233results about How to "Easy and fast assembly" patented technology

The present invention provides a device and method for real-time monitoring of the movement trajectory of the rock layer on the top of a mine, and relates to the technical field of monitoring the movement of the rock layer on the top of a mine. The device for real-time monitoring of the movement trajectory of the rock layer on the top of a mine of the present invention has fewer parts and components, and the assembly process is simple and rapid when used on site. It can be assembled and used according to the actual length of the monitoring borehole in the monitoring of the top of a mine; the device for real-time monitoring of the movement trajectory of the rock layer on the top of a mine of the present invention has a simple structure, is easy to process and manufacture, uses fewer precision instruments inside, and the cost of the entire device is relatively low, which can reduce the investment cost of mine monitoring; the device for real-time monitoring of the movement trajectory of the rock layer on the top of a mine of the present invention is used to monitor the rock layer on the top of a mine in real time, and can monitor the movement trajectory of the roof rock layer in real time, accurately, and continuously, and provide more detailed rock layer information for the prevention and control of disasters such as mine pressure, rock layer control, and rock burst.

The utility model provides an electric connector with an integrated terminal, which comprises a rubber core main body, a rear cover plate and the integrated terminal, the rear side of the rubber core main body is provided with a first installation block protruding outwards, the first installation block is provided with a plurality of first jacks used for installing the integrated terminal, the rear cover plate and the first installation block are installed in a buckled mode, and the integrated terminal is installed on the rear cover plate. The rear cover plate is correspondingly provided with a second jack communicated with the first jack, the front side of the rubber core main body is provided with a first mounting cavity, the first jack is communicated with the first mounting cavity, a locking piece is buckled in the first mounting cavity and used for locking and limiting the integrated terminal, the locking piece is provided with a third jack communicated with the first jack, and the position of the third jack corresponds to that of the first jack. And a first waterproof gasket is arranged between the rear cover plate and the first mounting block. The electric connector with the integrated terminal has a certain waterproof function, the layout of all parts is compact, the assembly mode is simple and rapid, and the assembly efficiency of the electric connector is effectively improved.

The embodiment of the utility model discloses a device for measuring the bending form of an endoscope. The device comprises a base; the displacement measuring assembly is installed on the base and connected with a traction rope of the endoscope to measure the moving stroke of the traction rope; the pulling force measuring assembly is connected with a pulling rope of the endoscope so as to measure the pulling force applied to the guiding joint by the pulling rope; the bending radian measuring assembly is mounted on the base and is used for measuring the bending radian of the guide joint; and the clamping assembly is mounted on the base and is used for clamping the endoscope. The measuring device can directly measure key parameters such as the pulling force and the stretching length of the pulling rope and the bending angle of the guiding joint when the endoscope moves, real and accurate data can be provided for follow-up endoscope movement analogue simulation, and meanwhile the measuring device is simple in structure and convenient to operate. The device is suitable for measuring endoscopes with different external diameters and lengths.

The invention discloses a straight cable connector convenient to disassemble and assemble, and relates to the technical field of cable connectors, the straight cable connector comprises a shell, a screw sleeve, a protective tube, a support frame and a contact pin, and further comprises a wiring terminal arranged at one end of the contact pin, and the wiring terminal comprises an upper end seat and a lower end seat; the locking assemblies are arranged on the front side and the rear side of the wiring terminal and used for disassembling and assembling the upper end seat and the lower end seat; according to the straight cable connector convenient to disassemble and assemble, after the threaded rod is screwed out of the limiting plate and the clamping block is driven to move out of the protruding block, the upper end base and the lower end base can be separated, then a core wire of a cable is arranged according to the shape of the U-shaped groove, the core wire is wound on the vertical rod by a circle, and therefore the cable can be conveniently disassembled and assembled. And after the core wire is pressed by the pressing assembly, the upper end seat and the lower end seat are assembled again, so that the connection of the contact pin and the core wire can be completed, the operation is simple and rapid, the working difficulty is reduced, and the installation efficiency is improved.

