107results about How to "The structure is easy to disassemble" patented technology

The invention discloses an adjusting device for a reflector, which comprises the reflector, a reflector carrier, a plurality of adjusting elastic sheets, a lower optical engine shell, a plurality of adjusting springs and a plurality of adjusting bolts, wherein the reflector is fixed on the front surface of the reflector carrier; a plurality of bolt pillars are arranged on the rear surface of the reflector carrier; one ends of the adjusting elastic sheets are in blocking connection with the reflector carrier while the other ends are fixed on the lower optical engine shell; a plurality of adjusting bolt holes corresponding to the bolt pillars are arranged on the lower optical engine shell; a plurality of spring slots around the adjusting bolt holes are arranged on the back side of the lower optical engine shell; the adjusting bolts pass through the adjusting bolt holes and are connected with the bolt pillars of the reflector carrier; the adjusting springs are around screw rods of the adjusting bolts; and one ends of the adjusting springs are resisted against the spring slots of the lower optical engine shell while the other ends are resisted against the nuts of the adjusting bolts. The adjusting device for the reflector provided by the invention can be used for conveniently adjusting the position and/or angle of the reflector.

An integrated internally supported hub motor electric wheel is disclosed, and includes tyres, hubs, hub motor, -a honeycomb structure inn support body, a brake and a vibration damping mechanism-, wherein the hub motor comprises an outer rotor shell integrating a hub and a brake connecting disk, an outer rotor composed of a rotor yoke and a permanent magnet, an inner stator and a stator support frame, wherein the rotor yoke and the permanent magnet are attached to the inner side of the rim, and the brake connecting disk and the rim are fixedly connected by bolts; The hollow inner stator is connected with a suspension sleeve through a stator support frame, and the suspension sleeve is respectively connected with a knuckle arm and a wheel support shaft through an elastic element; The inner support is a sectional arc honeycomb structure, which plays a supporting and cushioning role under low pressure or zero pressure driving conditions. compared with that prior art, The invention has the advantages of simple and compact structure, high transmission efficiency, easy arrangement and installation, and the like, reduces the unsprung load mass, effectively improves the dynamic characteristics of the electric vehicle wheel, and embeds the inner support body, effectively avoids the influence of the road excitation on the performance of the hub motor under the low-pressure or zero-pressuredriving condition, and ensures the safe continuation of the deflated wheel.

The invention discloses a radial rotary sealing device for magnetic liquid and belongs to the field of mechanical engineering sealing. By means of the radial rotary sealing device for the magnetic liquid, the problems that when an existing sealing device is in use, it is difficult to add or replace magnetic liquid, and machining accuracy and assembly accuracy are too high due to the fact that the axial length is large are solved. According to the sealing device for the magnetic liquid, radial sealing is adopted, the axial dimension is reduced by increasing the radial dimension, a first magnetic disc is connected with a shell through screws, and detachment is convenient. Moreover, the invention provides a novel mode for designing the rotary sealing device for the magnetic liquid.

The invention discloses a simulation test system and a test method for coal stratum gas dynamic permeability improvement seepage and displacement, which comprise a fluid injection system, a model sealing loading system and a data acquisition, processing and control system. The simulation test system and the test method for coal stratum gas dynamic permeability improvement seepage and displacementcan achieve the function of injecting fluid (gas, steam and liquid) into large-scale coal and rock bodies under different loads, can be used for simulating permeability improvement measures such as coal seam hydraulic fracturing, hydraulic cutting, blasting cracking and the like, can be used for simulating coal seam gas increasing measures such as gas injection, heat injection and the like, can monitor physical quantities such as fluid flow, pressure, solid stress, strain, temperature and the like in the coal and rock bodies in real time, and can find out multi-field coupling evolution rules such as a gas pressure field, a stress field, a deformation, a temperature field and the like in the fluid seepage process under the conditions of pressure bearing and pressure relief. The whole systemhas the advantages of simple structure, clear division of labor and convenient disassembly and assembly, can provide test parameters for permeability improvement and production improvement technologies such as hydraulic fracturing, hydraulic cutting, blasting cracking, gas injection, heat injection and the like, and can provide a verification platform for theoretical research.

