49results about How to "Won't loose easily" patented technology

The invention belongs to the field of tree protection technology, and particularly relates to a street tree lodging-resistant rope-connecting support. The street tree lodging-resistant rope-connecting support is applied to lodging-resistant supporting of multiple trees, and comprises a plurality of diameter-variable fixing sleeves, dual-ring steel wire ropes, adjusting threaded rods and fixing ground anchors. Each diameter-variable fixing sleeve is arranged on a tree in a sleeving mode and is connected with the multiple dual-ring steel wire ropes. When two adjacent trees are connected, the dual-ring steel wire ropes between the two trees are connected through one adjusting threaded rod. When a tree is connected to a foundation, each dual-ring steel wire rope is connected with one fixing ground anchor through one adjusting threaded rod, and the fixing ground anchor is connected with the foundation. The street tree lodging-resistant rope-connecting support is applied to multiple trees, replaces the supporting of a three-foot or four-foot wooden support or steel frame with two-foot steel wires, enables rope connection on the whole to be fixed, saves space and materials, is beautiful, environmentally friendly, stable and firm, and can be installed on site rapidly, simply and conveniently, thereby having a wide development space in the greening construction field.

The invention relates to a tool clamping chuck. The tool clamping chuck comprises a toolbar, a collet chuck and a nut; the collet chuck is divided into a front section and a rear section, wherein the rear section is clamped into the toolbar; external threads A are arranged in the front part of the toolbar; a through hole is arranged in the axial center of the nut, and internal threads A are arranged in the rear section of the through hole; the nut is arranged at the front end of the collet chuck and is connected with the external threads A in the toolbar through the internal threads A; the outer surface of the front section of the collet chuck is a cone surface in which external threads B are arranged; an inner cone hole B, which is equipped with internal threads B and adapted to the cone surface of the front section of the collet chuck, is formed in the front section of the through hole; the front section of the collet chuck is connected with the front section of the through hole in the nut through threads; and the internal threads B in the front section of the through hole in the nut are in the direction opposite to the internal threads A in the rear section of the through hole, and while the threads in the rear section of the through hole in the nut are in the direction opposite to the rotating direction of the tool clamping chuck. The tool clamping chuck adopting the scheme above has the advantages that the threaded connections in two parts enable stable connection of all components of the clamping chuck, and the clamping force and stability of the clamping chuck are effectively improved.

The invention relates to the field of ultrahigh pressure physical experiment equipment, in particular to an improved device for pressing diamond and aligning the diamond with base. The pressing and aligning device comprises a foundation bed used for placing the base and a pressing mechanism for applying pressure on the waist of the diamond, an observation hole with the central axis parallel to that of a through hole in the base is formed in the foundation bed, the central axis of the observation hole coincides with the pressure applying direction of the pressing mechanism, the foundation bed is connected with a body supporting structure used for supporting the pressing mechanism, and the body supporting structure is provided with an adjusting mechanism for adjusting the relative position of the diamond to the base and can rotate around the central axis of the observation hole relative to the base and the pressing mechanism. The body supporting structure only needs to be rotated to the suitable position, and the center of a diamond table board can coincide and be aligned with the central axis of the through hole fast by extruding the base with the adjusting mechanism.

The invention discloses a quick-discharge splash-proof floor tile for an urban road, which belongs to the technical field of urban road construction, and can realize that in rainy days, a water guiderope can guide a small amount of rainwater into a self-communication triggering agent to enable the self-communication triggering agent to absorb water and expand, so that a movable ring plug is driven to be downwards separated from a sealing ring, and a drainage pipe body is communicated; through the arrangement of the drainage pipe body, the high-speed water seepage layer, the backflow prevention layer and the drainage holes, rainwater can be sequentially drained downwards at a high speed, so that the speed of guiding the rainwater to the underground is greatly increased, and shoes and trousers of pedestrians are prevented from being wetted by accumulated water, and after cement falls off, the rainwater can flow into an expanding agent through the water seepage holes; the expansion agentabsorbs water to expand, so that the elastic sealing film is extruded outwards, the splash-proof frames of the two adjacent floor tiles are attached more tightly, the floor tiles can be effectively prevented from loosening, rainwater and sludge below the floor tiles are effectively prevented from splashing to stain shoes and trousers of pedestrians, and the practicability is remarkably improved.

