enabling outdoor air to sequentially pass through the frosting heat exchanger, the intermediate temperature heat exchanger and the low-temperature heat exchanger so as to defrost the heat exchangers, and the secondary refrigerant subsidiary system is used for cooling or heating liquid refrigerant and then conveying the refrigerant to the frosting heat exchanger, the intermediate temperature heat exchanger and the low-temperature heat exchanger. The large comprehensive climate laboratory air treatment system can save space and investment cost, and is high in redundancy and reliability and high in configuration flexibility and control precision.

A construction method of reinforcing a large-span concrete structure with prestressed carbon fiber sheet comprises the following steps of forming bolt embedding holes on the side surface to be reinforced of the large-span concrete structure, and embedding high-strength bolts of different specifications into the bolt embedding holes through adhesive glue; fabricating stretch sheet fixing portions, stretch sheet moving portions and stretch power fixing portions; mounting the stretch sheet fixing portions, stretch sheet moving portions, stretch sheet assembling units, stretch power fixing portions and stretch power portions, wherein the stretch sheet assembling units, the stretch power fixing portions and the stretch power portions are made of carbon fiber materials; stretching stretch sheet; and removing stretching power and tightly pressing and adhering the stretch sheet onto the surface of the large-span concrete structure. The construction method of reinforcing the large-span concrete structure with the prestressed carbon fiber sheet can achieve the gapless adhesion between the prestressed stretch sheet and the concrete structure to be reinforced, facilitate the coordination of the uniform stress force of the same sections of the carbon fiber filaments of the stretch sheet, improve the integral stress performance of the prestressed carbon fiber sheet and the coordination deformation capability of the prestressed carbon fiber sheet and the concrete structure and give full play to the high-strength characters of the carbon fiber sheet.

A torque transmitting unit in the power train of a motor vehicle for transmitting torque between a drive unit having an output shaft and a transmission having at least one input shaft. A clutch is positioned between the transmission input shaft and the drive unit output shaft. The clutch includes an input part that has a clutch cover that defines a clutch-containing volume and that is supported by a transmission housing section. In order to limit axial vibrations of the clutch, the clutch input part is axially supported by a bearing.

The invention relates to a method for warming a traction battery (120) of a vehicle. The vehicle comprises an inverter (130), a cooling circuit (250) by means of which the traction battery (120) and the inverter (130) are thermally coupled, and an electric machine (140). The electric machine (140) receives an alternating current from the inverter (130), wherein said alternating current is generated by means of the inverter (130) from a direct current received by the traction battery (120). The method comprises a step of setting a reactive current proportion of the alternating current, in order to generate waste heat in the inverter (130) to warm the traction battery (120) via the cooling circuit (250).

Combined vehicle braking system, in particular for motor vehicles, comprising an electromechanical service brake system for a first axle of the vehicle, said electromechanical brake system comprising at least one electromechanically actuatable wheel brake (2), and comprising a hydraulic service brake system for a second axle of the vehicle, said hydraulic brake system comprising a main brake cylinder (4) and at least one hydraulically actuatable wheel brake (1), wherein the first axle is a front axle (FA) and the second axle is a rear axle (RA).

An embodiment of the invention discloses a processing method and an electronic device. The method includes the steps: acquiring a triggering instruction of a fingerprint identification component for calling the electronic device; responding the triggering instruction, and controlling at least one pixel unit of a display screen of the electronic device corresponding to a fingerprint acquisition area to be illumined by the aid of a target luminance value; taking at least one illumined pixel unit of the display screen positioned in the fingerprint acquisition area as a light source of the fingerprint identification module, and enabling a finger needle to generate reflection light for at least one illumined pixel unit when a finger is positioned in the fingerprint acquisition area. An identification module of the fingerprint identification component is positioned below a display screen, corresponds to the fingerprint acquisition area and used for receiving the reflection light to acquire afingerprint. According to the processing method, part of or all display area of the display screen can be automatically adjusted according to instructions of a user and serves as the fingerprint acquisition area capable of acquiring fingerprints, and a fingerprint acquisition area additionally arranged outside the display screen of the electronic device is omitted.

