154results about How to "Optimize the fixing method" patented technology

The invention discloses a power battery pack assembly structure of an all-electric vehicle. The power battery pack assembly structure comprises a shell; the outer side at the bottom of the shell is symmetrically provided with a battery pack fixing structure connected with a vehicle body floor board; the front part of the shell is positioned below the middle part of a front floor board; the middle part of the shell is positioned below a middle channel of the front floor board; the rear part of the shell is positioned below a middle floor board; the inner side at the bottom of the shell is provided with a battery cooling system; a front battery module is arranged at the front part above the battery cooling system; a rear batter module is arranged at the rear part above the battery cooling system; the front battery module and the rear battery module are respectively provided with battery module fixing structures connected with the battery pack fixing structure; and a battery management unit is arranged between the front battery module and the rear battery module. According to the invention, after a fuel oil tank is not installed on the electric vehicle, available spaces below a rear seat and below a front seat can be utilized fully, and the requirements on ground clearances of a riding space and a battery pack are met. The power battery pack assembly structure provided by the invention is reasonable in structural arrangement, extremely firm in fixation, and convenient to mount and dismount.

The invention discloses a notebook computer docking station which comprises a host box. A supporting plate for placing a notebook computer is fixed on the host box and provided with a positioning and fixing device which is used for rapidly positioning, clamping and fixing the notebook computer on the supporting plate and is connected with a connector corresponding to a signal output port of the notebook computer, and the connector is aligned to and inserted in the signal output port of the notebook computer after the notebook computer is positioned and fixed on the supporting plate. The notebook computer docking station has the advantages of rapidly positioning the notebook computer, being accurately and reliably abutted with the output port of the notebook computer, being capable of firmly fixing the notebook computer and having prominent anti-vibration and anti-impact capabilities and extended performance.

The invention relates to an ecological-floating-bed-based water body ecological restoration method which comprises the following steps: 1) establishing an ecological floating bed, adding biological activated carbon into each growing basket, and suspending rope-shaped carbon fiber ecological grass on the bottom of the floating bed; 2) growing emerging plants in a first aquatic plant growing region, wherein the emerging plants are composed of more than two of Canna generalis, Thalia dealbata, Iris wilsonii, calamus, purple loosestrife, bamboo reed, reed, cyperus altrnlifolius and Pontederia corda; growing a floating leaf plant or submerged plant in a second aquatic plant growing region, wherein the floating leaf plant is Ludwigia stipulacea, and the submerged plant is watermilfoil; and 3) reaping: carrying out periodical reaping according to the growth condition of the aquatic plants. The multiple ornamental plants and plant species with higher synergic decontamination capacity are reasonably blended and grown to establish a stable floating bed phytocommunity, thereby enhancing the synergistic actions among organisms, enhancing the restorability of the ecological floating bed for the water ecological environment, effectively enhancing the purifying effect of the ecological floating bed, and having stabler purifying effects.

The invention discloses an immuno-electrochemical paper chip. The immuno-electrochemical paper chip comprises a bottom plate, a reference electrode layer and a working electrode layer, wherein the working electrode layer comprises a plurality of central shunting regions, a plurality of micro-channels, a detection region and a plurality of working electrodes; each micro-channel is used for leading a sample to be detected from the detection region to the corresponding central shunting region; each working electrode is positioned in the corresponding central shunting region; different antibodies are fixed onto the surfaces of the working electrodes and are used for performing multi-parameter joint detection on FSH, LH and E2 respectively. The immuno-electrochemical paper chip is in a multi-layer combined design, functions of sampling, separating, immuno-detection and the like are achieved on a single paper chip, the operation is simple, and the detection is rapid; meanwhile, an electrochemical immuno-detection method is directly adopted, secondary antibodies do not need to be added, needed reagents are few, and manual operation errors can be reduced.