The invention relates to the field of electric power facilities, and particularly relates to a telegraph pole convenient to install. The telegraph pole comprises a bottom pile, a lifting structure, afixing structure, a driving structure, a protection structure and a control structure. Through the arrangement of the lifting structure, the height of the whole telegraph pole can be adjusted, and therefore the telegraph pole can be conveniently installed at the positions with different terrain heights; through the arrangement of the control structure, the lifting structure can be conveniently controlled to ascend and descend, and therefore the height of the telegraph pole is adjusted; through the arrangement of the fixing structure, the whole telegraph pole can be more firmly installed in soil; through the arrangement of the driving structure, when the telegraph pole is installed, the fixing structure can be controlled to move after the telegraph pole is installed in the soil; and throughthe arrangement of the protection structure, the control structure and the fixing structure can be protected, and the situation that the telegraph pole makes contact with the outside and is graduallycorroded is avoided.

An anti-loose fixing structure for a memory is used in a laptop. The memory is inserted in a memory slot; the memory slot is formed in a main board of the laptop; a rectangular groove is formed in a body of the anti-loose fixing structure for the memory; the width of the groove is the same with the thickness of the memory; the anti-loose fixing structure for the memory is in close fitting with one side of the memory through the groove; one side of the memory is far away from the memory slot; and the anti-loose fixing structure for the memory is adhered to the main board of the laptop. When the anti-loose fixing structure for the memory is used, the memory can be tightly fixed on the main board of the laptop through the groove, in a laptop falling test, the memory cannot loose or drop from the memory slot easily, starting crash is avoided after the laptop falling test is finished, and poor display after the laptop is started is also avoided.

The invention discloses a supporting leg locking device for an aviation seat. The supporting leg locking device for the aviation seat comprises a supporting leg locking seat. A plurality of fixed screw thread holes are formed in the bottom of the supporting leg locking seat. The fixed screw thread holes and fixed screws are installed in a matched mode. The fixed screws enable the supporting leg locking seat to be fixed on a sliding rail on an aircraft floor, and seat connecting holes for fixing the seat are horizontally formed in the supporting leg locking seat. The aviation seat can be fixedto the sliding rail firmly, the supporting leg locking device for the aviation seat has the characteristics of rapid installation and disassembly, and it is guaranteed that the seat is not prone to being loosened by passenger misoperation under the locked state; and at the same time, when the aircraft floor is deformed, a swing axle sleeve can swing at a certain angle in the supporting leg lockingseat to eliminate the stress of floor deformation and play an adaptive role to avoid potential safety hazards.

The invention relates to the technical field of electrical connection devices, and in particular relates to a plug and a connector. The connector comprises a plug and a socket, wherein the plug and the socket are in matched insertion connection. The front ends of the plug and the socket are plug ends. A handle is rotatably assembled on the plug. The handle is provided with a locking structure which lockingly matches the socket. When in use, the handle is turned towards the side of the plug in place to be locked with the socket, and turned away from the plug in place to unlock the socket. The plug is provided with a threading pipe for a cable to pass into the plug. A sealing plug for sealing and matching the cable is arranged in the threading pipe. A lock member is arranged on the threadingpipe. The lock member has a lock position and an unlock position for unlocking the handle. The lock member is used to lock the handle in the unlocked state with the socket. The lock member has a stopsurface which restricts the sealing plug from leaving the threading pipe when at the lock position, and a limit surface which restricts the handle from turning towards the side of the socket to unlock, or a lock nut is arranged on the socket to correspondingly match the handle.