The utility model belongs to the technical field of baby products, and particularly relates to a baby cradle base and a baby cradle, the baby cradle base comprises a base main body, two sides of the base main body are convexly provided with connecting parts, and the inner walls of the lower ends of the connecting parts and the inner side wall of the lower end of the base main body are provided with reinforcing parts I; a reinforcing part II is convexly arranged on the end surface of the bottom plate; the supporting pipe is movably connected to the connecting part; when the base plate is arranged at the lower end of the base body, the first reinforcing part and the second reinforcing part abut against each other, the edge of the base plate and the edge of the lower end of the base body abut against each other, and the first reinforcing part and the second reinforcing part and the edge of the base plate and the edge of the lower end of the base body are welded into a whole through ultrasonic waves, so that connection between the base body and the base plate is firmer, and the bearing capacity of the base body is improved; the joint of the base body and the supporting pipe is not prone to breakage, and the service life of the base is prolonged.

The invention discloses an external rotor motor for a cross-flow fan, and the motor comprises an external rotor which is coaxially fixed at the end part of an impeller of the cross-flow fan; the inner stator is partially arranged in the outer rotor and is coaxial with the outer rotor; and the oil-containing sliding bearing is arranged between the rotating shaft of the impeller and the outer rotor and allows the rotating shaft to rotate in the oil-containing sliding bearing. The assembling process of the external rotor motor is simpler, more convenient and faster, vibration and noise are smaller, the manufacturing difficulty and cost of the external rotor motor and the cross-flow fan can be reduced, and the use experience of a user can be improved.

The utility model discloses a structure capable of enabling a fan head to automatically shake left and right and simultaneously swing up and down, which is characterized in that one end of a left-right first rotating arm is vertically and fixedly connected with a rotor of a left-right shaking motor, and the other end of the left-right first rotating arm is rotatably connected with one end of a left-right second rotating arm in an overlapping manner; the rotating seat is fixedly installed in a connecting hole of the fixed seat and is rotatably connected with the supporting rotating shaft, the supporting rotating shaft is fixedly connected with the fan supporting rod, one end of the first up-down rotating arm is vertically and fixedly connected with a rotor of the up-down swing motor, and the other end of the first up-down rotating arm is rotatably connected with one end of the second up-down rotating arm in an overlapped mode; and the other end of the up-down second rotating arm is fixed on a rotating arm hole in the outer side of the fixed seat. The multi-angle automatic rotating air supply device achieves up-down and left-right multi-angle automatic rotating air supply, is large in air supply angle and wide in air supply range, is friendly to special users such as old people and children which cannot directly blow air, and can also be used in cooperation with household appliances such as air conditioners, humidifiers and purifiers.

The utility model relates to the technical field of cranks, in particular to a low-torque portable movable crank for a valve hand wheel, which comprises a handle part, a handle part and a handle part, the clamping part is used for being fixed to the surface of the low-torque valve hand wheel; the connecting assembly is used for connecting the first arc-shaped positioning plate and the second arc-shaped positioning plate, and the connecting assembly comprises a first connecting plate and a second connecting plate which are fixedly arranged at the end parts of the first arc-shaped positioning plate and the second arc-shaped positioning plate respectively; and the rotating part facilitates rotation of the handle part. Through the arrangement of the clamping part and the handle part, the first arc-shaped positioning plate and the second arc-shaped positioning plate can clamp and fix the low-torque valve hand wheel, then the operation rod is operated, the low-torque valve hand wheel can be rapidly rotated, operation is easy and stable, the size is small, the manufacturing cost is low, and carrying is convenient.

The utility model discloses a detachable cleaning's air purifier filter screen structure, including filter core main part, the filter core main part includes fixed base, the active carbon fiber filter core of annular setting and filter screen subassembly, the active carbon fiber filter core inserts and sets up in the fixed cavity of fixed base, and is fixed through magnetic attraction structure, the filter screen subassembly is fixed on the fixed base from top to bottom, and the outer layer of double filter screen is placed in the outside of fixed base, and the inner layer of filter screen subassembly is placed in the inside of fixed base. The utility model discloses filter core main part adopts split type structure, and active carbon fiber filter core and filter screen subassembly can be independent, quickly and detached from fixed base, greatly facilitate the complete cleaning or replacement to each part, has solved the difficult problem of traditional integrated filter screen inconvenient cleaning.

