112results about How to "Avoid direct delivery" patented technology

The invention belongs to the technical field of explosion equipment and relates to an intrinsic-safety type emulsion explosive on-site loading truck. The intrinsic-safety type emulsion explosive on-site loading truck is mainly characterized in that a static emulsifier and a static sensitizer are adopted for emulsification and sensitization; the outlet end of the static emulsifier is butted with a conveying hose; the tail end of a sensitizer storage and conveying system is butted with the head end of the conveying hose; the static sensitizer is arranged at the tail end of the conveying hose. The intrinsic-safety type emulsion explosive on-site loading truck has the advantages that the sensitizer is arranged at the end part of the conveying hose and is put in a blast hole together with the conveying hose and is used for carrying out sensitization in the blast hole, so that a finished-product emulsion explosive is formed, and thus the safety risk in the process of conveying the finished-product emulsion explosive is avoided; on the other hand, both the emulsifier and the sensitizer used in the loading truck disclosed by the invention are of a static structure, no shear and mechanical friction exists in the emulsification and sensitization process, the sensitivity is reduced, explosion in the production process is avoided and the production safety is ensured.

The invention discloses a lithium ion battery pack structure. The lithium ion battery pack structure comprises a battery pack body, a second air outlet pipe and a round air pipe, wherein a partition board is arranged in the middle in the battery pack body, a flexible package tank is arranged outside the battery pack body, and a first heat dissipation aluminum plate is arranged on the top end of the flexible package tank. The lithium ion battery pack structure specifically has an automatic protection function to lithium ions after the power is off, a certain air leakage protection function and a certain warning effect and is simple and convenient, and meanwhile, the specific fault type can be conveniently known, so that the situation that the performance of other lithium ion batteries is influenced due the continuous heat dissipation of a faulted lithium ion battery can be prevented, and furthermore, the security coefficient of the battery pack can be increased; and meanwhile, the lithium ion battery pack structure has a temperature warning effect, so that the overheated battery pack can be conveniently cooled, can be continuously cooled by virtue of heat dissipation aluminum plates, can be further cooled by virtue of a flexible water pipe and can be rapidly cooled by virtue of a draught fan.

The invention discloses an LED packaging method and an LED, comprising filling a cavity with colloid, the filled colloid includes fluorescent glue, and then inverting the bracket filled with fluorescent glue so that the opening of the inverted bracket is downward, and the inverted The bracket is baked, so that the fluorescent glue in the cavity is cured and formed. During the baking molding process, due to the inversion of the bracket, the phosphor powder in the fluorescent glue will settle down due to gravity, so controlling the proper baking time and temperature can keep the final formed phosphor layer away from the metal layer at the bottom of the cavity And the LED chip arranged on the metal layer, avoiding the heat on the metal layer at the bottom of the cavity and the LED chip from being directly transferred to the phosphor powder in the phosphor powder layer, avoiding the decrease of luminous efficiency due to the rapid temperature rise of the phosphor powder in the phosphor powder layer, The phenomenon that the attenuation speed is accelerated and the LED light decay is accelerated.

The invention provides a set of pumping equipment. The pumping equipment comprises a rack and a pumping unit arranged on the rack. The pumping equipment further comprises elastic supports arranged on the rack, wherein the elastic supports comprise at least two first elastic supports and a second elastic support, the at least two first elastic supports are arranged on the two sides of the pumping unit so as to prevent the pumping unit from shaking laterally, and the second elastic support is arranged on the rack and elastically supports the lower portion of the pumping unit so as to prevent the pumping unit from shaking up and down. According to the pumping equipment, the elastic supports are arranged and comprise the at least two first elastic supports for preventing the pumping unit from shaking laterally and the second elastic support for preventing the pumping unit from shaking up and down, namely, the first elastic supports and the second elastic support are matched for use, buffering is formed for shaking and deformation in the vertical direction and the lateral direction, and therefore shaking and deformation of a frame are prevented from being directly transmitted to the pumping unit, the coaxiality accuracy of the pumping unit is improved, the service life of a piston, an oil cylinder, a concrete cylinder and other key parts is prolonged, and the reliability of the pumping unit is improved.