The invention discloses a novel telescopic saw frame. The novel telescopic saw frame comprises a front arm, a frame beam and a handle, wherein the frame beam consists of a front frame beam and a back frame beam; the front frame beam is connected with the front arm; the back frame beam is connected with the handle; a plurality of holes A with the same size are formed in the front frame beam; a plurality of holes B with the same size are formed in the back frame beam; the holes A are the same with the holes B in size; a pin is arranged in the connected place of the front frame beam and the back frame beam, and penetrates through the holes A and the holes B; and the saw frame becomes the telescopic saw frame through changing the position of the pin penetrating through the holes. As the frame beam is telescopic, and can be provided with saw blades with different lengths and sizes, the saw frame has the advantages of simple structure, convenience for use and economy.

The invention relates to the technical field of building nodes and discloses a precast concrete beam with high-strength connecting nodes. The precast concrete beam comprises a concrete longitudinal beam, wherein the concrete longitudinal beam is internal provided with erection ribs, transverse stress ribs are arranged in the concrete longitudinal beam, longitudinal stress ribs are arranged in theconcrete longitudinal beam, and the erection ribs, the transverse stress ribs and the longitudinal stress ribs are connected in a staggered way. According to the precast concrete beam with high-strength connecting nodes, the concrete longitudinal beam can bear outside pull forces, shear forces and bending forces under the joint effects of the erection ribs, the transverse stress ribs and the longitudinal stress ribs so that the concrete longitudinal beam can bear the effect of a force of a concrete transverse beam, the frictional forces between arc-shaped clamp-connecting grooves and arc-shaped clamp-connecting plates are increased under the joint effects of upper clamping teeth and lower clamping teeth, and thus the arc-shaped clamp-connecting grooves and the arc-shaped clamp-connecting plates are difficult to separate under external forces.

The invention provides an electrically conductive connecting device. The electrically conductive connecting device comprises a female connecting end and a male connecting end, wherein the inside of an insulated cup body of the female connecting end comprises two symmetrically distributed N contact pieces, two CC2 contact terminals and two CC1 contact pieces; the male connecting end comprises an insulating base body, and the outer side of the insulating base body is provided with an N contact ring and a CC1 contact ring; an upper end of the insulating base body is provided with an L contact point; and the outer side of an upper end face of the insulating base body is embedded with a CC2 contact ring; a lower end of the insulating base body is tabled with a grounding base body; the grounding base body is a conductor and connected with the ground; when the male connecting end and the female connecting end are connected, the N contact ring and the N contact pieces are laminated; the L contact point and an L contact terminal are laminated; the CC1 contact ring and the CC1 contact pieces are laminated; the CC2 contact ring and the CC2 contact terminals are laminated; and a grounding shrapnel and the grounding base body are laminated. According to the electrically conductive connecting device provided by the invention, the female connecting end and the male connecting end can be accurately located, and the female connecting end can be accurately shifted to a joint of the female connecting end and the male connecting end; besides, electrical contact structures are tightly combined, and a certain error is allowed when the electrical contact structures are connected.

The invention belongs to the technical field of lamp processing, and particularly relates to dispensing equipment for lamp production. The dispensing equipment comprises an L-shaped rack, wherein the L-shaped rack is provided with a first electric control box, a second electric control box and a dispensing mechanism; the second electric control box is connected with a workbench; the workbench comprises a circular rotary table, a first step motor, a second step motor and a lamp holder placing mechanism; the lamp holder placing mechanism comprises a circular placing base; the circular placing base is provided with a clamping plate; a second circular-arc slot and a third circular-arc slot are formed in the circular placing base; the output shaft of the second step motor is connected with a second rotary disc; the second rotary disc is provided with an elastic telescopic ejector rod; and the second circular-arc slot and the third circular-arc slot are connected with supporting plates. By the dispensing equipment, the problems that existing dispensing equipment only can limit a lamp holder through friction force after the lamp holder is placed on the placing base, so that the lamp holder is likely to slip relative to the placing base, and therefore, dispensing of the lamp holder is not uniform; and meanwhile, the non-glued position of the lamp holder part is not fixed and sealed, so that the product is unqualified are solved.