The invention relates to a tunnel lining structure using concrete filled steel tubes and laminated plates and a construction method thereof, and belongs to the technical field of tunnel construction.A concrete filled steel tubular arch frame is used as a support to install the laminated plates, longitudinal and circumferential rebars are bound on truss rebars of the laminated plates, and then concrete is poured to form a secondary lining structure of a tunnel. According to the tunnel lining structure using the concrete filled steel tubes and the laminated plates and the construction method thereof, the secondary lining construction technology of the tunnel with saving space, fast construction speed and strong adaptability of special-shaped section is proposed, the construction process oftunnel secondary lining is improved, and it is helpful to quicken construction schedule and save construction cost; the stiffness and bearing capacity of the initial supporting structure are greatly improved, the adaptability of the special-shaped section of the tunnel lining construction is improved, and the section prefabricated assembling construction of steel pipes is convenient and fast.

The invention relates to an inhaler component for forming a vapor-air mixture or / and condensation aerosol by evaporation of a liquid material (18) and, if appropriate, condensation of the formed vapor. The inhaler component comprises: an electric heating element for evaporating a portion of the liquid material (18); a wick with a capillary structure, which forms a composite (10) with the heating element and automatically supplies the heating element with the liquid material (18); a carrier plate (11), preferably a printed circuit board, which carries the composite (10) and on which the heating element is electrically contacted; a capillary gap (16) formed at least partially by the carrier plate (11) and automatically supplying the composite (10) with the liquid material (18), by means of an end portion of the wick extending into the capillary gap (16); and a liquid container (19) which contains the liquid material (18) and from which the capillary gap (16) draws the liquid material (18). In order to achieve a compact overall arrangement, it is proposed that the capillary gap (16) at least partially covers the liquid container (19) on the outside, in a view perpendicular to the carrier plate (11).

The present invention relates to a switch magnetic valve, which is taken as a pre-control valve to generate and control pressure in vehicle pneumatic braking system, wherein the switch magnetic valve comprises a first passage, used for introducing compressed-air into the switch magnetic valve or export compressed-air from the switch magnetic valve; a second passage, used for introducing compressed-air into the switch magnetic valve or export compressed-air from the switch magnetic valve; a valve chamber including a valve seat for selectively release and break off compressed-air stream; and a valve core, provided with an outer housing surface and a hole used let the compressed-air pass through. According to the invention, the valve chamber (32) is provided with a flow path (28); the flow path (28) neighbors with housing surface (70) of the valve core (24); the flow path (28) is formed by at least one gap on housing surface (70) of the valve core (24) in preference.

The invention discloses a formwork system of shear walls at two sides of an extensible seam. The formwork system of the shear walls at the two sides of the extensible seam comprises two sets of wall body pouring formworks arranged symmetrically with the extensible seam as a symmetric axis, side face fastening steel tubes and end portion fastening steel tubes, wherein, the side face fastening steel tubes and the end portion fastening steel tubes are used for fixing the wall body pouring formworks. Each set of the wall body pouring formwork is respectively enclosed by an outer side formwork, an inner side formwork and an end portion formwork. A support block is respectively arranged between the outer side formwork and the inner side formwork in each set of the wall body pouring formwork and each outer side formwork and each inner side formwork are fastened through each transverse fastening steel tube, each side face fastening steel tube and a split bolt. Each end portion formwork is pressed on each outer side formwork and each inner side formwork through the end portion fastening steel tubes, bolt rods and match of end portion movable nuts on the bolt rods. According to the formwork system of the shear walls at the two sides of the extensible seam, the formworks at the two sides of the extensible seam can be erected by once in a narrow space, construction period is greatly shortened, engineering cost is reduced, and the formwork system is not limited by the size of the extensible seam and particularly applicable to the condition that the extensible seam is small.