The invention discloses a wide-angle LED lamp. The wide-angle LED lamp comprises a lamp plate and a reflection cup, wherein both the inner surface of the reflection cup and the outer surface of the reflection cup can reflect light, the lower end of the reflection cup is arranged on the lamp plate, both the part, on the inner portion of the lower end of the reflection cup, of the lamp plate and the part, on the outer portion of the lower end of the reflection cup, of the lamp plate are provided with LED light sources. Due to the fact that the both the part, on the inner portion of the lower end of the reflection cup, of the lamp plate and the part, on the outer portion of the lower end of the reflection cup, of the lamp plate are provided with the LED light sources and the lamp plate is only one, on one hand, cost is guaranteed not to be increased and machining and assembling difficulty is also reduced, and on the other hand, heat dissipation paths of the wide-angle LED lamp are enough and a heat dissipation effect cannot be influenced. Light emitted by the LED light sources inside the reflection cup is reflected and refracted through the inner surface of the reflection cup, and therefore a light emitting angle is enlarged. Light emitted by the LED light sources outside the lower end of the reflection cup is reflected and refracted through the outer surface of the reflection cup so that the light emitting angle is further enlarged, and accordingly the wide-angle LED lamp is formed.

The present ivnention relates to a separated axial flow pump suitable for internal circulation application of infantile operation. Said axial flow pump includes driving device and pump body, said pump body is equipped with inlet end, outlet end, internal magnet and blade wheel. The described inlet end, outlet end, internal magnet and blade wheel. The described inlet end, outlet end and blade wheel of the pump body are positioned on same central axis, and pump body can be separated and axially mounted on the central axis of the driving device, the blade wheel is fixed in the internal magnet, and the interior of driving device is equipped with a transmission device, it includes an external magnet which can be coupled with said internal maget by means of magnetic force to drive blade wheel and make it rotate.

The invention discloses an anti-collision movable mechanism for a domestic sweeping robot, and relates to the technical field of domestic sweeping robots. The anti-collision movable mechanism specifically comprises a base and a shell. A soft check ring is installed on the lower side of the base. A rotating ring is installed in the middle of the base. A clamping groove is formed in the inner side of the rotating ring. A clamping ring is installed on the inner side of the clamping groove. The clamping ring is embedded and connected into the clamping groove. A wheel is installed on the inner sideof the clamping ring. A spherical shell is arranged on the inner side of the wheel. A central base is arranged in the spherical shell. Driving wheels are installed on the left side and the right sideof the central base respectively. A connecting rotating shaft is installed on the upper side of the central base. A driven wheel support is connected with the upper side of the connecting rotating shaft. According to the anti-collision movable mechanism, through a rolling structure composed of the spherical shell and the clamping ring, the device is moved; the spherical shell is overall of a spherical structure and can rotate through a built-in power system, so the whole device is driven to move.

The invention discloses a municipal power distribution device. A bracket plate is screwed to the inside of the cabinet body, Embedding grooves are machined at left and right positions on the top of the bracket plate, Between that two embed grooves is instal a bracket, the height of the bracket is 15cm -25cm, An upward exhaust fan is mounted at a central position of the bracket, The fan adopts thecentralized power supply of the distribution system, and a corresponding air outlet groove for the fan is arranged on the plate surface of the support plate, and a first air outlet groove for discharging the hot air outward is arranged on the left and right sides of the cabinet body, and the first air outlet groove is inclined downward away from the inner end of the cabinet body; The device can effectively increase heat dissipation performance.

The invention relates to a mounting structure of a muffler outer hood of a snow remover, which comprises an inner hood, an outer hood, an air filter, a cylinder end and a muffler. The mounting structure is characterized in that the inner hood and a bracket at the top part of the muffler are connected by a bolt; the outer hood is arranged at the outside of the inner hood; one end of the outer hood is welded with one end of the outer hood of the muffler; the other end of the outer hood is connected with the shell of the air filter by a bolt; the cylinder end is fixed in the shell of the air filter, a protective hood and the inner hood by bolts. The adopted technical proposal leads the outer hood and the inner hood not to be contacted, avoids the heat of an engine from being directly transferred to the outer hood of the muffler and has the advantage of safe use.

The invention provides a lens assembly, a lens module, a laser module and a laser radar device. The lens assembly comprises a lens fixing seat and a lens. The lens fixing seat is provided with an accommodating hole. And the lens is arranged in the accommodating hole of the lens fixing seat. The optical axis of the lens and the central symmetry axis of the outer wall face of the lens fixing base are parallel to each other and spaced by a preset distance. According to the invention, the central symmetry axis of the lens fixing seat and the central symmetry axis of the lens are parallel to each other and are spaced by the preset distance, so that when the lens assembly is applied to the laser radar device of the sweeping robot, the light emitted by the laser assembly can be deflected by a certain angle, and the actual application requirement of the laser radar device is met.

