63results about How to "Does not occupy installation space" patented technology

The invention relates to the technical field of fire fighting trucks, in particular to an urban multifunctional main battle fire fighting truck. The urban multifunctional main battle fire fighting truck structurally comprises a truck body. Because the distance between axles of a chassis of the truck body is not greater than 4.2 meters, the fire fighting truck is short in distance between the axles, can be suitable for narrow roads or narrow space and can reach accident sites in time, and the maneuverability of the fire fighting truck is improved. According to the urban multifunctional main battle fire fighting truck, a box body and a passenger compartment are reasonably arranged on the chassis, and therefore various kinds of rescue equipment and fire-extinguishing equipment can be contained, multiple firemen can be carried, the overall structure of the truck body is compact, for major and medium accidents, carried fire-fighting equipment is complete, and the problem that dispatch and coordination of trucks are complex and inconvenient in the prior art is solved; a winch device is arranged at the front end of the truck body, an illumination device is arranged at the top of the truck body, and therefore the traction function and the illumination function are realized, the installation space of the chassis is not occupied, and the structure of the truck body is more compact.

The invention relates to a hinge mechanism for a folding screen and a mobile terminal. The hinge mechanism comprises a hinge mounting seat, a plurality of hinge devices are mounted on the hinge mounting seat in the extension direction of the hinge mounting seat, each hinge device comprises a mounting base, and a left overturning assembly and a right overturning assembly which are rotationally arranged on the mounting base and form synchronous overturning through an even number of gear sets, and sliding compensation and damping rotation are integrally designed on the left overturning assemblies and the right overturning assemblies. The structure is simple, the function integration is high, and the installation space can be effectively saved; and meanwhile, a better supporting effect can be provided when a flexible screen is in an unfolded state, a containing space can be provided for the overturning part of the flexible screen after the flexible screen is folded, and the damage to the flexible screen is reduced.

The invention belongs to the field of bridge engineering and particularly relates to a cable-mounted deck derrick crane applicable to large-span stay cable steel-concrete composite girder bridge construction. The deck derrick crane comprises two main trusses, a plurality of connecting rods connecting the two main trusses, an anchoring device, a traveling device and hydraulic lifting systems, wherein each main truss comprises inner rhombic truss pieces and outer rhombic truss pieces which are symmetrical relative the corresponding stay cable central line vertically arranged above main longitudinal beam lifting lugs, the rhombic truss pieces are in parallel bolt connection through profile steel, the two hydraulic lifting systems are arranged at the tops of the rhombus tips of the main trusses, and bridge deck slab cranes are arranged on the upper-cord beams of the inner rhombic truss pieces of the two main trusses.

The invention discloses a radio frequency elastic contact structure used for welding-free interconnection. The radio frequency elastic contact structure is inserted and matched with a PCB; electroplating through holes are formed in the PCB; the radio frequency elastic contact structure comprises a shell made from a copper-based alloy material; the shell is in direct contact with the electroplatingthough holes in the PCB; an insulating material medium body is arranged in the central position of the shell; the medium body is directly pressed into the shell through interference fit; a blind holeis formed in the central position of the interior of the medium body; an inner conductor is arranged in the blind hole; the inner conductor is an elastic contact part; and the shell, the medium bodyand the inner conductor form a radio frequency coaxial structure. According to the structure disclosed in the invention, the shell is equivalent to an outer conductor of the existing radio frequency connector, and the shell is directly inserted and matched with the electroplating through holes in the PCB, so that the mounting space requirement is lowered to the minimum, the weight is lowered, andredundant space mounting is not occupied, multiple times of lossless and welding-free interconnecting mounting and detaching can be realized, and convenience in detachment, post maintenance and replacement is achieved.

The invention relates to a hinge assembly for a folding screen. The hinge assembly comprises a mounting base for fixed mounting, and a left overturning assembly and a right overturning assembly which are rotationally arranged on the mounting base and form synchronous overturning through an even number of gear sets; and the left overturning assembly and the right overturning assembly are each provided with a sliding structure in an integrated mode, and damping pieces rotating along with the sliding structures to achieve the damping hand feeling are arranged on the sliding structures. The assembly is simple in structure and high in function integration, and the installation space can be effectively saved.