The invention provides a fabricated type drainage ditch. The fabricated type drainage ditch comprises a drainage ditch body; a connecting protruding head is arranged at one end of the drainage ditch body; an installation groove is formed in the other end of the drainage ditch body; the connecting protruding head is matched with the installation groove; a waterproof groove is formed in one side ofthe installation groove; after the connecting protruding head is in butt joint with the installation groove, the root of the connecting protruding head is arranged in the waterproof groove; waterproofglue is injected into the waterproof groove; and a plurality of stabilizing reinforcing steel bars are arranged at the bottom of the drainage ditch body and are of a U-shaped structure. Multiple drainage ditch bodies are installed and spliced through connecting protruding heads and installation grooves, the waterproof glue is injected into waterproof grooves between the connecting protruding heads and the installation grooves, the waterproof glue is solidified, the situation that water does not leak from the drainage ditch bodies is guaranteed, the waterproof effect is good, and the splicingspeed is high.

The invention relates to a goods picking machine and discloses a goods picking machine with a manipulator. The machine comprises a first fixed mount(10), wherein at least one first rail (11) is arranged on the first fixed mount (10); a first groove (111) is formed in the first rail (11); a lifting platform (12) is arranged on the first rail (11); the lifting platform (12) is connected with the first rail (11) in a sliding way; a second rail (13) is arranged on the lifting platform (12); the manipulator (14) is arranged on the second rail (13); and the manipulator (14) is connected with the second rail (13) in a sliding way. The goods picking machine can realize automatic selling, and the manipulator can automatically extract goods in the machine and can grab vertical and horizontal goods in the machine.

The invention discloses an Internet of Things technology based anti-theft alarm device. The Internet of Things technology based anti-theft alarm device comprises a security door; the security door isdisposed in a wall body; the right side of the security door is hinged to the wall body through hinges; a fixing block is arranged on one bottom side of the security door; a first groove is formed ina left side of the fixing block; a first spring is disposed in the first groove; an iron bar is fixedly connected to a left end of the first spring, and one side of the iron bar is provided with a first baffle plate; a second fixing block is disposed on a lower portion of the left side of the wall body, and a second groove is formed in a right side of the second fixing block; a connecting block isdisposed in the second groove; a right end of the connecting block is fixed with an iron block; the iron block is on the same horizontal line as the iron bar; a second baffle plate is disposed on oneside of the iron block; and an outer wall of the iron block is sleeved with a coil. The invention has the advantages of low cost, convenient use and intelligent monitoring of the situation in front of the security door; and the security door has a double protection effect, and can effectively prevent the thief from entering.

The invention discloses a data connection interface, a data acquisition device and a data acquisition system. The data connection interface has the shape of a network interface; the data connection interface is used as a USB interface or a network interface, the data connection interface is used for transmitting USB physical level signals when being used as the USB interface, and the data connection interface is used for transmitting network data when being used as the network interface; or the data connection interface is simultaneously used as a USB interface or a network interface to transmit USB physical level signals and network data. The data interface is in the shape of a network interface, can be used as a USB interface and also can be used as the network interface, transmission of USB physical level signals and network data is met, meanwhile, the interface is not prone to loosening, and transmission stability is provided. Furthermore, the USB physical level signal is transmitted through the network cable, so that the transmission distance can be further increased.

The invention discloses a circulation monitoring device of an intelligent cable grounding device. The circulation monitoring device comprises a monitoring device body, the monitoring device body is composed of a protective cover, a mounting plate, a wire harness clamping and fixing bottom frame, a wire harness movable pressing frame and butterfly-shaped knobs. The bottom of the protective cover isdetachably connected with the front surface of the mounting plate; a wiring terminal panel is arranged at one end of the protective cover; the wire harness clamping bottom frame is located right in front of the wiring terminal panel. Two fixed seats are symmetrically arranged at two ends of the front surface of the mounting plate; the wiring harness movable pressing frame comprises two rotating rods, one ends of the two rotating rods are rotatably connected with the two fixing bases respectively, the number of the butterfly-shaped knobs is two, two threaded rods are symmetrically arranged onthe portions, located at the two sides of the interval between the wiring harness clamping and fixing bottom frame and the wiring terminal panel, of the front face of the installation plate, and eachbutterfly-shaped knob can be in threaded connection with the corresponding threaded rod. According to the invention, the wire harness is not easy to loosen and fall off, the phenomenon that the tail part of the wire harness joint is excessively bent is avoided, and the service life of the wire harness is prolonged.

