61results about How to "Easy structure assembly" patented technology

The invention discloses a block assembly type yielding hollow grouting anchor rod. The block assembly type yielding hollow grouting anchor rod comprises a hollow anchor rod body, a hollow anchor cablerod body, a yielding device, a tray, a nut, a slurry stopping plug, an anchor cable hoop sleeve and a chambering device, wherein the yielding device, the tray, the nut and the slurry stopping plug are arranged on the hollow anchor rod body, the anchor cable hoop sleeve and the chambering device are arranged on the hollow anchor rod body, and the hollow anchor rod body is connected with the hollowanchor cable rod body through a connecting sleeve. The block assembly type yielding hollow grouting anchor rod can give full play to the advantages of an anchor rod and an anchor cable, not only canthe hanging action of the anchor rod to shallow surrounding rock be utilized, but also the stability of deep surrounding rock can be improved by utilizing the anchor cable, favorable independent and multipoint yielding effects on the hollow anchor rod body can be achieved by the yielding device, the whole harmony of the hollow anchor cable rod body is improved by a anchor cable hoop, multipoint grouting is realized by the chambering device, the rod body length can be freely adjusted according to requirement, and on-site construction and adjustment are convenient.

The invention discloses an energy-dissipation self-adaptive anti-seismic anchor rope structure which comprises a spring device, a sleeve type metal damper, an anchorage device, an anchorage device clamping piece, a bearing plate and a steel strand. The energy-dissipation self-adaptive anti-seismic anchor rope structure is characterized in that the spring device is arranged between the bearing plate on the end part of the anchor rope and the anchorage device; the sleeve type metal damper is arranged outside the spring device. A specific implementation method comprises the following steps: welding one end of the spring device with the bearing plate, penetrating the steel strand through the bearing plate and the spring device, tightly adhering the bearing plate to a concrete anchorage pier, arranging the sleeve type metal damper on the outer part of the spring device in a sleeving node, installing the anchorage device, penetrating the steel strand through the anchorage device and installing the anchorage device. The energy-dissipation self-adaptive anti-seismic anchor rope structure and the specific implementation method disclosed by the invention has the technical effects that the sleeve type metal damper and the spring device can be used for providing initial rigidity to meet the normal using function of the structure, the concentrated inner force generated on the anchorage device by earthquake load is reduced through the sleeve type metal damper, the self-restoration force after the earthquake is provided through the spring device, and the self-adaptive capacity of the structure is improved.

The invention provides a rotary high-temperature air preheater. The air preheater is characterized by comprising an external framework, wherein the external framework is internally provided with a supporting barrel, rotors arranged on the supporting barrel and a transmission device arranged at one side of the supporting barrel; the transmission device is connected with the rotors; and an upper cover is arranged on the rotors and is connected with the external framework via expansion guiding devices. The air preheater has the following advantages: the air preheater can realize rapid assembly, allow input of waste gas (about 1200 DEG C) discharged from kilns, and realize that the highest temperature of the output hot air can be up to about 1000 DEG C and the temperature of the discharged waste gas can be reduced to 200 DEG C or below.

The invention discloses an electrically-controlled antenna control device with a pluggable function and belongs to the electrically-controlled antenna technical field. The device comprises an electrically-controlled antenna controller, a lower end cover, a reflecting plate and a transmission execution component; the electrically-controlled antenna controller is the power part of the whole device and comprises a stepping gear motor, a control panel and a lightning protection panel; control signals are transmitted to the control panel through an RS485; the control panel controls the motor to rotate; the motor drives a screw rod to rotate; the screw rod drives a sliding block to move linearly; and therefore, a phase shifter can be made to act to adjust phase. The electrically-controlled antenna control device has the advantages of pluggable function, simple structure and convenient operation. Compared with a built-in electrically-controlled antenna controller, the electrically-controlled antenna control device is advantageous in high reliability and convenient replacement. Compared with an externally-arranged electrically-controlled antenna controller, the electrically-controlled antenna control device can assist in full utilization of the internal space of an antenna and saving the installation space of an end surface, and therefore, much space can be left for an antenna feeder. The electrically-controlled antenna control device can be integrated in an electrically-controlled antenna unit, and therefore, errors in on-site installation and parameter configuration can be avoided, and overall reliability can be improved.