The present invention discloses a plate-mounted proportional directional valve, comprising a valve body, a locking disk, a hook and a fixing pin; the hook is provided on one connecting surface of the valve body, and the fixing pin is provided on the other opposite connecting surface; the hook is rotatably connected to the valve body, the locking disk is rotatably arranged on the valve body, and an opening is provided on the locking disk; the locking disk can be rotated relative to the valve body until the opening is aligned with the hook and the fixing pin, so that the hook on the valve body can be rotated to form a connection or disconnection with the fixing pin on the adjacent valve body; the locking disk can be rotated until the opening is misaligned with the hook and the fixing pin to limit the rotation of the hook relative to the valve body. The plate-mounted proportional directional valve can realize convenient and quick assembly and disassembly operations.

The utility model discloses a closestool cover plate quick release connecting pipe assembly, which comprises a connecting pipe and two lock catch mechanisms, each lock catch mechanism comprises a push rod, a fixed shaft, a damper and a lock catch spring, a rotating shaft of the damper is exposed out of the connecting pipe when the lock catch mechanism is inserted into the connecting pipe and reaches a working position, and the lock catch spring is inserted into the connecting pipe. The fixing shaft is provided with a first elastic column, the connecting pipe is provided with a positioning hole, and the first elastic column is bounced into the positioning hole when the locking mechanism reaches the working position. The first elastic column is pressed to leave the positioning hole and pushes the damper inwards, so that the damper and the fixing shaft can compress the lock catch spring and then move inwards till the rotating shaft of the damper retracts into the connecting pipe. The lock catch mechanism is assembled and positioned through the first elastic column of the fixing shaft and the positioning hole of the connecting pipe, and the arrangement that the inner side direction reaches the limiting position when the push rod reaches the working position is combined, so that assembling and mounting of the quick-release connecting pipe assembly are more convenient and faster.

The invention discloses an assembly type decorative wall and a building structure, the assembly type decorative wall comprises a plurality of glass art bricks and a plurality of assembly bricks, the plurality of glass art bricks and the plurality of assembly bricks are mutually stacked and assembled, a transverse supporting piece is arranged between two adjacent transverse glass art bricks, and a longitudinal supporting piece is arranged between two adjacent longitudinal glass art bricks; the assembly bricks and the glass art bricks are connected through mucilage glue, every two adjacent assembly bricks are connected through mucilage glue, each assembly brick comprises an assembly frame and a decoration panel, the front side and the rear side of each assembly frame are each provided with an embedded groove matched with the corresponding decoration panel, and the decoration panels are connected with the assembly frames in a bolted mode. The assembly bricks are of an assembly type structure, the assembly bricks and the glass art bricks can be stacked and assembled according to requirements, the mode of combining prefabrication and on-site assembly is adopted, and the requirement of modular customized decoration is conveniently met. The assembly process of the decorative wall is simple and fast, the construction time and cost can be reduced, and the construction efficiency is improved.

The utility model discloses portable cattle body spraying cooling equipment which comprises a telescopic spraying assembly, a plurality of connecting assemblies are connected to the spraying assembly in a clamped mode, and positioning assemblies are installed on the connecting assemblies. The spraying assembly comprises a plurality of corrugated pipes, every two adjacent corrugated pipes communicate with each other through a connecting pipe, spraying heads fixedly communicate with the surfaces of the connecting pipes, fixing inserting rods are symmetrically installed on the surfaces of the connecting pipes, and pipe heads communicate with the two corrugated pipes located at the two ends. And a first splicing head and a second splicing head are fixedly communicated with the two pipe heads respectively. The portable cattle body spraying and cooling equipment is reasonable in structural design and convenient to use, all the assemblies are designed in a splicing mode, large space is not occupied during transportation and carrying, assembling is easy and rapid, the installation stability is good, the equipment can be fixed to a cowshed, multiple pieces of equipment can be spliced and combined, and therefore the spraying area is enlarged, and the working efficiency is improved. And the use effect is excellent.