The invention discloses a mute power supply. The mute power supply comprises a base and a diesel generating set, wherein the upper end of the base is fixedly connected with a mounting frame, the innerside of the mounting frame is provided with a mounting plate, the diesel generating set is mounted on the mounting plate, the diesel generating set is connected with a fuel inlet pipe, a discharge outlet pipe and a wiring pipe, the fuel inlet pipe, the discharge outlet pipe and the wiring pipe penetrate through the lower portion of the mounting plate, a vibration reduction mechanism connected with the mounting plate is arranged on the base, an inner shell and an outer shell are fixedly mounted at the upper end of the mounting plate, the inner shell covers the outer side of the diesel generator set, the outer shell covers the outer side of the inner shell, and a partition plate fixedly connected with the outer shell is fixedly connected to the outer wall of the upper portion of the inner shell. According to the mute power supply, by arranging the vibration reduction mechanism, effective vibration reduction and silencing effects are achieved, meanwhile, noise leakage of air intake and exhaust is greatly reduced, effective sound absorption and noise reduction can be achieved, and the ultra-silence working effect is achieved.

The invention provides a torsion beam assembly which comprises a spring base, a transverse beam and a longitudinal arm. The torsion beam assembly further comprises a reinforcing cover plate, the reinforcing cover plate is respectively connected with the transverse beam and the longitudinal arm, and the spring base is arranged on the reinforcing cover plate. The torsion beam assembly has the advantages that connecting strength of the transverse beam and the longitudinal beam can be enhanced through the reinforcing cover plate, the spring base can be arranged on the reinforcing cover plate, force is prevented from being directly transmitted to the transverse beam from the spring base, torsional force of the transverse beam is decreased, and torsion deformation of the transverse beam is reduced.

The embodiment of the invention discloses a terminal device and an associated method. The terminal device comprises an area to be cooled and a heat absorption radiating piece, wherein the heat absorption radiating piece is arranged on the area to be cooled; the heat absorption radiating piece includes mixing materials with the material attributes of functions of heat absorption, heat storage and heat radiation, and the mixing materials are composed of heat absorption and heat storage materials and the heat conduction and heat radiation materials; and the heat conduction and heat radiation materials are configured to transmit the heat on the area to be cooled to the heat absorption and heat storage materials, the heat absorption and heat storage materials are configured to absorb and store the heat in the area to be cooled and store the heat conducted by the heat conduction and heat radiation materials. The area to be cooled includes an area close to the heating device in the terminal device and at least one area in the area of the outer surface of the heating device. According to the invention, the temperature of the heating device in a mobile phone may be effectively reduced, and the too-high temperature of the housing of the mobile phone is avoided.

The invention relates to the field of prefabricated houses, in particular to a connecting structure of a steel structure and a precast concrete plank. The steel structure comprises stand columns and beams, wherein the end faces of the beams are fixed to the stand columns, and beam body parts of the beams are placed in the precast concrete plank. The precast concrete plank comprises a foam concrete layer and a reinforced concrete layer, wherein the foam concrete layer is filled around the beams, the reinforced concrete layer wraps the foam concrete layer and the beams, and an elastic transition layer is arranged between the beams and the reinforced concrete layer below the beams. In this way, it can be effectively ensured that the deformation of the steel beams under the effects of working loads is not restrained by a wall body at the lower portions of the steel beams, and meanwhile cracks between the beams and the precast concrete plank are prevented. The beams and the precast concrete plank are of an integrated structure and can be hoisted at a time during splicing, so hoisting difficulty is reduced and work efficiency is improved.

The invention relates to a workpiece grinding component capable of collecting fragments. The workpiece grinding component is used for grinding a workpiece (1) and comprises a grinding wheel (9) and a base (3), wherein the base (3) is used for bearing the workpiece (1) to feed; a workpiece clamp (8) used for clamping the workpiece (1) is born on the base (3) in a sliding mode, and the workpiece clamp (8) can be propelled to left through a feed driving rod (7) so that the workpiece (1) is abutted against the grinding wheel (9); a collecting groove (31) is formed in the base (3) and is positioned on the left side of the workpiece clamp (8), and the collecting groove (31) is hemispheric and is used for collecting and disposing fragments generated by grinding when the grinding wheel (9) grinds the workpiece (1); a fixed block (5) and a feed abutting component (6) are arranged on the base (3), the feed driving rod (7) penetrates through the fixed block (5), and the feed abutting component (6) is mounted on the fixed block (5).