The invention relates to an electric machine comprising a rotor and a stator as well as a method for cooling such a machine. In order to improve cooling of an electric machine, the inventive electric machine (18) comprises a rotor (2) that is excited by permanent magnets, a stator (38), magnets (3) which are arranged along the circumferential line of the rotor (2) in such a way that a magnetically non-effective zone (10) is created around the center of the rotor (2), at least one opening (11) in the magnetically non-effective zone (10) of the rotor (2) in order to embody an air flow path (41) through the rotor (2), said opening (11) extending substantially in an axial direction, and a fan (15, 56, 58, 59) which moves along with the rotor (2) and is used for embodying an air flow through the opening (11) of the rotor (2).

A method and an electronic device of performing fingerprint recognition are provided. The method of performing the fingerprint recognition comprises: receiving a trigger instruction to call a fingerprint-recognition element of an electronic device; and in response to receiving the trigger instruction, activating one or more pixel units of a display screen of the electronic device to provide light at a fingerprint detection area of the display screen; detecting a fingerprint of a user of the electronic device at the fingerprint-detection area of the display screen; and determining whether or not the user is an authorized user of the electronic device from the fingerprint of the user as detected.

A clutch device for a drive train with a drive unit and a transmission arranged downstream has at least one, preferably two multi-plate clutches (k1,k2) which each have an input-side and an output-side plate carrier (701,708) and plates (11,12) alternating in the axial direction. In addition, a restoring spring (713,710) is provided for each multi-plate clutch, for automatically opening the multi-plate clutch, and a tension pot (31) is provided for dissipating the forces which occur when the multi-plate clutch is actuated. The clutch device has a securing ring (722) for axially securing one of the plate carriers relative to the tension pot (31). According to the invention, in an installation position, after the plate carrier which is to be secured has moved relative to the tension pot (31) counter to the spring force of the restoring spring (713,710), the securing ring (722) can be inserted radially from the outside into a retaining groove (720), wherein, in a use position, the securing ring is arranged in a pocket (724) which forms a radially outer stop. As a result, the pocket (724), which is expandable with difficulty under the influence of centrifugal force, can provide a radial stop for the securing ring, which is easily expandable under the influence of centrifugal force, thus permitting a secure fastening of components even when there is little construction space.

Discloses are a verbal system, and a switching method and a device which are applied to the verbal system. The method comprises judging whether a preset switching signal is collected; and switching a loudspeaker of the verbal system into a sub microphone so that the sub microphone and a microphone possessed by the verbal system form a double-microphone when the preset switching signal is collected. The loudspeaker of the verbal system has an electro-acoustic conversion function and an acoustic-electric conversion function at the same time; and, in a scene that the double-microphone needs to be used, the loudspeaker is converted into the microphone and cooperates with the microphone possessed by the verbal system to form the double-microphone. So design requirements of the microphone and a loudspeaker which are possessed by the verbal system can be reduced, an internal structural space of the verbal system can also be saved, and the fact that thin and light design of the system is achieved is facilitated.

An optical strain gage (1) for multi-axis strain measurement includes at least two linear light waveguide sections (2, 3, 4) with Bragg gratings (5). These are arranged next to one another in a prescribed angle (19) of 90° or 45° on a support layer (6) and are supplied with lightwaves by a common infeeding waveguide section (7). All of the light waveguide sections(2, 3, 4, 7) are provided preferably linearly on the support layer (6), and a beam dispersion element (8) is arranged between the infeeding waveguide section (7) and the measuring waveguide sections (2, 3, 4) containing the Bragg grating (5).

A vehicle's wheel able to move in any direction is composed of big and small drum-shaped rollers, supporting frame, central axle, semi-hub disk and screw-nut sets. It can be used as drive wheel and driven wheel.

A steam generator for a steam cooking appliance having a cooking chamber has steam-generating means, a water supply to the steam-generating means, a cyclone separator for steam generated by the steam-generating means, and a steam outlet from the cyclone separator to the cooking chamber of the steam cooking appliance. The cyclone separator forms an integrated structural unit with the steam-generating means, with a direct entry of steam from the steam-generating means into the cyclone separator and with a direct exit of separated-off water from it into the steam-generating means. The integrated structural unit yields advantages in the production and assembly of the steam generator and installation of the steam cooking appliance as a whole.