The invention belongs to the technical field of metal explosive cladding manufacturing, and discloses an explosive welding initiating explosive forming mold, an initiating explosive column and an explosive welding method. The mold comprises a pipe body and a cone assembled in the pipe body. The top end of the cone is upward, and a gap is reserved between the bottom face of the cone and the lower end face of the tube body, so that an upper columnar charging cavity and a lower conical energy gathering cavity are formed in the tube body. By means of the simple split design, traditional manual explosive pit digging operation is converted into a standardized process, the energy-gathered initiating explosive column with the highly-consistent shape, size and explosive loading amount is prepared, personal errors are thoroughly eliminated, and repeatability of initiation energy is guaranteed. And meanwhile, the bottom energy gathering cavity structure is beneficial to improving the energy utilization rate, and is particularly suitable for explosive welding of the multi-layer metal plate with the medium thickness. The device has the remarkable technical advantages of simple structure, low cost, time-saving operation, safety, high efficiency, batch production and the like.

The utility model provides an auxiliary mounting structure of a permanent magnet synchronous torque motor, which relates to the technical field of machine tool spindles and comprises a permanent magnet synchronous torque motor spindle assembly and a guide shaft. The main shaft assembly comprises a motor stator assembly, a motor rotor assembly, a rear bearing seat and a shaft core assembly; the motor stator assembly is in clearance fit with the rear bearing seat through H8 / f7, the motor stator assembly is fixedly connected with the end face of the rear bearing seat in a threaded mode, and the motor rotor assembly is in H6 / p5 interference fit with the shaft core assembly. The guide shaft is of a through hole shaft structure, an inner hole of the guide shaft and the outer circle of the shaft core assembly form H6 / h5 clearance fit, and the outer circle of the guide shaft and an inner hole of the rear bearing seat form H6 / h5 clearance fit. Only one jig is needed when the permanent magnet synchronous torque motor is installed on the main shaft, and assembling is easy and fast. The jig is simple in structure and easy to machine, and the structural characteristics of the jig are suitable for various permanent magnet synchronous torque motor spindles.

The utility model relates to a kind of speaker box wire outlet structure, comprising: loudspeaker;Silica gel cover, its sleeve is equipped in the outside of loudspeaker;Wire rod, one end is connected with loudspeaker, and the other end of wire rod is threaded through silica gel cover, the outer wall of wire rod and silica gel cover contact is wrapped with sponge, the sponge is clamped on silica gel cover, and sponge is used for balancing the air pressure between loudspeaker and silica gel cover inner and outer cavities.The utility model's speaker box wire outlet structure, wire rod is wrapped with sponge, wire outlet mode clamped in wire outlet position, both can fix wire rod, and can reduce the process of glue fixing wire rod, make assembly more simple and fast, and have the effect of deflation and balancing air pressure in speaker box, satisfy the structure requirement of customer while satisfying the sound quality demand.

The utility model provides a data center bus duct horizontal Z-shaped elbow, which comprises an elbow bus duct, the elbow bus duct comprises a middle section shell, two end part shells and two elbow connecting assemblies, the two ends of the middle section shell are respectively provided with the end part shells, and the two ends of the middle section shell are fixedly connected with the end part shells through the elbow connecting assemblies; the elbow connecting assembly comprises an inner side plate, an outer side plate and two cover plates, the two cover plates are arranged at the upper end and the lower end of the joint between the middle shell and the end shell correspondingly, and the upper cover plate and the lower cover plate are fixedly connected with embedded plates arranged at the upper ends and the lower ends of the middle shell and the end shell correspondingly through fasteners. Folded plates are bent on the edges of the inner and outer sides of the cover plate; the inner side plate and the outer side plate are respectively arranged at one end of the inner side and one end of the outer side between the middle section shell and the end part shell, two ends of the inner side plate and two ends of the outer side plate are respectively attached to the folded plates on the upper cover plate and the lower cover plate and are fixedly connected through fasteners, the assembly is simple and rapid, the connecting structure is more stable, and the reliability is high.