The invention provides a transverse sealing mechanism used on a pillow type packaging machine and the pillow type packaging machine, belongs to the technical field of packaging machines, and solves the problems that the existing packaging machine is low in packaging speed and inconvenient to dismantle and maintain. The transverse sealing mechanism comprises a bracket, a transverse sealing upper shaft, a transverse sealing lower shaft, two support plates and a drive mechanism, wherein each of the support plates comprises a floating plate and a fixed plate; an upper sealing wheel provided with upper sealing knife structures and a lower sealing wheel are fixedly arranged on each of the transverse sealing upper shaft and a transverse sealing lower shaft in a sleeving manner; the transverse sealing upper shaft and the transverse sealing lower shaft are connected with the drive mechanism through a transmission mechanism; and a hinge block structure and an adjusting block are arranged between the floating plate and the fixed plate of each of the support plates. The transverse sealing mechanism has the advantages of high convenience in dismantling and maintaining and high packaging speed.

The invention discloses a throwing type two-wheel reconnaissance robot. The throwing type two-wheel reconnaissance robot adopts a split structure, and the gravity center deviates to one side. The throwing type two-wheel reconnaissance robot comprises elastic wheels, a shell assembly, a lower sealing cover, a balance tail, infrared lamps, a pickup, a camera, motor gears, wheel shafts, shaft gears, end covers, motors, a main control board, a power supply, a data radio and an image radio. The throwing type two-wheel reconnaissance robot has the following beneficial effects: the throwing type two-wheel reconnaissance robot adopts the split structure, so that the structure disassembly and installation are convenient; all devices inside can be inspected only by dismounting of the shell; and the gravity center of a whole vehicle body deviates to the second shell side, when the robot performs an overturning action, quick overturning can be realized by full use of self inertia.

The invention discloses a lead type thermocouple piston surface temperature measurement connecting rod lead structure. The structure includes a first connecting block connected with a large head end of an engine connecting rod, the first connecting block is connected with a second hinge block, the second hinge block is hinged to a third hinge block, and the third hinge block is connected with a fourth hinge block through a first connecting rod; the fourth hinge block is hinged to a fifth hinge block, and the fifth hinge block is connected with a sixth hinge block through a second connecting rod; and the sixth hinge block is hinged to a seventh hinge block, and the seventh hinge block is fixedly connected to a rack through an eighth connecting block. The lead type thermocouple piston surface temperature measurement connecting rod lead structure has the beneficial effects that up-and-down motion of a thermocouple wire is changed into swing, and the structure is convenient to assemble and disassemble; a change of piston temperature can be measured, and the measured piston temperature is high in accuracy; the cost is low; and the structure can operate at a high speed.

The invention provides a door frame structure with a detachable doorsill. The door frame structure comprises a door frame, the doorsill, inserting holes, inserting pieces and set screws. The doorsill and the inserting pieces can be dismounted from the door frame or mounted on the door frame, the inserting holes which are completely the same as the cross section of a cavity in the doorsill in size and specification are formed in the doorsill positions of the bottom ends on the left side and the right side of the door frame, the inserting pieces are rightly inserted into the inserting holes, the doorsill is mounted on the inserting pieces and is clamped, and the doorsill can be locked by the set screws. The door frame structure with the detachable doorsill has the advantages that the doorsill of the structure can be quickly dismounted and mounted according to needs, and is convenient, practical and particularly suitable for public places such as offices, laboratories, classrooms and the like. At ordinary times, the doorsill is in a mounting state and achieves a normal safety and reinforcing effect. When a floor is cleaned, a cart is used for conveying heavy objects and other special demands need to be met, the doorsill can be dismounted to enable the floors in a room and outside the room to be communicated without obstacles, cleaned objects are directly cleaned out of the room, or the heavy objects can be stably pushed into the room by the cart.