The mounting disc for the automobile spring comprises a mounting plate upper plate, a mounting plate lower plate and an annular rubber pad, the mounting plate upper plate is coaxially and detachably mounted above the mounting plate lower plate, and through holes coaxial with the mounting plate lower plate and the mounting plate upper plate are formed in the center positions of the mounting plate lower plate and the mounting plate upper plate and used for fixing a telescopic rod in the middle of a shock absorber; the main body of the mounting plate upper plate is in the shape of a rounded triangle, three rounded ends of the mounting plate upper plate are vertically bent downwards to form supporting legs, and square baffles perpendicular to the supporting legs are welded on the inner sides of the end parts of the supporting legs; three square through grooves consistent with the square baffles in size are formed in a lower plate of the mounting plate, and sliding grooves communicating with the three square through grooves are formed in the clockwise sides of the three square through grooves. According to the automobile spring mounting disc, the rotatable clamping-in structure can be achieved, and the mounting disc for the automobile spring is more convenient to disassemble; and meanwhile, the detachable structure can be locked after the loading vehicle is pressed down by self weight in cooperation with the safety lock structure, so that the use safety is improved.

The invention discloses a necklace capable of not damaging the neck of a pet. The necklace comprises a coil; lock catches are symmetrically welded to the surface of the coil; the coil comprises an outer ring and an inner ring; supporting rods are welded to the interior of the outer ring; and one end of each supporting rod is rotationally connected with a corresponding rolling wheel, and the surface of each rolling wheel penetrates through the surface of the inner ring and extends out of the inner ring. According to the necklace capable of not damaging the neck of the pet, the supporting rods are welded in the outer ring, the supporting rods can be matched with rectangular magnets and the inner ring while supporting the corresponding rolling wheels, coil deformation is prevented, the coil can be worn on the neck of the pet for a long time, and the rectangular magnets enable the coil to be closed through magnetic force; and when the pet needs to be carried out, only a traction rope needs to be installed at two hooks, the lock catches are not prone to loosening due to the fact that the resultant force of traction force provided by the two hooks and the pulling force in the advancing direction of the pet are located on the same straight line, and the problem that a traditional pet necklace is prone to deformation and falling off is solved.

The invention provides a device for carrying out insulation protection on an electric wire joint in construction engineering. The device consists of a wiring sleeve and a wiring loop, wherein the round wiring loop is 15 mm in diameter and is made of a rubber material with the thickness of 5 mm, four small holes with the diameter of 4mm are uniformly distributed inside the wiring loop, and the wiring loop is used for fixing the electric wire joint and the wiring sleeve; and the wiring sleeve is made of rubber with the thickness of 1 mm, is 45mm long, is 12 mm in caliber, is shaped like a balloon and is used for carrying out the insulation protection on the electric wire joint. When the device is specifically implemented, some lead wires in need of jointing together in a junction box respectively pass through the small holes of the wiring loop, then the ends of the wires are jointed together, and finally, the wiring sleeve is sleeved on the ends of the wires until the sleeve opening of the wiring sleeve is sleeved with the wiring loop.

The invention discloses a movable medical nursing bed which comprises upper transverse beams and a lower transverse beam. A vertical rod is mounted on the lower sides of the upper transverse beams, guardrail locking devices are connected with the middles of the upper transverse beams, grooves are formed in the lower side of the lower transverse beam, supports are mounted on the upper sides of the grooves, a table board is fixedly mounted on telescopic rods, switches are arranged on the upper portions of the supports, bolts are mounted on the lower portions of the supports, wheels are mounted below the grooves, a bedside board is mounted on the upper side of the lower transverse beam, casters are mounted at the bottoms of the wheels, caster axles are mounted on the left sides of the casters, oblique planes are mounted on the outer sides of the caster axles, caster mounting shells are arranged on the outer sides of the oblique planes, and cylindrical mounting portions are arranged on the upper sides of the caster mounting shells. The movable medical nursing bed has the advantages that the nursing bed with the casters can freely move; noise can be lowered to the greatest extent owing to caster assemblies; the movable medical nursing bed is simple in structure and convenient to use.