The invention provides an underwater extensible acoustic array carrying device, which comprises an autonomous control sealed cabin assembly, a bearing frame assembly, a motor driving assembly, a thrust seat assembly, an extension arm assembly, a tightener and a tightening rope, and is characterized in that the tightener and the tightening rope can adjust the position of the extension arm assembly; the autonomous control sealed cabin assembly is installed on the bearing frame assembly through bolts, the thrust seat assembly is arranged on the bearing frame assembly, and the thrust seat assembly moves up and down to drive the stretching arm assembly to be unfolded and folded. The acoustic array is flexible in arrangement, stable in structure, large in folding and unfolding ratio, stable and reliable in unfolding process, high in overall structure unfolding rigidity, stable in acoustic array type and convenient and fast to machine and assemble, and mistaken touch caused by the water pressure effect under the large water pressure environment can be avoided.

The utility model relates to the technical field of air dryers, in particular to an air dryer filter element easy to assemble, which comprises a lower support cover, an inner barrel is sleeved outside the lower support cover, a molecular sieve is filled in the inner barrel, an oil-gas separation paper tube is sleeved on the outer side wall of the inner barrel, a retainer ring is wound on the outer side wall of the oil-gas separation paper tube, and a filter element is arranged on the inner barrel. The top of the inner barrel is sleeved with an upper cover, the bottom of the inner barrel is sleeved with a bottom cover, an air outlet is formed in the top of the inner barrel, and a first air inlet is formed in the top of the upper cover. The top and the bottom of the inner barrel are sleeved with the upper cover and the bottom cover respectively, the first male buckle is inserted into the first female buckle to be clamped and fixed, assembling can be completed, tools are not needed, the process is simple and rapid, the assembling efficiency is improved, and production and use of the air dryer are facilitated.

The utility model discloses a dental orthodontic appliance component which comprises two groups of dental orthodontic appliances, each group of dental orthodontic appliance comprises an orthodontic appliance body and a magnetic component mounted on the orthodontic appliance body, the two magnetic components interact to generate orthodontic force, the orthodontic appliance body comprises a mounting surface, and the mounting surface is arranged on the orthodontic appliance body. The magnetic assembly comprises a base and a magnetic part which are detachably connected, the base is fixed to the installation face, the magnetic part comprises a first matching part, the base comprises a second matching part, and when the magnetic part is inserted into the base, the first matching part and the second matching part are connected in a clamped mode. According to the utility model, the magnetic piece and the base are assembled by inserting the magnetic piece into the base, and the magnetic piece and the base are mutually fixed by clamping the first matching part and the second matching part, so that the magnetic piece and the base can be assembled and fixed only by inserting and clamping; the assembling process of the magnetic assembly is simple and convenient, and the fixing effect is good.

The utility model discloses a modular quick disassembly and assembly type coagulative precipitation tank which comprises a sectional tank body and a mud bucket detachably connected to the bottom of the sectional tank body, the sectional tank body is composed of a plurality of sections of tank bodies which are detachably connected in the longitudinal direction, and the height of each section of tank body is not higher than 2m; every two adjacent sections of tank bodies as well as the mud buckets and the sectional tank bodies are fastened and connected through fasteners, and are sealed through first sealing pieces. According to the utility model, the volume and the weight of each component of the sedimentation tank are greatly reduced, and the sedimentation tank can be transported by adopting a conventional transportation mode, so that the requirement of special transportation is avoided. By means of the design, the transportation cost and time are greatly reduced, and the overall efficiency of a project is improved.