The invention relates to a guided missile and a cable fairing and an engine cabin segment missile body thereof. The engine cabin segment missile body comprises an engine cabin segment body extending axially forwards and backwards, wherein a left hanging groove of which the notch faces rightwards and in which a left lug on the corresponding cable fairing is arranged in a sliding way along the frontward / backward direction is formed in the periphery of the engine cabin segment body; a right hanging groove of which the notch faces leftwards and in which a right lug on the cable fairing is arranged in a sliding way along the frontward / backward direction is formed in the periphery of the engine cabin segment body; the left hanging groove and the right hanging groove are provided with upper groove walls which are matched with the corresponding lugs in a limiting way to prevent the cable fairing from being separated from the engine cabin segment body along the radial direction; the engine cabin segment body is further provided with an axial limiting structure which is matched with the cable fairing in a limiting way to limit the cable fairing from moving forwards and backwards relative to the engine cabin segment body. By adopting the guided missile and the cable fairing and the engine cabin segment missile body thereof, the problem of insufficient cable installation space due to the need of a fixing sheet for arranging the cable fairing in the prior art is solved.

The invention provides a multi-mode wireless intelligent distribution and coverage system, comprising a main machine control unit, sub-machine distribution units and sub-machine coverage units. The main machine control unit communicates with the sub-machine distribution units and the sub-machine coverage units respectively through a wireless transmission manner, realizes the transmission of radio frequency signals, and controls the sub-machine distribution units and the sub-machine coverage unit. The sub-machine distribution units communicate with the main machine control unit through a wireless accessing method and realize the transmission of the radio frequency signals. The sub-machine coverage units communicate with the sub-machine distribution unit through optical fibers, realize the transmission of the radio frequency signals, and cover the coverage area through a sub-machine coverage antenna as well as receive the uplink signals from the terminals in the coverage area. Each sub-machine distribution unit can be accessed to eight sub-machine coverage units in a parallel-connection manner; and each sub-machine coverage unit supports four-level cascade-connection. With the system of the invention, it is possible to complete the introduction of 2G, 3G and 4G signals at the same time. The system cannot only be mounted and managed conveniently, but also does not occupy the installation space.

An electric curtain device comprises a rail assembly and a driving assembly, the rail assembly comprises a rail body, a transmission belt, a transmission rod, a pulley, a linkage piece, a hook and a locking supporting piece, and the locking supporting piece is installed in the middle or at the end of a sliding groove body, prevents the pulley from passing through and supports the transmission rod, the two pulleys in the middle are respectively connected with two different side edges of the transmission belt through connecting pieces; the driving assembly is arranged at the end, close to the driving belt wheel, of the track body and comprises an opening and closing driving component and a dimming driving component, the opening and closing motor assembly is parallel to the track body, the dimming motor assembly is perpendicular to the track body, and the whole opening and closing transmission gear set is located over the dimming driving component. Opening, closing and dimming of the curtain can be independently controlled, transmission of the whole driving assembly is efficient, the structure is small, a user can flexibly lock the supporting piece, and installation is convenient; and the transmission rod connected internally enhances the rigidity, so that the requirement of a large-breadth curtain is met, and the whole device is low in operation noise.

The invention discloses an anti-seismic sliding type pipeline support. The anti-seismic sliding type pipeline support comprises six portions including a groove fixing connecting piece, a spherical reinforcing hanging rod, a square pipe crane, a U-shaped pipe crane, fastening screws and fastening nuts. An elongated cavity is formed in the bottom plate of the groove fixing connecting piece, so thatthe spherical reinforcing hanging rod can penetrate in the elongated cavity, the spherical reinforcing hanging rod can slide left and right under the action of earthquake, damage to the support and astructural body due to pipeline deformation is relieved, the lower square pipe crane and the U-shaped pipe crane are connected with each other through the fastening screws and the fastening nuts, andaxial deformation can be selectively relaxed or restrained according to engineering requirements. The pipeline support is in detachable connection, is convenient and simple to construct and high in safety factor, meanwhile, does not occupy space of a pipeline, has an excellent anti-seismic effect, and can be used for hoisting small-diameter pipelines in a comprehensive pipeline gallery or other buildings.