The invention relates to a magnetic suspension wind driven generator, and technically aims to provide the magnetic suspension wind driven generator, which can be used for normally generating power, has high wind power conversion efficiency, and is easy to disassemble and replace under the condition of low wind speed. The magnetic suspension wind driven generator comprises a fixed support, wherein a support magnet is arranged on the fixed support; a support shaft is arranged in the support magnet; a rotating wind wheel is arranged on the periphery of the support shaft and is provided with wind wheel blades; a wind wheel magnet opposite to the support magnet is arranged under the wind wheel, and the wind wheel magnet and the support magnet have the same magnetic pole; and a disk generator is arranged between the wind wheel and the supporting shaft. According to the magnetic suspension wind driven generator, the conversion efficiency of wind energy is improved by more than 50 percent, and the power generation cost of the wind driven generator can be greatly reduced. The magnetic suspension wind driven generator is applicable to a wind power generation field.

The invention discloses a touch control display device with a shell cover plate structure, which comprises a touch control sensing layer, a display panel adjacent to the touch control sensing layer, a backlight module adjacent to the display panel and a shell cover plate structure; and the shell cover plate structure comprises a substrate, a first segment difference part and a side wall part, wherein the first segment difference part protrudes out of the substrate and forms a first fixing space with the substrate, so that the touch control sensing layer is fixed by the first segment difference part. The side wall part is formed by bending and extending from the side edge of the substrate, and the side wall part is provided with a clamping part so as to be clamped on the backlight module.

The invention provides a photovoltaic assembly installation support and a roof photovoltaic system comprising the same, relating to the photovoltaic generating technology field. The photovoltaic assembly installation support comprises No.1 support rods, and No.2 support rods; the No.2 support rods are arranged between the No.1 support rods and are crossing with the No.1 support rods in a perpendicular manner; the No.2 support rod comprises a support rod main body with an insertion groove in the middle and a baffle arranged on the upper surface of the support rod main body; the cross section of the support rod main body is of an U shape; the tops of the No.1 support rods are provided with positioning grooves for bearing and positioning the No.2 support rods; the height of the left side wall of the positioning groove is equal to that of the support rod main body; the height of the right side wall is equal to that from the lower surface of the support rod main body to the lower surface of the insertion groove; the top of the No.1 support rod is provided with a glue injection groove which is arranged along the length direction of the No.1 support rod. The roof photovoltaic system comprises a photovoltaic assembly installation support, a frameless photovoltaic assembly and a roof crossbeam; the frameless photovoltaic assembly is installed on the photovoltaic assembly installation support which is fixed on the roof crossbeam.

The invention discloses a safety type bus duct digital system. The safety type bus duct digital system comprises a bus duct, an inserting box, a starting end box, a termination end cover and a bus duct hoisting part, and is characterized in that one end of the bus duct is connected with the starting end box; the other end of the bus duct is fixedly provided with the termination end cover; the topof the bus duct is hoisted at the top of a wall through a bus duct hoisting piece; and the bottom of the bus duct is inserted with the inserting box. The safety type bus duct digital system is high inoverall structural strength, simple and convenient in mounting method, rapid to mount, high in overall structure safety performance, simple in part manufacturing process and low in whole structure production cost.

The invention relates to a removable rocking plate type wave generation system applicable to a low temperature towed ice water pool. The system comprises at least one wave generator, vertical brackets, horizontal brackets, rail supporting seats and rails. Each wave generator includes a rocking plate, pendulum shafts, a servo drive system, a sealing box, and a pool bottom foundation steel frame. For each wave generator, the servo drive system is placed in the sealed box; the two rocking plate pendulum shafts are connected with an output shaft of a double-output shaft reducer respectively through couplings; the rocking plate pendulum shafts extend out of the sealing box through sealing interfaces and are connected with bearings fixed on the foundation steel frame; and the servo drive system swings by driving the rocking plate with the pendulum shafts. The pool bottom foundation steel frames of the adjacent wave generators are fixedly connected to ensure the concentricity of the pendulum shafts of each wave generator. The foundation steel frames of the wave generators at the two sides and adjacent to the wall position of an ice water pool are respectively fixedly connected to the vertical brackets, the rails and the rail supporting seats are respectively fixed to upper portions of the two side walls of the ice water pool, and the vertical brackets are connected to the rail supporting seats through the horizontal brackets.