The utility model relates to a kind of amide condensation reaction dehydration devices, comprising: reaction kettle, the reaction kettle has internal chamber;Motor, rotating rod, stirring rod, one end of the rotating rod is connected to motor, the stirring rod is installed on the rotating rod, and at least a portion of the rotating rod and the stirring rod are located in the internal chamber of the reaction kettle, so that the motor drives the stirring rod to rotate in the internal chamber of the reaction kettle;Heating assembly, the heating assembly includes heating rod, at least a portion of the heating rod is located in the internal chamber of the reaction kettle, and the heating rod and the stirring rod do not interfere between;Dehydration component, the dehydration component includes condenser tube, the condenser tube is communicated with the internal chamber of the reaction kettle.

The invention discloses a respiratory training device and a using method thereof.The respiratory training device comprises a cylinder body, an air tap and a spherical air bag, the air tap and the spherical air bag are connected to the head end and the tail end of the cylinder body respectively, a splicing pipe is detachably connected between the cylinder body and the air tap, the lower end of the spherical air bag is fixedly connected with an upper connecting nozzle, and a lower connecting nozzle is fixed to the tail end of the cylinder body in a penetrating mode; the lower connecting nozzle is located below the upper connecting nozzle and tightly attached to the upper connecting nozzle, and a circle of first annular groove is formed in the lower end of the upper connecting nozzle. A traditional mode that a spherical air bag and a cylinder body are bonded and fixed through an adhesive is improved into a mode that the spherical air bag and the cylinder body are connected through an upper connecting nozzle and a lower connecting nozzle below the spherical air bag, and dual stability of interference fit and magnetic attraction connection is adopted, so that disassembly is convenient, the sealing performance is guaranteed, the spherical air bag is convenient to replace, and the service life of the cylinder body is prolonged. Moreover, the splicing pipes are replaced by adopting dual stability of interference fit and magnetic suction connection, so that the splicing pipes can be increased or decreased according to requirements, and the length of the respiratory training device can be conveniently adjusted.

The utility model discloses a pole column, a top cover assembly of a battery, a battery monomer and a mold core. The pole column comprises a connecting column and a connecting plate, the pole is used for the top cover assembly of the battery, the top cover assembly comprises a cover body, a mounting hole penetrating through the cover body in the thickness direction of the cover body is formed in the cover body, and a connecting column is suitable for being arranged in the mounting hole in a penetrating manner; the connecting plate is located on one side of the cover body in the thickness direction and connected with the connecting column, and positioning notches are formed in the two sides of the connecting plate in the width direction of the cover body. According to the pole disclosed by the utility model, the pole can be positioned and limited in the width direction of the cover body through the positioning notch, so that the assembling efficiency, the assembling precision and the stability of the cover plate assembly of the battery are improved.

The utility model discloses a novel roof separation instrument which comprises an anchor head piece, a traction steel wire rope and a measuring mechanism, and the anchor head piece is connected with the measuring mechanism through the traction steel wire rope. The measuring mechanism comprises a fixed shell, a traction measuring piece and an angle sensor, the fixed shell comprises an inner shell and an outer shell, the outer shell is in a rectangular column shell shape with an opening in one side, the inner shell is in a rectangular column shell shape with an opening in one side, and the opening end of the inner shell is embedded in the inner side of the opening end of the outer shell; the traction measuring piece is located on the inner side of the outer shell and connected with the outer shell. The angle sensor is located on the inner side of the inner shell and connected with the inner shell. When the inner shell is embedded in the inner side of the opening end of the outer shell, the traction measuring piece is connected with the angle sensor. According to the utility model, the stretching amount of the traction steel wire rope and the settlement amount of the roof can be clearly seen, and the use effect of the roof separation instrument is effectively improved.