The invention discloses a water pipe side longitudinal anti-seismic support, and relates to the technical field of anti-seismic supports. The water pipe side longitudinal anti-seismic support comprises a plurality of clasps, a horizontal shock-absorbing frame and support frames, wherein the plurality of clasps are arranged on the horizontal shock-absorbing frame at intervals; the two ends, far away from the clasps, of the horizontal shock-absorbing frame are connected with the support frames; the horizontal shock-absorbing frame comprises two end supports and at least one middle support; the middle support is located at the middle position of the end supports; the end supports are connected with the middle support through displacement connecting pieces; and the support frames comprise vertical supports and transverse oblique supports. The water pipe side longitudinal anti-seismic support is provided with the displacement connecting pieces, the length of the horizontal shock-absorbing frame is changed, so that the length of the whole anti-seismic support can be adjusted according to actual conditions to achieve the installations under more environments; and the distances among waterpipes can be adjusted according to actual conditions, so that the water pipe side longitudinal anti-seismic support is adapted to more different actual conditions, and the use range of the anti-seismic support is greatly expanded.

The invention discloses an all-weather safe anti-collision portable geological prospecting power supply, which is characterized in that a protection mechanism comprises a first elastic plate and a second elastic plate, and first supporting rods are arranged on the front and rear sides above the first elastic plate and the second elastic plate. The invention relates to the technical field of geological prospecting equipment. According to the all-weather safe anti-collision portable geological prospecting power supply, when collision occurs, the geological prospecting power supply body is effectively protected by using the first elastic plate, the second elastic plate, a first buffer spring, a second buffer spring, a first protection spring and a second protection spring, and energy generated by the collision is prevented from being directly transmitted to the geological prospecting power supply body, so that the geological prospecting power supply body works stably, and the problem thatnormal use of the power supply is affected due to the fact that an existing power supply has no good protection measures and inevitable collision occurs in the transportation process during prospecting is solved.

The invention discloses an electrode and resistor hybrid electric heating tube, a heater and application thereof. The heating tube is characterized in that water and an electric heating wire are arranged in a water guide tube, the electric heating wire is directly immersed in the water, and a water resistor and the electric heating wire form an electrical parallel connection relation; one end of the electric heating wire penetrates into the water guide tube and is arranged in the water guide tube, and the other end penetrates out of the water guide tube; the water guide tube is provided with insulating sleeves at the penetrating-in and penetrating-out positions of the electric heating wire. Three phases of electric heating tubes form a heater which can be applied to high-voltage and low-voltage boilers. By means of the structure, the electrode and resistor hybrid electric heating tube which is high in use heat efficiency and long in service life, the heater and the application thereof are provided.

The invention discloses a square cabin with an air flow sandwich layer in a cabin wall, and belongs to the field of heat dissipation design. The square cabin comprises a cabin body framework, cabin body layer plates and an air inlet channel combination. The cabin body layer plate comprises an inner skin layer, a heat insulation layer, a partition board layer, the air flow sandwich layer and an outer skin layer, the six cabin body layer plates are fixed into six space faces of the cabin body framework, the air flow sandwich layer is fixed between the heat insulation layer and the outer skin layer through a flow sandwich layer framework, the flow sandwich layer framework is fixed to the outer side of the cabin body framework through cabin body connecting corner parts, the side wall of the flow sandwich layer framework is provided with multiple through holes serving as framework air inlets and framework air outlets, the flow sandwich layer framework communicates with the air flow sandwichlayer and is used for achieving flowing of air in the air flow sandwich layer, and the air inlet channel combination exhausts and supplies air for the air flow sandwich layer in the cabin body layerplates through a fan. Flowing air is used for instantly bringing away heat, radiated to the surface of the square cabin, of the sun outside, and the phenomenon that due to the fact that the heat is accumulated in the heat insulation layer of the cabin wall and a cabin top plate, and the in-cabin environment temperature rises can be avoided.