The invention discloses a two-stage separate type safe self-destruction syringe, which can reduce the manufacturing difficulty of retractable safe self-destruction syringes through structure modification. A syringe needle connecting base of the syringe comprises a locking cone head and a connecting base that can be separated along the axial direction, the front part of the locking cone head is connected with the syringe needle, the rear part of the locking cone head is limited by the connecting base, the front segment of a core rod is matched with the inner cavity of the syringe needle connecting base and a gap is formed between the front segment of the core rod and the inner cavity of the syringe needle connecting base, a first destruction structure and a second self-destruction structure are arranged at the front segment at an interval in the axial direction and are respectively corresponding to a first non-return structure arranged on the inner wall of the locking cone head and a second non-return structure arranged on the inner wall of the connecting base to form an axial one-way position limiting structure, and when the second destruction structure contacts with the second non-return structure, the first destruction structure is spaced with the first non-return structure. The separation force of the two-stage separate type safe self-destruction syringe can be effectively controlled. The two-stage separate type safe self-destruction syringe facilitates operation of medical care personnel, has good reliability, and is convenient in assembly and suitable for batch production.

The invention discloses a power wheel for driving a motor home or a yacht to move, comprising a hub (1) and a shaft (3), wherein a central chamber (2) is formed in the hub (1); the shaft (3) is rotationally installed on the hub (1); an electric motor is arranged in the central chamber (2) of the hub (1); and the electric motor is connected with the hub (1) via a transmission device. The power wheel for driving a motor home or a yacht to move is reduced in size, light in weight and convenient to steer, and the safety of the electric motor is improved.

The invention discloses a shoe sole air cushion device. The shoe sole air cushion device comprises an air cushion bag which is arranged in a shoe sole, and an elastomer of which the interior forms elastic buffer, an air throttle pipe is combined with a nozzle which is communicated with the inside and the outside and is provided with a valve ball, a suction inlet and a small-diameter outlet, the suction inlet and the small-diameter outlet are formed in the two ends, multiple stop blocks protrude on the inner wall of the suction inlet annularly, the small-diameter outlet is internally provided with a shrinking neck part and multiple lugs which protrude on the shrinking neck part annularly, the valve ball forms small-airflow gaps with the shrinking neck part when the nozzle of the air cushionnag exhausts air to slow down exhaust, forms large-airflow gaps with the inner wall of the suction inlet when the nozzle of the air cushion bag sucks air to quickly suck air for air inflation, and has elastic buffer of the elastomer, the air throttle pipe has the auxiliary buffering effect of slowing down of exhaust and quickly sucking air for air inflation, and the overall buffering effect of the shoe sole is effectively improved.

The invention discloses a control box quick assembly structure of a lifting table. The invention belongs to the field of electric lifting table accessories. The structure comprises a cross beam and acontrol box, and the cross beam is used for being installed below a table board. A containing groove for containing the control box is formed in the cross beam, a sliding rail groove is formed in oneof the inner wall of the containing groove and the outer side wall of the control box, a positioning protrusion is arranged on the other one of the inner wall of the containing groove and the outer side wall of the control box, the positioning protrusion is clamped in the sliding rail groove in an assembled state, and the positioning protrusion can transversely slide in the sliding rail groove. The invention further discloses a lifting table frame adopting the control box quick assembly structure, and the control box quick assembly structure and the lifting table frame have the advantages thatthe control box is more convenient to assemble, and meanwhile the cost is lower.

The invention discloses a subway third-rail insulating bracket. The subway third-rail insulating bracket comprises an insulating fastener (1), an insulating carrier frame (2) and a base (3), wherein the insulating bracket (2) comprises a top beam (2.1), a lower supporting plate (2.2) and an inclined arm (2.3); the rear end of the top beam (2.1) and the rear end of the lower supporting plate (2.2) are fixed on the front end surface of the inclined arm (2.3); the insulating fastener (1) is composed of a vertical plate (1.1) and an inclined supporting plate (1.2); the upper end surface of the vertical plate (1.1) is a lower inclined surface (1.3); the front end of the bottom surface of the top beam (2.1) is an upper inclined surface (2.4); the insulating fastener (1) is in threaded connection with the top beam (2.1) through a bolt (4) perpendicular to the upper inclined surface (2.4); and the lower supporting plate (2.2), the inclined arm (2.3), the top beam (2.1) and the insulating fastener (1) form a chamber for accommodating the upper part of a third rail (5). The bracket is good in stability and firmness, and can avoid potential safety hazards.