The invention is suitable for the technical field of petroleum production, and provides a hose fixer which comprises a connecting pipe, an upper fixing body, a lower fixing body, a limiting plate and a hoop, the upper fixing body is fixed to one end of the connecting pipe, an external connecting plate is arranged on the lower surface of the upper fixing body, and a nut is connected to the end, penetrating through two side fixing plates, of a bolt. A spring gasket and a flat gasket are arranged between the nut and the side fixing plate, bolts penetrate through the outer surfaces of the upper fixing body, the external connecting plate and the lower fixing body, the ends, penetrating through the upper fixing body, the external connecting plate and the lower fixing body, of the bolts are connected with the nut, and the spring gasket and the flat gasket are arranged between the nut and the upper fixing body. According to the hose fixing device, the end opening and the middle section of the hose are limited by installing the bushing pressing sleeve with the proper inner diameter, so that the outer surface of the hose can be evenly stressed during bearing, it is guaranteed that the hose and the connecting pipe are firmly pressed, and the situation that the end of the hose is loosened due to shaking of an elevator is reduced.

The invention discloses a combined heat and power generation device which comprises a top cover and an exhaust port. The exhaust port is connected to the top part of the top cover; a shell is fixedlyconnected to the bottom part of the top cover; an air filter is arranged in the shell; an air through pipe is arranged on the bottom part of the air filter; a fan is connected to the left side of thebottom part of the air through pipe; an oil cooler is connected to the bottom part of the fan; a cogeneration system is arranged on the bottom part of the oil cooler; a heat exchanger is arranged on the right side of the cogeneration system; connectors are connected to the top part of the heat exchanger; a base is connected to the bottom part of the shell; a connecting shaft is arranged on the toppart of the base; a screw thread is arranged on the outer surface of the connecting shaft; the base can be arranged on the bottom part of the shell through the screw thread so as to be convenient toinstall; and a spring is arranged in a seat body and can help the machine to absorb shock, an electric wire is fixed through the two connectors, and an insulation ring is arranged between the two connectors, so that the electric wire cannot get loose or leak electricity.

The invention belongs to the field of tissue production, and particularly relates to composite tissue production equipment, which comprises a first unwinding device, a second unwinding device, a hot melt adhesive coating device, a tissue pressing device and a tissue embossing device, wherein a first paper guide roller is arranged between the first unwinding device and the hot melt adhesive coating device; a second paper guide roller is arranged between the hot melt adhesive coating device and the tissue pressing device; a third paper guide roller is arranged between the second unwinding device and the tissue pressing device; the hot melt adhesive coating device comprises a hot melt adhesive storage tank, a point-shaped anilox roller and an auxiliary gluing roller; concave points used for transferring a hot melt adhesive are arranged on the surface of the point-shaped anilox roller, and a heating system is arranged in the point-shaped anilox roller. The hot melt adhesive heating and coating mode is simple in process.

The invention discloses an improved forging piece for an inner flange plate. The improved forging piece comprises a flange plate main body (1), wherein an installation shaft (2) is arranged at an upper end of the flange plate main body (1), a positioning table (3) is arranged on the outer surface of an upper end of the installation shaft (2), an installation port (4) is formed in the outer surfaceof the upper end of the positioning table (3), a limiting step surface (5) is arranged on the outer surface of the upper end of the positioning table (3), a positioning hole (6) is formed in the outer surface of the upper end of the positioning table (3), a groove (7) is formed in the outer surface of the upper end of the positioning table (3), a transition layer (8) is arranged on the outer surface of the lower end of the positioning table (3), and a shaft sleeve (9) is arranged at the upper end of the positioning table (3). According to the invention, the improved forging piece for the inner flange plate has strong connection, good sealing, easy installation, good connection stability, and good positioning.