The invention provides an electric rice cooker. The electric rice cooker comprises an inner pot and an electromagnetic heating device, wherein the inner pot is a magnetizer; the electromagnetic heating device can be used for heating the inner pot and comprises a coil panel seat, a wire and a fixed support; the coil panel seat comprises a bottom plate and side plates; the plate surface of the bottom plate is a plane; the plate surface of each side plate is a cambered surface; the bottom plate and/or each side plate is provided with a wire wrapping groove; the wire can be arranged in the wire wrapping groove; the fixed support is fixed onto the coil panel seat and is provided with a projection; and the wire is fixed into the wire wrapping groove by the projected end of the projection. The projection is arranged on the fixed support of the electric rice cooker, the wire is fixed into the wire wrapping groove by the projection simply and firmly without glue water or hot melting, and the electric rice cooker is easy and convenient to produce, and is efficient, the wire is fixed firmly, and product stability is good.

The invention discloses a method for fermentation production of L-lactic acid by using surface immobilization technology. The method comprises the following steps: (1) immobilization of a bacterial strain: inoculating a fermentation tank with Bacillus spp seed liquid, carrying out culturing for 48 to 108 h under the conditions of a temperature of 40 to 60 DEG C, the pH value of the fermentation broth of 5.5 to 7.0 and a stirring speed of 50 to 200 rpm, and then pumping a culture product in the fermentation tank into an immobilization reactor for circulation at a circulation flow velocity of 30 to 100 mL/min for 72 to 132 h; and (2) fermentation: pumping out culture mediums in the fermentation tank and the immobilization reactor, then pumping a novel fermentation culture medium and beginning immobilization fermentation. Compared with single-batch free cell fermentation in the prior, single-batch fermentation in the invention has the following advantages: a fermentation rate is increased by 0.62 to 0.88 g/L/h; fermentation time is shortened to 72 to 132 h from original 144 to 168 h; and product yield is increased by 1.74 to 15.42% (w/w).

The invention discloses a laptop with a dustproof screen in the field of computers. The laptop with the dustproof screen comprises a display, a host, a keyboard and a touchmouse, wherein the display is hinged to the host; the keyboard is positioned on the back side of the upper surface of the host; the touchmouse is positioned on the front side of the keyboard; the display comprises a display screen and a frame arranged around the display screen in an enclosing manner; a vertical rotating shaft is fixed in the frame on the left side of the display screen; a transparent dustproof membrane is arranged on the rotating shaft; a kerf for the dustproof membrane to pass through is formed in the frame on the left side of the display screen; a clamping strip is fixed at the end, penetrating through the kerf, of the dustproof membrane; a clamping groove matched with the clamping strip is formed in the frame, on the right side of the display screen. The scheme is ingenious in conception, simple in structure, convenient and practical, and dust in the environment can be effectively prevented from dropping on the display screen of the laptop.

The invention discloses a method for producing D-lactic acid through repeated batch fermentation by utilizing a surface immobilization technology. The method comprises the steps of immobilization reaction system construction, an immobilization process and a repeated batch fermentation process. The surface immobilization technology utilizes the fiber material as an immobilization carrier, has the characteristics of high void ratio and specific area, improves the fixed mode of the fiber material, enhances the cell density, enhances the fermenting rate and can prevent the problem of mass transfer of a common immobilization technology. The repeated batch fermentation technology can save the seed culture time, thereby greatly saving the time and labor force of seed culture. According to the invention, the fermentation liquid is unnecessary to retain to be used as the seed liquid of a next batch after each batch is finished and the thalli fixed by the fiber material can be directly utilized to carry out fermentation through the combination of the surface immobilization technology and the repeated batch fermentation technology, so that the process operation is further simplified, and the stability of long-term fermentation is ensured.