The invention discloses a ultrasonic-wave dynamic sealing device and method. The device comprises a sealing body and a sealing cover, wherein the sealing body comprises an acoustical lens, matching layers, an acoustoelectric chip tape and a backing. The acoustical lens is arranged on the periphery of a rotating shaft to be sealed, one or multiple matching layers cling to the outer side of the acoustical lens, and the acoustoelectric chip tape clings to the outer sides of the matching layers. The backing clings to the periphery of the acoustoelectric chip tape, and the outer side of the backingis connected with the sealing cover. The sealing device adopts non-contact seal, so that the wear and consumption of the sealing device is reduced. The sealing device is convenient in structural assembly, has low cost and has good adaptability under extreme working conditions.

The invention provides a construction device for the subcutaneous tunnel. The construction device comprises an inner puncture core, an obtuse expander and a tunnel supporting pipe. The inner puncturecore is used for puncturing the skin to form a puncture point; the obtuse expander movably sleeves the inner puncture core and is used for expanding the subcutaneous tissue along the puncture point toform the subcutaneous tunnel; the tunnel supporting pipe movably sleeves the obtuse expander and is used for supporting the interior of the subcutaneous tunnel to prevent a medical catheter from being bent under compression of the subcutaneous tissue. According to the construction device for the subcutaneous tunnel, by arranging the inner puncture core, the obtuse expander and the tunnel supporting pipe, when the construction device is used for constructing the subcutaneous tunnel, bleeding is reduced, the infection rate of wounds is low, and the medical catheter cannot be bent under compression of the subcutaneous tissue.

The invention discloses an array type ultrasonic dynamic sealing device and method. The device comprises a seal body, a seal cover and a gear shaft sleeve. The gear shaft sleeve is arranged on a sealing rotary shaft in a sleeving manner; the seal box comprises a gland sealing ring; the gland sealing ring is mounted on the periphery of the gear shaft sleeve, and a plurality of seal teeth are formedin a spaced manner on one side, opposite to the rotary shaft, of the gland sealing ring; a T-shaped groove is formed in the inner side of the T-shaped groove of the sealing cover; a T-shaped bump arranged in the side, far away from the rotary shaft, of the gland sealing ring is matched with the T-shaped groove of the sealing cover; independent sealing regions are formed between adjacent seal teeth; and each of the independent sealing regions formed between adjacent seal teeth is successively provided with an acoustic lens, a matching layer, an acoustoelectric wafer band and a backlining fromthe rotary shaft to outer side. Sound waves of the sealing regions are gathered in sealing gaps in the sealing regions. Media in the sealing gaps form relatively strong vortexes, and meanwhile, turbulent flow and choked flow action is generated to the media, and finally, kinetic energy of the media can be fully dissipated, so that the sealing effect of the sealing device is further improved.

The invention relates to the technical field of sockets, in particular to an integrated rotary power taking socket, a wall type extension socket wiring rail and a light rail type extension socket. According to the wall type extension socket wiring rail, an power taking arm based on an integrated rotary power taking socket., the distance between a first limiting frame and a second limiting frame isdesigned to be matched with the width of the power taking arm, the heights of the first limiting frame and the bottom plane are designed to be matched with the heights of the two sides of the power taking arm, and a strip-shaped groove in the middle of the designed bottom plane is matched with a ground wire connecting end of the integrated rotary power taking socket, so the socket is guided to becorrectly inserted at the first moment, rotation is performed then by taking the ground wire connecting end as a circle center, the two sides of the power taking arm are guided to reach the power taking position at the next moment, under the elastic action of the elastic live wire power taking assembly, the elastic zero wire power taking assembly and the elastic ground wire connecting assembly ofthe socket, the live wire power taking end and the zero wire power taking end are firmly connected with the first electric connecting piece and the second electric connecting piece in a face-to-facemode, and good power transmission between the wiring rail and the power taking socket is guaranteed.

The invention discloses an auxiliary installation tool for a fingerprint security door. Through simple structural design, a lock can be fixed to a door plate in a lossless mode through cooperation ofa fixing piece, an installation part, a connecting base, a buffer piece and the lock, and thus the purpose of assembling the lock by a single person is achieved. Through all the structures in the auxiliary installation tool, assembling is convenient, the auxiliary installation tool can be used repeatedly and can adapt to all locks in the world, and the assembling difficulty and labor cost of the security door lock can be greatly reduced.