59results about How to "Reduce fixed difficulty" patented technology

The invention discloses a turbine disc and blade locking mechanism for a turboprop engine. The turbine disc and blade locking mechanism comprises a turbine disc and a plurality of blades which are uniformly distributed at the periphery of the turbine disc, wherein mortise structures are uniformly distributed at the periphery of the turbine disc; each mortise structure is composed of a first mortise at the outer side and a second mortise at the inner side, and the first mortise communicates with the second mortise; the root parts of the blades are provided with tenon structures; each tenon structure is composed of a first tenon and a second tenon on the end part of the first tenon; the first tenons are embedded into the first mortises; the second tenons are embedded into the second mortises, and are locked and fixed through blocking plates embedded between the second tenons and the seond mortises. According to the turbine disc and blade locking mechanism for the turboprop engine disclosed by the invention, the blades are matched with the turbine disc though the tenons and the mortises, so that only the locking plates need to insert and bend, and therefore, operations are simple; andmoreover, the turbine disc and blade locking mechanism is novel in design, is simple and convenient in assembly, is high in practicability, is excellent in stable performance, and can be widely applied to turbines of various functions.

The invention relates to a two-layer module bracket and a battery pack. The two-layer module bracket is mounted in a battery box body. and comprises a tray and a bracket; the tray is integrally moulded by adopting an aluminium profile moulding process and is internally hollowed; the lower end of the bracket is fixed to the interior of the battery box body; the upper end of the bracket is fixedly connected with the bottom of the tray; a mounting space used for mounting battery modules is formed between the tray and the inner wall of the battery box body. The invention provides the module bracket which is simple in structure and process moulding, and is fixed seamlessly; the overall module bracket is light in weight, low in mould cost, simple in processing moulding process, and high in structural strength; the overall production process does not have a welding process, can reduce pollution to the environment in production and shortens production time; a good module bracket can be formedby simply cutting a semi-moulded piece; moreover, the tray is internally hollowed and is light and convenient, so that physical consumption of an operator can be reduced, and the production efficiencyis improved.

The invention discloses a fashion boot production process which comprises the following production steps: A, carrying out combination forming of a shoe tree; B, preparing and selecting materials; C, carrying out primary processing forming on the materials; and D, carrying out production line forming of a fashion boot. The shoe tree in the step A is a safety shoe tree; the materials in the step B comprise a surface fabric, a lining, sewing threads, a counter, lining cloth, glue and die cutters for each part; and the step C of carrying out primary processing forming on the materials comprises the following sub-steps: a, cutting off the materials; and b, carrying out primary sizing of each part. The invention provides the fashion boot production process; resources of the shoe tree, which need to be invested in use, are reduced; production cost is saved; safety, convenience and the utilization rate of the space in the machining process are improved; production cost is further saved; and the utilization rate of production funds is promoted.

The invention discloses an automatic stamping die for an inverse-hemming aluminum foil meal box, and belongs to the technical field of stamping dies. The automatic stamping die for the inverse-hemming aluminum foil meal box comprises a base, wherein a spring replacement assembly is arranged at the upper end of the base; a movable frame is arranged at the upper end of the spring replacement assembly; a connecting rod is arranged at the upper end of the movable frame; a stamping die core is arranged at the bottom end of the movable frame; a fixed die is arranged at the bottom end of the stamping die core; the spring replacement assembly comprises a limiting device, a fixed plate, a movable block, sleeves, limiting springs, mounting boxes and mounting insertion blocks; the sleeves are symmetrically arranged at the upper end of the base; the limiting springs are arranged in the sleeves; the mounting insertion blocks are symmetrically arranged at the two ends of the limiting springs; and the mounting boxes are arranged on the surfaces of the mounting insertion blocks. According to the automatic stamping die for the inverse-hemming aluminum foil meal box provided by the invention, by arranging the spring replacement assembly, the convenience of replacing the limiting springs is improved, the stamping quality is guaranteed, the working stability is improved, manpower resources are saved, and the working quality is improved.