The invention discloses a high-speed gearbox thrust disc structure. The high-speed gearbox thrust disc structure comprises a high-speed gear shaft and a driving gear. The high-speed gear shaft comprises a gear part engaged with the driving gear, and shaft shoulder parts located on the two sides of the gear part. An annular clamping groove is formed between the gear part and each shaft shoulder part. A check ring is sleeved with each annular clamping groove. Each check ring is sleeved with a thrust disc. The driving gear makes fact contact with one side of each thrust disc so that a thrust facecan be formed. The radial and axial size of the thrust disc structure is small, the structure is compact, and stable rotation of a high-speed shaft is facilitated; and when vibration is measured at the shaft neck position of the high-speed gear and the rotation speed reaches 30,000 r/min, the axial vibration is smaller than or equal to 0.015. According to the thrust disc structure, the componentstructure is simple, the manufacturing cost is low, the gear axial gap can be reliably guaranteed, and playing during work is avoided.

The invention discloses a thermal safety control battery module structure, which comprises a battery module shell and at least two single batteries located in the battery module shell, wherein a partition plate of a honeycomb structure and a fireproof plastic net are arranged between every two adjacent single batteries, the battery module shell comprises an upper cover plate, a bottom plate, two first side plates and two second side plates, and heat dissipation grooves are formed in the inner sides of the bottom plate, the upper cover plate and the first side plates. According to the invention, six degrees of freedom of the whole single battery group in space are limited, the tensioning is effective, and the structure is compact; due to the arrangement of the partition plates with the honeycomb structure, the transmission of heat between the single batteries is isolated, and an efficient heat dissipation effect is achieved; according to an indentation structure of the upper cover plate, directional explosion spraying during thermal runaway of the battery module can be realized by setting indentation opening pressure, so that rapid pressure relief is realized, and the hazard of explosion is effectively reduced.

The invention discloses a fixing device of an assembly type precast plate. When fixing the precast plate, firstly a first plate and a second plate are inserted and matched through an inserting connection assembly, and then a fixed seat is fixed to the first plate and the second plate through fastening bolts, a first connecting rod and a second connecting rod are installed on the fixed seat in a cross mode, the fixed connection of the first plate and the second plate is realized by using the inserting connecting assembly and a fixed assembly. The height from the upper end surface of a locking nut to the first plate and the second plate is a first height, the lowest height from the first connecting rod and the second connecting rod to the first plate and the second plate is a second height,the lowest height from a nut to the first plate and the second plate is a third height, and the order of size of the three heights is the first height, the second height and the third height in sequence. According to the fixing device of the assembly type precast plate, when the nut is loose, the locking nut can further limit the nut to prevent the nut from falling, and the stability of the connection is further ensured.

The invention relates to a multi-layer support bent frame system parking lot. The parking lot comprises bent frame columns, internal slope lanes and parking units, wherein parking floors are formed by superposing the parking units floor by floor from top to bottom and arranged side by side; the parking units among adjacent parking floors are arranged in a staggered mode in the height direction; each parking unit comprises a composite beam; the upper surface of a floor plate of the composite beam is provided with parking spaces and running lanes; the bent frame columns are transversely arranged in rows at intervals; two rows of bent frame columns are hinged with steel beams at two ends of the composite beam; the internal slope lanes are arranged among adjacent parking floors; the low side of each internal slope lane is positioned on the parking unit of the parking floor on one side, and the high side of each internal slope lane is positioned on the parking unit which is adjacent to andhigher than the parking unit of the parking floor on one side; and the parking unit on the bottommost layer is provided with an entrance and exit. The parking lot is flexibly configured, low in construction cost, long in service life, convenient to expand and high in secondary utilization rate.