The invention discloses a pediatric internal medicine intelligent breathing apparatus, and belongs to the field of medical instruments. The breathing apparatus comprises a breathing mask, an air inletcover, a jaw fixed tray and 'Y'-shaped fixed belts, fixed rings are uniformly mounted at two outer side ends and the bottom of the breathing mask, the 'Y'-shaped fixed belts are mounted on the fixedrings of two ends of the breathing mask, a connecting belt is fixed onto the fixed ring of the bottom of the breathing mask, and the jaw fixed tray is connected at one end of the connecting belt. Thebreathing apparatus is provided with the breathing mask, the jaw fixed tray, a tray fixed belt, the connecting belt, an elastic belt, the 'Y'-shaped fixed belts, the fixed rings and a silicon rubber case, so that the breathing mask conveniently covers a mouth and a nose of a child, the elastic belt id fixed into the rear of the child, the jaw fixed tray is fixed at the bottom of a jaw of the childand fixed with the elastic belt through the tray fixed belt, the device is sufficiently fixed onto the face of the child, and falling-off in the use process is avoided.

The invention discloses a detachable handle for a server chassis. The handle comprises a grip, a connection plate, a mounting bottom plate and a positioning column, wherein the mounting bottom plate is connected with the server chassis; the mounting bottom plate is provided with a hardy hole and a fixed hole; an upper end of the connection plate is connected with the grip; a lower end of the connection plate is connected with a connection column; a lower end of the connection column is provided with a fixed clamping plate; and the connection plate is provided with a connection hole. During mounting, the connection column is matched with the hardy hole; and the connection hole and the fixed hole are connected through the positioning column. According to the detachable handle for the serverchassis, the mounting bottom plate is fixed on the server chassis; a detachable connection type between the grip and the mounting bottom plate is adopted; the problem that an existing server chassis handle occupies the space of the chassis and limits the design of surrounding structures is solved; the chassis space is saved after the grip is dismounted, thereby avoiding the influence of connectionof a plate card and simultaneously enhancing the aesthetic sense of the chassis; and the grip can be mounted and utilized conveniently and rapidly at any time.

The invention relates to an integral luggage rack for a passenger car. The integral luggage rack comprises an air duct bottom plate, an air duct reinforcing rib, an armrest, a hanging frame, a connecting block and a luggage compartment plate, wherein the air duct bottom plate is respectively connected with the air duct reinforcing rib and the armrest; the luggage compartment plate is connected with the air duct reinforcing rib; the armrest is connected with the hanging frame which is connected with the connecting block; and the connecting block is connected with the luggage compartment plate. Compared with the prior art, the integral luggage rack has the advantages of improving the split charging efficiency and the off-line efficiency, optimizing the appearance shape, improving the safety performance, etc.

A motor vehicle contains a roll bar configuration which has at least one U-shaped roll bar, a transverse strut, and a connecting element with a receiving opening which accommodates one end of the roll bar. The connecting element can be connected releasably or nonreleasably both to the outer and to the inner body wall which is/are disposed generally vertically and/or horizontally. Furthermore, it is provided, on the connecting element, to arrange bearing points to which a foldable top and/or a belt deflecting lever can be fastened.

The invention provides a motor rotor of a permanent-magnetic synchronous tractor, which belongs to the technical field of elevators and solves the problem that the magnetic steels of the conventional motor rotor are easy to drop. The motor rotor of the permanent-magnetic synchronous tractor comprises a rotor body with a step-shaped bottom surface and an annular inner wall, wherein a plurality of uniformly distributed magnetic steels are stuck on the annular inner wall of the rotor body. The motor rotor is characterized in that: two ends of the magnetic steels are provided with an inner magnetic steel end plate and an outer magnetic steel end plate which are of annular sheets and are fixed on the rotor body respectively, the inner and outer magnetic steel end plates are provided with positioning parts with the same magnetic steel number and position, and the two ends of the magnetic steels are inserted into the corresponding positioning parts. The motor rotor can simplify the fixed structures of the magnetic steels and reduce the cost, and the magnetic steels can be firmly and fixedly connected on the motor rotor and do not drop.