The invention provides a strain clamp mounting clamp, and relates to the technical field of electric power mounting tools. The strain clamp mounting clamp includes a first handle and a second handle which are arranged at the front end and are hinged to each other, wherein the first handle is provided with a holddown device which is used for contacting the opening side of the strain clamp; a clamping slot for accommodating the strain clamp is formed in the second handle, corresponding to the upward side of the position of the holddown device; and an automatic closing switch is arranged betweenthe first handle and the second handle. The strain clamp mounting clamp is simple in structure and can realize positioning and clamping of the strain clamp through the first handle and the second handle which are hinged to each other, and at the same time the automatic closing switch which is arranged between the first handle and the second handle enables the clamp to maintain in a closed clampingstate, thus being convenient for an operator to free two hands to perform fixing operation on the strain clamp and wires, and reducing the fixing difficulty between the strain clamp and the wires. Therefore, only one person can complete the related fixing motion, the strain clamp mounting clamp is labor saving, time saving, convenient and quick, and has preferable usage effect and wide promotionvalues.

The invention discloses a weathering resistant steel power transmission iron tower which comprises an iron tower body, the iron tower body comprises a plurality of pieces of weathering resistant steel which are fixedly connected, a plurality of wire fixing boxes are evenly installed on the iron tower body, and a power transmission line is detachably installed in each wire fixing box. The bottom end and the two ends of each wire fixing box are jointly provided with connecting holes matched with a power transmission line, two semi-annular clamping plates matched with the power transmission line are symmetrically and movably installed in each wire fixing box, and a two-way threaded rod is rotationally installed in each wire fixing box. The power transmission line is connected into the wire fixing box from the bottom end of the connecting hole, a rotary disc can be fixed after the power transmission line is fixed, the power transmission line can be conveniently fixed, the fixing stability is high, and therefore the situation that the power transmission line falls off from the weathering-resistant steel power transmission iron tower to cause safety accidents can be avoided, and the safety performance of the weathering steel power transmission tower is improved.

A mounting structure for detachable aisle boards for a swimming pool comprises two cross beams arranged in parallel in a spaced manner, a plurality of parallel aisle boards erected on the two cross beams and connecting devices arranged between the adjacent aisle boards, wherein each connecting device comprises a T-shaped connecting block, a clamping block and a pin column, and the clamping block comprises a base body, a clamping groove formed in the top end of the base body and a connecting hole formed in the top end of the base body; the cross beams are channel steel; vertically downward turned edges of the cross beams are clamped in the clamping grooves of the clamping blocks; two symmetric horizontal parts of each T-shaped connecting block are clamped in strip-shaped grooves correspondingly formed in side walls of the aisle boards; a through hole is formed in the top end of each T-shaped connecting block and corresponds to the connecting hole of the corresponding clamping block, and the corresponding pin column is inserted for connection.

The invention discloses a live pig slaughtering device. The live pig slaughtering device comprises a workbench, and is characterized in that a sliding groove is formed in the outer wall of the top endof the workbench, wherein a fixing base is slidably connected to the inner wall of the sliding groove; a fixing frame is connected to the outer wall of the top end of the fixing base through screws;a first hydraulic cylinder is connected to the inner wall of the top end of the fixing frame through rivets; a sliding plate is connected to one end of a piston rod of the first hydraulic cylinder through screws; two connecting rods distributed at equal intervals are connected to the outer wall of the bottom end of the sliding plate through screws; body clamping plates are connected to the outer walls of the bottom ends of the connecting rods through screws; and head clamping plates are connected to the outer walls of one sides of the body clamping plates through screws. According to the livepig slaughtering device, the body clamping plates clamp the body of a live pig, foot clamping plates fix pig feet through locking valves, a mouth sleeve rotatably sleeves the mouth of the live pig, the situation is avoided that noise is not beneficial to work of workers during live pig slaughtering, the live pig fixing difficulty is low, operation is easy, and the live pig slaughtering efficiencyis improved.