The invention discloses a steel rolling workpiece cooling device, and belongs to the technical field of steel rolling cooling equipment. The steel rolling workpiece cooling device is used for coolinga steel rolling workpiece, according to the technical scheme, a base is arranged below a steel rolling conveying belt, two side protecting plates are located on the two sides of the steel rolling conveying belt respectively, the lower ends of the two side protection plates are vertically connected with the base, the upper ends of the two side protection plates are connected with the bottom of thewater tank, a plurality of drainage grooves which are arranged in parallel and are discharged downwards are formed in the steel rolling conveying belt between the two side protection plates, the innerwall of the base is fixedly connected with a flow guide tank, the upper end of the flow guide tank is opposite to a drainage groove in the steel rolling conveyor belt, the bottom of the flow guide tank is fixedly connected with the upper end of the water storage tank, the bottom of the water storage tank is connected with the water pump, the water pump is connected with the water tank through a water delivery pipe, a plurality of cooling pipes are arranged on the bottom surface of the water tank, and a plurality of high-pressure atomizing nozzles are respectively arranged on the cooling pipes. So that the quality of the product is ensured, the cooling water can be recycled, so that the utilization rate of the cooling water is improved.

The invention discloses a visual filter capable of automatically blowing gas and a filtering method thereof. The filter comprises a filtering diaphragm, a filtration chamber and a sample gas chamber, wherein the filtering diaphragm is installed in a main cavity, the filtration chamber and the sample gas chamber are separated on the two sides of the filtering diaphragm; the edge of the filtering diaphragm is provided with a seal ring; one end of the main cavity is an opening; the middle of a bottom plate on the other end is inserted with an outlet nozzle communicated with the sample gas chamber; a branch block, the filtering diaphragm, an inner cover, a glass window and a junk ring are successively installed from the bottom plate of the main cavity to the opening in the main cavity; the sample gas chamber is surrounded by one side of the filtering diaphragm, the bottom plate of the main cavity and the branch block; and the filtration chamber is sounded by the other side of the filtering diaphragm, the inner cover and the glass window. The invention is suitable for the rear end of sample gas processing; and sample gas is used before entering an on-line analyzer to obtain the purposes of dedusting and dehydrating, and the sample gas obtains high quality approaching to that of the standard gas.

The invention discloses a shell structure for a liquid-flow single battery system. The shell structure for the liquid-flow single battery system comprises a positive electrode frame, a negative electrode frame, a membrane frame, a positive electrode plate, a negative electrode plate and two O-type seal rings, wherein the axes of the positive electrode frame, the negative electrode frame, the membrane frame, the positive electrode plate, the negative electrode plate and the O-type seal rings are located on a same horizontal straight line, the positive electrode frame, the negative electrode frame, the membrane frame, the positive electrode plate and the negative electrode plate are sequentially overlapped in the specified direction, the positive electrode plate is fixed inside the positiveelectrode frame, and the negative electrode plate is fixed inside the negative electrode frame; one O-type seal ring is arranged between the positive electrode plate and the membrane frame, and the other O-type seal ring is installed between the negative electrode plate and the membrane frame; the positive electrode frame and the negative electrode frame are fixed to the membrane frame in an extruded-sealed manner through the two O-type seal rings. The shell structure for the liquid-flow single battery system has good sealing performance, the energy density of the single battery system is effectively improved, the whole structure is simple and easy to disassemble, and the shell structure is suitable for liquid-flow battery performance research.

The invention relates to a vertical drilling assistor for a wind tunnel test model. The vertical drilling assistor is used for assisting an electric drill to drill a to-be-drilled object; the vertical drilling assistor comprises a base, a fixture and a plurality of telescopic rods arranged in parallel; one end of each of the plurality of telescopic rods is vertically and detachably connected to one side of the base, and the other end of each of the plurality of telescopic rods is detachably connected to the fixture; the fixture is used for clamping the electric drill, and a drill bit of the electric drill extends towards a direction close to the base and is parallel to the telescopic rods; and the other side of the base is pressed on the to-be-drilled object, and a through hole allowing the drill bit to move back and forth to drill the to-be-drilled object is formed in the base. Due to the arrangement of the detachably-connected telescopic rods, the requirements of drill bits with different lengths can be met by regulating the heights of the telescopic rods as required; and the vertical drilling assistor is convenient to dismount and mount, convenient to carry and capable of vertically and downwards drilling the to-be-drilled object.