The invention discloses a forest resource carbon sink assessment and collection system based on multi-source spatial data, which comprises a collection box, four corners of the bottom end of the collection box are fixedly connected with fixed vertical rods, the bottom ends of the four fixed vertical rods are provided with moving wheels, one side of the collection box is provided with a soil extraction and collection mechanism, and the other side of the collection box is provided with a soil sampling and collection mechanism. Soil in a forest is taken out to serve as a detection sample by utilizing the sampling barrel, soil at different positions can be classified and placed in different storage cavities, and a driving motor and a lead screw can drive a moving block and an extending block to move, so that the sampling barrel can move to one side of the corresponding storage cavity; the hydraulic telescopic rod and the rotating motor can drive the sampling barrel to lift and rotate, so that the sampling barrel is gradually embedded into the soil of the forest to sample and collect the soil, the content of carbon in the soil of the forest can be conveniently compared and detected subsequently, and sampling can be carried out from different positions and placed in the storage cavities in a classified manner.

The invention discloses a fixing fastener for a scaffold protection net, which comprises a main rod, a fixed block is fixed at any one end of the main rod, and an exposed ball is arranged on the side wall of the other end of the main rod, and the gap between the fixed block and the ball is The main rod is provided with a movable block that can slide; the fixed block is fixed with a support B, and the support B is hinged with a fixed rod with a bearing A at the tail, and the fixed rod is perpendicular to the bearing B along the The axis of the bearing A rotates, and a support C is provided on the fixed rod; a support A is fixed on the moving block, and the support A is hinged to any end of a support rod with a bearing B at both ends, and the support The other end of the rod is hinged with the support C, and the support rod on the moving block drives the fixed rod to rotate around the axis of the bearing A; the end of the main rod provided with balls is sleeved with a sleeve through the balls, and the fixing method of the present invention is simple and convenient. Moreover, the device has a high reuse rate and saves costs.

The invention discloses a rotary type gas appliance outer ring grinding machine. The rotary type gas appliance outer ring grinding machine comprises a grinding machine body, and further comprises an assembling mechanism and a fixing mechanism; the grinding machine body comprises a protective shell, the bottom of one end of the protective shell is provided with a grinding shaft, the bottom end of the grinding shaft is provided with a grinding head, and the side surface of the protective shell is provided with an inner clamping protective plate; and the assembling mechanism is installed betweenthe inner clamping protective plate and the protective shell and comprises fixing clamping protrusions arranged on the inner side of the protective shell and fixing clamping grooves formed in the inner clamping protective plate, movable grooves are formed in the protective shell, and connecting rods are movably connected to the interiors of the movable grooves. According to the rotary type gas appliance outer ring grinding machine, through the assembling and clamping mode of the inner clamping protective plate and the protective shell, the fixing mode is simple, the inner clamping protective plate can be conveniently disassembled and assembled to replace an internal transmission chain after the transmission chain in the protective shell is accidentally broken, and meanwhile lubricating oilcan be conveniently added to the transmission chain.

The invention discloses a full-automatic adjustable fixture for a flywheel casing of a new energy automobile and a machining technological process. According to the process, the unmachined flywheel casing is subjected to inner circle and flange surface milling, drilling and tapping and spot facing on a first machining station of a first turning and milling machine tool, then is subjected to spot facing, threaded hole drilling and tapping, plane milling and threaded hole drilling and tapping on a second machining station of a second turning and milling machine tool, and finally is subjected tojunction surface finish-milling, boring and threaded hole drilling and tapping on a third machining station of a third turning and milling machine tool, and machining of the flywheel casing is completed after the three times of turning and milling are finished. Through the fixture, the flywheel casing can be clamped conveniently, the stability is good, the turning and milling precision is guaranteed, and the production efficiency is improved.