A height-adjustable high-strength rebar bracket comprises an upper positioning frame, a lower positioning frame and a supporting column. The upper positioning frame and the lower positioning frame areboth positioned to the supporting column in a height-adjustable mode, the upper positioning frame comprises a supporting plate, and a plurality of positioning hooks are arranged at the peripheral part of the supporting plate in a protruding mode, and used for positioning an upper row of rebars; the lower positioning frame comprises a top plate, a plurality of elastic positioning claws are arranged on the lower portion of the peripheral part of the top plate in a protruding mode, and used for positioning a lower row of rebars, a plurality of positioning grooves are formed in the supporting column in a sunken mode, the upper positioning grooves are used for being in snap fit with the supporting plate of the upper positioning frame, and used for fixing the upper positioning frame to the different height positions of the supporting column, the upper edges of the upper positioning grooves tilt upwards and outwards, and the lower edges are horizontally arranged, and are perpendicular to theouter edge of the supporting column to be in an annular shape; and the lower positioning grooves are used for being in snap fit with the top plate of the lower positioning frame and fixing the lowerpositioning frame to the different height positions of the supporting column, the upper edges of the lower positioning grooves are horizontally arranged, and are perpendicular to the outer edge of thesupporting column to be in an annular shape, and the lower edges tilt downwards and outwards. According to the height-adjustable high-strength rebar bracket, the spacing between the upper row of rebars and the lower row of rebars can be flexibly adjusted, and the fixing difficulty between the upper row of rebars and the rebar bracket as well as between the lower row of rebars and the rebar bracket is reduced.

The invention relates to asmall pipe diameter closed pipeline water flow ultrasonic measurement optimization method and device. The small pipe diameter closed pipeline water flow ultrasonic measurement optimization method is used for measuring the water flow of a pipeline under Z mounting method and comprises the step that two measuring probes of an ultrasonic flowmeter are fixed to the opposite sides of the pipeline using a U-shaped fixator so that the measuring probesareconnected with the surface of the pipeline in a coupling mode; the U-shaped fixator comprises bolts and nuts, the boltsareof U-shaped structures, and the tightness of the nutsis adjustable. The small pipe diameter closed pipeline water flow ultrasonic measurement optimization method and device have the following technical effects that fixing difficulty of ultrasonic flowmeter probesis reduced; accuracy of the ultrasonic flowmeter Z method is improved; and the flowmeter probesare convenient to mount, and time and labor are saved.

The invention provides a large-span quick-connection fabricated prefabricated part and a construction method thereof, belongs to the technical field of bridge buildings, and aims at solving the problems that a large-span reinforced concrete bridge prefabricated part is high in installation difficulty and low in construction efficiency. The prefabricated part comprises a prefabricated U-shaped supporting beam, a bridge body splicing beam and a connecting assembly. A pouring plate is fixed in the U-shaped supporting beam, and a frame assembly is arranged in the U-shaped supporting beam; the frame assembly is fixed on the pouring plate; the connecting assembly comprises a core column, and the core column penetrates through the pouring plate. Flanges are fixed at two ends of the core column, and a plurality of connecting columns are fixed on the core column; and the bridge body splicing beams are mounted above the U-shaped supporting beams. Through cooperation of the U-shaped supporting beams and the connecting assemblies, the two adjacent U-shaped supporting beams can be preliminarily fixed, the installation speed of the large-span reinforced concrete bridge prefabricated part is increased, and the construction efficiency is improved; in addition, the U-shaped supporting beam is matched with the frame assembly, so that the bearing strength and the tensile strength of the U-shaped supporting beam are improved.