The invention relates to a punch safety door anti-falling device. The punch safety door anti-falling device comprises a safety door and guide rails, the guide rails are mounted on the two sides of thefront end of a punch body, the safety door capable of ascending and descending in the up-down direction is mounted on the guide rails, anti-falling assemblies are transversely mounted on one sides ofthe upper ends of the guide rails and comprise mounting bottom plates and air cylinders, front supporting plates are vertically mounted at the ends, facing the guide rails, of the upper sides of themounting bottom plates, blocking pins are arranged on the front supporting plates in a transversely penetrating mode, one ends of the blocking pins are axially connected with extending rods of the aircylinders mounted on the upper sides of the mounting bottom plates, and the other ends of the blocking pins extend into the safety door along with pushing out of the air cylinders. The punch safety door is prevented from falling through a simple mechanism, structure disassembling and assembling are easy, the reliable and durable effects are achieved, and safety accidents are avoided.

The invention discloses a suspension type car anti-impact seat. The suspension type car anti-impact seat comprises a vertical stand column fixed to a bottom plate of a compartment, a horizontal supporting rod fixed to the stand column, a seat body with a backrest being hinged to the end of the supporting rod, a pair of top pulleys fixed to the inner top wall of the compartment, bottom pulleys fixed to the bottom plate of the compartment, a hoisting rope and a tensioning rope. One end of the hoisting rope is fixed to one end of the top of the backrest of the seat body and sequentially winds across the pulleys, the other end of the hoisting rope is fixed to the other end of the top of the backrest of the seat body, and the hoisting rope is tensioned. The bottom of the tensioning rope is connected with the bottom plate of the compartment, and the top of the tensioning rope is fixed to a cushion of the seat body and tensions the cushion of the seat body downwards. The hoisting rope sequentially winds across one top pulley, the bottom pulleys and the other top pulley. The suspension type car anti-impact seat can effectively relieve injury to the bodies of passengers in the compartment when a car is impacted in a landmine explosion accident.

The invention relates to the field of bag dust removal technology, in particular to a combined filter bag, which includes a plurality of filter bag monomers, and a plurality of inner connecting ribs are evenly arranged between two annular connecting plates located on the inner side of the annular filter cloth. A plurality of external connecting ribs are evenly arranged between the two annular connecting plates on the outer side of the filter cloth, an annular fixing plate is arranged on the outer side of the annular connecting plate, and a sealing gasket is arranged on the outer side of the annular fixing plate, and two A plurality of circular protrusions and a plurality of circular limiting grooves are respectively provided on the gasket, the number of the plurality of circular protrusions and the plurality of circular limiting grooves is the same, and the size of the circular protrusions is the same as that of the circular limiting grooves. Matching, the edge of the ring-shaped fixing plate is evenly provided with multiple installation holes, and locking bolts are connected between the installation holes of two adjacent filter bag monomers. The structure of the combined filter bag is easy to disassemble, and local damage will not affect the normal use of the filter bag, nor will it affect the normal operation of the filter bag.

The invention relates to the technical field of plastic moulds and especially relates to a plastic mould with a detachable bracket. The plastic mould comprises an upper mould; splicing rods are fixedly arranged on the two sides of the lower surface of the upper mould; a plurality of fixing rods are fixedly arranged on the upper surface of a lower mould; clamping mechanisms are arranged on the upper parts on the two sides of an inner wall of a groove; the lower ends of moving rods extend into the lower part in the groove and are fixed with moving plates; the moving rods and the fixing rods arerespectively located between multiple openings; each clamping mechanism comprises a mounting slot formed on the upper part on one side of the inner wall of the groove; a screw rod is fixedly arrangedbetween each two connecting blocks and is connected through a nut; a sliding block is arranged on the outer side of the screw rod in a sliding form; a blocking rod is fixedly arranged on the middle part on the other side of a limiting block; a clamping block is fixedly arranged on one end of the blocking rod; a compression spring is respectively sleeved on the outer side of each screw rod. The plastic mould with the detachable bracket has the characteristics of convenience in detaching, simple operation and high practicability.