The invention aims at providing a vehicle locking automatic window lifting device main machine on which a vehicle window switch is integrated. Vehicle window locking switch keys and multiple switch keys are arranged on a shell body of the vehicle locking automatic window lifting device main machine, the switch keys are hinged to the shell body, sliding pins are arranged below the switch keys, thelower surfaces of the switch keys are in drive connection with the tops of the sliding pins, the bottoms of the sliding pins are connected with conductive keys, the conductive keys are arranged on circuit boards in the shell body, fixed mounting parts are arranged on the side faces of the shell body, and a socket is formed in the bottom of the shell body. As the vehicle window switch is integratedon the shell of the vehicle locking automatic window lifting device main machine, an automobile manufacturer can carry out high-low-configuration modular production according to requirements during production, and the cost is reduced; and for users who buy vehicles, the vehicle locking automatic window lifting device main machine can be used for directly replacing a vehicle window switch panel assembly only with a vehicle window switch function of an original vehicle, the value-added function of automatic window lifting after vehicle locking can be achieved, and retrofitting is very convenient.

The invention provides a flattening and hot pressing mechanism which comprises a base, a vertical mounting plate, a hot pressing device and a flattening device. The vertical mounting plate is mountedon the base, the hot pressing device is mounted on the vertical mounting plate, and the hot pressing device comprises an upper hot pressing part and a lower hot pressing part. The upper hot pressing part comprises an upper hot pressing device and an upper lifting driving device; and the lower hot pressing part comprises a lower hot pressing device and a lower lifting driving device. The flatteningdevice comprises a wheel part and a bending part, the wheel part is detachably installed on the upper hot pressing part, and the bending part is detachably installed on the lower hot pressing part. When a battery dog ear needs to be flattened, flattening machining of the battery dog ear is achieved by indirectly utilizing a mounting body and a driving body of a heating device, so that the flattening mechanism does not occupy the mounting space of a rotary disc, and the equipment cost is further reduced; and the hot pressing device is arranged so that not only hot pressing can be conducted, but also flattening machining can be conducted, and the application range of the hot pressing device is greatly enlarged.

The invention belongs to the field of building construction and particularly relates to a novel installation and construction method for hollow concrete partition boards. The installation and construction method comprises the following steps that the partition boards are transported in place; the partition boards on a bottom layer are installed and regulated; the partition boards on an upper layer are installed and regulated, the partition boards on the upper layer are hoisted through an electric hoist which is installed on the ground, a sling of the electric hoist winds across a structural beam and then droops, a support clamped to the structural beam, and a plastic roller installed on the support and used for supporting the sling are arranged on the structural beam, and the plastic roller is perpendicular to the plane formed by the sling. By adoption of the novel installation and construction method for the hollow concrete partition boards, frequent manual carrying and regulation are avoided, and operation is simple, convenient and safe.

The invention relates to the field of the mobile communication technology, in particular, to a method for manufacturing an antenna and a mobile device. The provided manufacturing method comprises: S1,coating the surface of a glass back shell with paint to form a paint layer; S2, forming a recessed region on the paint layer; and S3, carrying out moulding of an antenna in the recessed region. According to the invention, the antenna manufactured by the method is not easy to bend and is in contact with a back shell of a mobile phone tightly, so that the mounting space of other parts is not occupied by the antenna.