The invention belongs to the technical field of computer network tapping, and discloses a computer network tapping device which comprises an exchanger body, a network cable connecting assembly, an indicating assembly and a fixing assembly are installed on the exchanger body, the network cable connecting assembly is used for connecting a network cable, the indicating assembly is used for indicating the connecting state of the network cable, the fixing assembly is used for fixing a network cable inserted into the network cable connecting assembly, the fixing assembly comprises a fixing plate, a cable inlet hole is formed in the fixing plate, and two clamping plates are symmetrically and rotationally connected to the inner wall of the cable inlet hole. The network cable penetrates through the fixing plate through the cable inlet hole, the clamping plates are pulled through first springs, the clamping plate abuts against the network cable, so that the network cable and the network cable hole are connected more firmly, a large number of fixing structures do not need to be screwed after the device is connected with the network cable, the fixing difficulty of the network cable is reduced, and the fixing efficiency of the network cable is improved.

The invention provides an optical communication module and a chip comprising the optical communication module, the optical communication module comprises a power supply management part, an optical communication part and an output part, the power supply management part is configured to provide a power supply for the optical communication part after receiving a preset optical signal; the optical communication part is configured to receive an optical communication signal and convert the optical communication signal into a decoding signal; the output portion is configured to output the power supply and the decoded signal to the outside. According to the invention, the packaging box does not need to be dismantled when the chip is upgraded, and the optical signal is used as a signal for starting the battery of the optical communication module, so that the electric quantity of the battery of the optical communication module cannot be used in advance, the waste of the electric quantity is reduced, and the battery can be provided for a consumable chip and other power-free devices for long-time optical communication.

The invention relates to a copper art sculpture structure and a mounting method thereof. The copper art sculpture structure comprises an upper copper art piece, a lower copper art piece, a supportingrod body, two locating components, two sheltering blocks and several locating rods, and the upper copper art piece and the lower copper art piece comprise a copper art plate and a stainless-steel plate; each locating component comprises a locating rod body, a left pressing bar, a right pressing bar, several left springs and several right springs; the supporting rod body is arranged transversely, the two locating components are arranged at left and right side by side, each locating rod is arranged between the two locating components, the lower copper art piece and the upper copper art piece aremovably embedded at the two locating components, moving intervals are reserved between the lower and upper art pieces and the two locating components, and the two sheltering blocks are respectively arranged at top surfaces of the locating rod bodies of the two locating components. The copper art sculpture structure provided by the invention has the advantages of being easy to fix, being located well, being convenient to detach and maintain, and so on; and the mounting method is very simple, is very convenient and efficient to operate, and can realize an aim of fast mounting and locating.

The invention discloses a punching-free convenient-to-fix monitoring camera, and particularly relates to the field of safety monitoring, the punching-free convenient-to-fix monitoring camera comprises a camera device and a camera fixing device, the camera device is located in the camera fixing device, and the camera fixing device comprises a supporting framework, a position limiting framework and a butt joint framework; one end of the position limiting framework is connected to the bottom of the supporting framework, the mode that the position limiting framework is matched with the butt joint framework is adopted, the traditional screw and screw connecting mode is changed, punching on the camera shell can be avoided, and therefore the sealing performance of the camera shell is effectively kept; and moreover, the mounting and fixing difficulty of the camera can be effectively reduced, some non-technical personnel can conveniently operate the camera, so that the mounting speed of the camera is accelerated, the overall structural strength is further improved by using the diffusion clamping blocks, and the camera can be freely regulated and controlled and can still keep a relatively stable state at the same time.

The present invention belongs to the technical field of radiotherapy devices and also discloses a radiotherapy device rotating machine frame support eccentric type adjustment device. The radiotherapydevice rotating machine frame support eccentric type adjustment device comprises a front end support device and a rear end support device, the front end support device and the rear end support deviceboth comprise a supporting base seat and a riding wheel support component, the riding wheel support component comprises a support box body and a riding wheel roller path component, the riding wheel roller path component comprises two sets of riding wheel support units, riding wheels in the front end support device are tapered riding wheels, the rear end support device uses cylindrical riding wheels, and riding wheel shafts are all eccentric shafts. The device has a certain self-alignment function, also can realize own axial limit, can perform fine adjustment in a vertical direction after initial installation, and thus reduces errors of rotation center vertical directions of the front and rear end support devices, so that the support devices have relatively high reliability and safety, andthe adjustment device is high in adjustment precision.