The utility model relates to the technical field of silver oxide batteries, and discloses a small-size silver oxide battery applied to a watch, which comprises a battery shell, a sealing lug ring is arranged at the upper end of an inner cavity of the battery shell, the upper surface of the battery shell is provided with an opening, and the section of the opening of the upper surface of the battery shell is smaller than that of the inner cavity of the battery shell; the lower surface of the battery cover is fixedly connected with a sealing plate; the battery cover, the sealing plate, the battery shell, the sealing lug plate, the clamping ring and the clamping groove are matched, and the clamping ring of the sealing plate is embedded in the clamping groove between the battery shell and the sealing clamping ring, so that the assembling efficiency of the battery cover and the battery shell is improved, and meanwhile, the sealing plate is welded with the sealing lug plate, so that the sealing performance of the battery is improved, and the service life of the battery is prolonged. And moreover, the battery is simple and convenient to assemble, and liquid leakage in the later period of battery assembly is avoided, so that the service life of the battery is prolonged.

The present invention discloses a flexible display screen installation device and a display device, the flexible display screen installation device comprises a control panel, an installation component and a covering component, the control panel comprises a first control panel and a second control panel, the installation component comprises a bottom plate, a first installation plate and a second installation plate arranged at opposite ends of the bottom plate, the first installation plate is bent at one end away from the bottom plate and is provided with a first connecting plate, the second installation plate is bent at one end away from the bottom plate and is provided with a second connecting plate, the first connecting plate and the second connecting plate are arranged opposite to each other, the first control panel is detachably arranged on the first installation panel, the second control panel is detachably arranged on the second installation panel, the covering component is provided with a receiving groove, the first control panel, the second control panel and the installation component are all placed in the receiving groove, and the first connecting plate and the second connecting plate are both detachably connected to the bottom wall of the receiving groove. The flexible display screen installation device of the present invention can realize modular installation of flexible display screens, and installation and disassembly are more convenient and quick.

The utility model relates to the field of electric bed frame, especially four drive integrated formula electric bed frame. Including one side pipe, two drive structures, every side pipe is installed with two drive structures integratively, in this structure, the internal drive piece is directly integrated and installed in the inside installation channel of side pipe, thereby realizes the integrated setting of drive motor and internal drive piece before the delivery of bed frame, can follow the whole transportation of bed frame, and the transportation space occupancy can be greatly reduced, and a large amount of transportation cost can be saved in the mass production transportation process, and the drive motor and internal drive piece also do not need to prepare the storage and transportation box to pack to carry out the split transportation, when transferring to the customer side, the welding and assembly of drive structure are not needed, only need to complete the assembly of subsequent bed frame and bed board through the rotation part, and the assembly is simple and quick.

The utility model discloses an assembly type walkway board structure, including the board body, the left and right sides of plate body top wall are provided with the support seat respectively, and the left and right sides of two support seat lower extreme are provided with the guide slide groove still, including assembly mechanism, assembly mechanism: it includes fixed plate, clamping plate and linkage mechanism, the inner wall sliding connection of fixed plate all with guide slide groove, the lower extreme of four fixed plates all is provided with clamping plate, and the inside of support seat is provided with linkage mechanism, and fixed plate is driven by linkage mechanism, assembly mechanism still includes cross bar and connecting plate, the cross bar is provided with inside the front and back two sides of support seat respectively, this assembly type walkway board structure can be through the quick assembly of clamping fixed mode, has solved the problem that the stability and safety of board body have been affected because of the bolt body loosening, and the whole assembly process is simple and quick, and the construction efficiency is further improved.

The utility model discloses a kind of reinforced structures of roll type membrane element end cover, belong to reverse osmosis membrane element technical field.The structure includes end cover body and card strip grid.The end cover body includes outer ring, inner ring and multiple end cover support skeletons connecting outer ring and inner ring, the inner circumferential surface of the outer ring is circumferentially distributed with multiple for detachable connection reverse type buckle cooperation structure;The protruding buckle that the card strip grid two ends are equipped with is matched with the reverse type buckle cooperation structure;Multiple the card strip grid is connected between two end cover bodies by the cooperation structure, and form adjustable overall support frame.The utility model is through above-mentioned modular adjustable combination structure, the significant improvement of end cover strength and the balanced adaptation to different diameter membrane element are realized, effectively disperses stress, avoid the problem such as end cover cracking and glass steel fracture caused by stress concentration, significantly prolong the service life of membrane element under high pressure high salt working condition.