The invention discloses a carbon tank electromagnetic valve and pipeline system for eliminating airflow pulsation and noise in a vehicle. The carbon tank electromagnetic valve and pipeline system comprises an electromagnetic valve, an upstream pipeline and a downstream pipeline, wherein the electromagnetic valve comprises a valve body and an inductance coil, a valve cavity is formed in the valve body, a valve is arranged in the valve cavity, and an air inlet pipe and an air outlet pipe are arranged at the top and the bottom of the valve body respectively. The air inlet pipe communicates with the air outlet pipe through a valve in an opening and closing mode, the air inlet pipe communicates with a carbon tank through an upstream pipeline, a reducing portion with a through hole is arranged in the air inlet pipe or an upstream pipeline, and the radial sectional area of the through hole of the reducing portion is smaller than that of the air inlet pipe. Two ends of the inductance coil areelectrically connected with a positive electrode of an automobile storage battery and a PWM power amplification driving signal output end of an engine controller respectively, and a rectifier diode isreversely connected to the two ends of the inductance coil in parallel. According to the carbon tank electromagnetic valve and pipeline system for eliminating airflow pulsation and noise in the vehicle, the airflow pulsation and the noise in the vehicle, caused by the airflow pulsation can be reduced, the flow performance can be guaranteed, and the structure is simple.

The invention provides a throttling stop valve and an air conditioner with the throttling stop valve, and relates to the technical field of air conditioner valves. The problem that a top valve for theair conditioner does not have the throttling function is solved. The throttling stop valve comprises a stop valve body internally provided with a stop valve element and a connecting pipe connected with the stop valve body, a throttling structure is arranged in the connecting pipe, the throttling structure is arranged at the connecting pipe, it can be ensured that the structure of the throttling stop valve is not too compact, mounting and maintaining are convenient, space occupied by mounting can be saved, the air conditioner comprises the throttling stop valve, mounting space is saved while mounting is facilitated, production efficiency is improved, and production cost is reduced.

The invention belongs to a valve position indicating mechanism, and particularly relates to a novel non-contact type valve position indicating mechanism. The indicating mechanism comprises a bolt, a spring, a magnet, a magnetic induction switch, a sealing cover, a sealing part and screws; the sealing cover is fixed on the side wall of a valve pressure bearing piece through the screws; the bolt isarranged on the side, facing the valve pressure bearing piece, of the sealing cover, the spring sleeves the bolt, and a slope is arranged at the front end of the bolt; a groove is formed in the side wall of a valve rod, and the shape of the groove is matched with the most front end of the bolt; the magnet is arranged at the most rear end of the bolt; and the magnetic induction switch is arranged on the side, backing onto the valve pressure bearing piece, of the sealing cover, and the position of the magnetic induction switch is matched with the position of the magnet. The valve position indicating mechanism has the advantages that the induction is sensitive, the reliability is high, structure is simple, and no extra mounting space is occupied.

The invention relates to a damping device placed in a reinforced concrete member. The damping device comprises a damping reinforcing steel bar, a connecting rod, an anchoring part and a sleeve, wherein one end of the damping reinforcing steel bar is connected with the anchoring part, while the other end is connected with the connecting rod; the other end of the connecting rod which is connected with the damping reinforcing steel bar is connected with the anchoring part; and a connecting rod 2 and a damping reinforcing steel bar 1 are sleeved into the sleeve by a sleeve 3. The damping device is embedded into a longitudinal fiber tensioning and compressing deformation region of the reinforced concrete member and the axially tensile rigidity of the connecting rod is far more than that of thedamping reinforcing steel bar, so the relative displacement of the anchoring part at the two ends is converted into the deformation concentrated to the damping reinforcing steel bar and the damping reinforcing steel bar enters a surrendering state earlier than the reinforcing bar of the reinforced concrete member. The damping level of the reinforced concrete member is enhanced through larger plastic strain energy consumption, so that damping protection is provided for the reinforced concrete member.

The invention discloses a charging pile thermal management system. The system comprises a thermal management unit, a charging pile module, an expansion water tank and a connecting guide pipe; the thermal management unit comprises a device shell, a compressor, a condenser, an air blower, an expansion valve, a plate heat exchanger, a water pump, a heater and the like; and the charging pile module comprises a plurality of charging piles, a circulating main pipe, circulating branch pipes, waterway electromagnetic valves and branch pipe water temperature sensors. According to the system, by controlling the temperature of a coolant to exchange heat in the charging piles, the cooling rate of the charging piles is greatly increased, and thus the charging piles are greatly improved in the aspects of temperature control stability, temperature difference degree, efficiency and the like. The system is provided with the thermal management unit and the charging pile module which are separated, the thermal management unit and the charging pile module are in butt joint through four butt joint ports, the thermal management unit can be installed at positions farther than the charging pile module, and thus selectable installation positions of the thermal management unit are greatly increased without occupying the charging pile installation space.

The invention discloses a lifting device. The lifting device comprises a bearing seat, a sliding rail assembly and a lifting bracket, wherein the sliding rail assembly is fixed to the bearing seat and comprises a fixed sliding rail and a movable sliding rail; the lifting bracket is fixed to the movable sliding rail and slides up and down along the fixed sliding rail along with the movable sliding rail; the lifting bracket is provided with a guide strip; a guide channel for the guide strip to slide is formed in one side surface of the bearing seat; and the lifting bracket is lifted and positioned through the sliding of the guide strip in the guide channel. According to the lifting device, the guide strip and the guide channel are adopted; during ascending, a user manually pulls a sliding device upwards, the guide strip slides to a highest point along the guide channel, and the user stops application of force, so that the sliding device can be accurately positioned at a predetermined height; during descending, the guide strip can descend to an initial position along the guide channel only by applying upward pull force; through simple design of the guide strip and the guide channel, the lifting is realized; and the process operation is simple.

The present invention discloses a radio frequency coaxial structure for realizing solderless vertical connection with a PCB. The radio frequency coaxial structure comprises an inner conductor, a dielectric body made of an insulating material and a main outer conductor made of a copper-based alloy material. The inner conductor is pressed into the dielectric body through interference fit, the main outer conductor is arranged outside the dielectric body, and the dielectric body is pressed into the main outer conductor through interference fit. The radio frequency coaxial structure comprises a positioning outer conductor. An outer conductor elastomer is arranged at the middle of the positioning outer conductor, and the main outer conductor is pressed into the positioning outer conductor through interference fit and is in direct contact with the outer conductor elastomer. According to the radio frequency coaxial structure, an existing radio frequency coaxial structure is directly installedon the PCB without switching, the weight is reduced, and no excessive installation space is occupied. The vertical installation of the radio frequency coaxial structure on the PCB is ensured by the positioning outer conductor. In addition, the requirement of the installation space is reduced to a minimum, multiple times of non-destructive solderless interconnection installation and disassembly canbe realized, the loading and unloading are convenient, the subsequent maintenance and replacement are convenient, and the requirements of actual use are satisfied.

The invention relates to an automatic analysis device and a liquid pumping monitoring method. The automatic analysis device comprises a liquid pumping module, a rotary table, a bubble detection sensorand a control module, wherein the rotary table is provided with a plurality of accommodation positions for accommodating containers; each accommodation position is used for accommodating one container; the bubble detection sensor is arranged at a position above the rotary table and close to a liquid suction port at one end of a pipeline of the liquid pumping module, and is used for detecting whether bubbles exist in the pipeline of the liquid pumping module; the control module is electrically connected with the bubble detection sensor and is used for controlling the liquid pumping module to carry out liquid pumping on the containers and starting to time and if the bubble detection sensor still does not detect out liquid arrival after liquid pumping is started for first duration, reportingan error; and the control module is further used for reporting an error when bubble arrival is still not detected out from the moment at which the liquid arrival is detected out. According to the invention, by arranging the bubble detection sensor above the containers to carry out monitoring on liquid pumping, a space is reasonably utilized, so that mutual occupation for a mounting space with other parts of the automatic analysis device cannot be generated.

The invention discloses a silencing device and clothes processing equipment. The silencing device comprises an outer plate; an inner plate, wherein the inner plate and the outer plate are oppositely arranged, and a plurality of silencing holes are formed in the inner plate; and a connecting plate, wherein the inner peripheral wall of the connecting plate is connected with the outer peripheral wallof the inner plate and the outer peripheral wall of the outer plate so that a silencing cavity can be defined by the inner peripheral wall of the connecting plate, the outer peripheral wall of the outer plate, the inner plate and the outer plate. According to the silencing device provided by the embodiment of the invention, the inner plate, the outer plate and the connecting plate are arranged, and the silencing cavity is defined by the inner plate, the outer plate and the connecting plate, so that the silencing device is simple in structure and small in size, does not occupy the mounting space of clothes treatment equipment, and can reduce the airflow noise of the clothes treatment equipment, thereby playing a role in reducing the noise of the whole machine.

The invention discloses a floor type air conditioner indoor unit and an air conditioner. The floor type air conditioner indoor unit comprises a shell, an air dispersing component and a valve component; a first air outlet and a second air outlet are formed in the shell; a heat exchange air duct communicating with the first air outlet and an air dispersing air duct communicating with the second air outlet are arranged in the shell; the air dispersing component is arranged in the air dispersing air duct or arranged at the second air outlet; and the air dispersing component is suitable for allowing airflow to penetrate through and enabling the airflow penetrating through the air dispersing component to flow in a dispersed mode; and the valve component is used for achieving communication or separation between the air dispersing air duct located on the inner side of the air dispersing component and the heat exchange air duct. According to the floor type air conditioner indoor unit, the breeze-feeling air volume is effectively increased, and the comfort and capacity of a breeze-feeling mode are improved.

The invention discloses a chilled water air conditioning system of a modular data center. The chilled water air conditioning system includes air conditioning equipment, a cold source and a chilled water distribution unit connected with the air conditioning equipment and the cold source; the air conditioning equipment is arranged at the side surfaces of a cabinet in the modular data center and is adjacent to each other; and the chilled water distribution unit is arranged below the bottom plate of a cool channel and / or hot channel in the modular data center. The chilled water distribution unit is arranged below the bottom plate of the cool channel in the modular data center and is shaped and sized to match the cool channel, and the chilled water distribution unit does not occupy the installation space of the cabinet, and therefore, the space of a computer room can be saved; the chilled water distribution unit is provided with quick connectors, so that quick installation and maintenance can be realized; external free maintenance can be realized; and the water path resistance of each loop can be balanced, so that a refrigeration system can be more efficient and energy-saving.

The invention belongs to the field of computer hardware, and particularly discloses a card inserting and elastic retreating mechanism, which comprises a card inserting base with a card inserting slot; two elastic buckling grooves formed in the groove walls of the two opposite sides of the card inserting groove; a plug-in card inserted into the card inserting slots from notches of the card inserting slots; two elastic buckles, wherein the elastic buckles are arranged on the plug-in card, when the plug-in card is inserted into the card inserting slots, the two elastic buckles are in contact with the slot walls of the two opposite sides of the card inserting slots respectively and deform inwards oppositely, and when the plug-in card is inserted into the card inserting slots in place, the elastic buckles recover deformation outwards, so that the elastic buckles extend into the corresponding elastic buckling grooves; and a locking control system which is used for enabling the elastic buckles to be axially locked in the elastic buckling grooves after the plug-in card is inserted into the card inserting slots in place, and cancelling the axial locking of the elastic buckles in the elastic buckling grooves. The card inserting and elastic retreating mechanism has the advantages of being simple in structure and convenient to operate.

The invention discloses a VHF frequency band satellite-borne four-arm helical antenna. The antenna comprises an antenna cover, a four-arm helix, a metal frustum, a short-circuit metal disc, a mountingbase, a matching network dielectric plate, an LC matching network and a connecting probe. The antenna works in the normal mode of the helical antenna. The radiation pattern of the antenna is equivalent to the radiation pattern of a dipole. The antenna realizes omnidirectional radiation on a horizontal plane. The four-arm helix, the metal frustum and the top short-circuit metal disc of the antennaare integrally designed with no supports designed therebetween. The total height of the four-arm helix is only 0.13 lambda; the total height of the antenna is 0.14 lambda; the size of the mounting base of the antenna is 120mm*120mm; and therefore, the surface space of a satellite can be saved. The LC matching network is placed on the back surface of the mounting base. A groove is formed in the corresponding mounting position of the satellite, so that network short circuits can be avoided; and a closed space is formed, so that resonance efficiency can be improved. Compared with the prior art,the antenna is smaller in height and occupies less space.