The invention relates to a novel board drilling device. The novel board drilling device comprises a drill bit (9) and a loading seat (3), wherein the loading seat (3) is used for loading a board (1) to move; a board fixing and clamping piece (8) used for positioning the board (1) is loaded on the left of the top of the loading seat (3) in a mode of displacing left and right, and the board fixing and clamping piece (8) can be propelled to left through a moving rod (7) so that the board (1) is abutted against the drill bit (9); a positioning block (5) and a moving abutting component (6) are arranged on the loading seat (3), the moving rod (7) penetrates through the positioning block (5), and the moving abutting component (6) is mounted on the positioning block (5) and comprises a left limiting piece (63) and a right limiting piece (64); the left limiting piece (63) and the right limiting piece (64) are symmetrically arranged on the upper side and the lower side of the moving rod (7), and the inner ends of the left limiting piece (63) and the right limiting piece (64) are abutted against the moving rod (7).

The invention provides a composite coating of a printed circuit board drill point and a preparation method thereof. The composite coating sequentially comprises a bottom layer, a carbonitriding layer,a diamond-like carbon coating and a heat insulation layer from the surface of the drill point to the outside; the bottom layer comprises any one of a metal layer, an alloy layer or a metal compound layer; and the heat insulation layer is a metal nitride ceramic layer. According to the composite coating, through the design of a multi-coating structure, the hardness and abrasion resistance of the drill point can be effectively improved through the arrangement of the diamond-like carbon coating, so that the service life of the drill point is prolonged; the adhesion strength of the diamond-like carbon coating can be effectively improved through the arrangement of the carbonitriding layer, and the problem that the diamond-like carbon coating is prone to falling off is avoided; the heat insulation layer can delay graphitization of the diamond-like carbon coating, so that the service life of the drill point is further prolonged; and through deposition of a composite coating, the drill pointis particularly suitable for drilling of a high-frequency and high-speed printed circuit board, and obtained drilled holes are high in quality and precision.

The invention discloses a tinning drying equipment for copper wires, which comprises a frame, a column is arranged on one side of the top of the frame, a heater is arranged on the end of the top of the frame close to the column, and a blower is arranged on the end of the top of the frame far away from the column. A drying cylinder is arranged directly above the frame, one end of the frame is fixedly connected to one end of the drying cylinder through a support rod, and the other end of the frame is fixedly connected to the other end of the drying cylinder through a ventilation pipe. The heater can heat the heating wire in the drying cylinder, so that the temperature can be increased, so that the copper wire can be dried, and the protective net can prevent the heat from being directly transferred to the copper wire, so that the drying effect is better. Well, with a blower, the air can be blown to speed up the drying. With multiple wire holes, multiple copper wires can be dried at the same time. The cylindrical drying cylinder can dry more evenly, which can improve work efficiency. The overall structure is simple. Strong practicability and easy promotion.

The invention provides a pile foundation underpinning structure traversing a group pile foundation and a construction method of the pile foundation underpinning structure. The pile foundation underpinning structure comprises an existing bearing platform structure and existing piles. The existing bearing platform structure is horizontally supported by the tops of all the existing piles, and the multiple existing piles are arranged. The outer portion of the existing bearing platform structure is wrapped with an underpinning bearing platform. The underpinning bearing platform comprises a primarypouring bearing platform and a secondary pouring bearing platform. The primary pouring bearing platform is located above the secondary pouring bearing table. The outer side of the existing bearing platform structure is wrapped with the primary pouring bearing platform. A plurality of underpinning piles are symmetrically and vertically arranged on the two sides of the bottom of the primary pouringbearing platform. The pile foundation underpinning structure can be used for existing pile foundation underpinning construction in the process of an underground structure traversing the group pile foundation, through secondary pouring of the bearing platform, it is ensured that midspan rebars on the lower side of the underpinning bearing platform are uniformly arranged in a pass-through manner, and meanwhile the defect that the durability of later planting ribs cannot be guaranteed or the detection difficulty is large is overcome; compared with a traditional method, the method is safer; and meanwhile, the existing pile foundation and the existing bearing platform are cut in advance, and the pile foundation load is prevented from being directly transmitted to a new structure.

The invention discloses an electrical support rod applied to automobile tail doors. The electrical support rod comprises an automobile body spherical hinge, an automobile body spherical hinge end cover, a cylinder, a tail door spherical hinge end cover and a tail door spherical hinge, wherein the automobile body spherical hinge end cover is connected with the cylinder through threads; the tail door spherical hinge end cover is connected with the cylinder through threads; a motor and a micro speed reducer are mounted in the cylinder; the motor is connected with a coupler in the micro speed reducer; an output shaft of the micro speed reducer is connected with a screw through the coupler; a jacking pipe is sleeved on the screw; the outside of the jacking pipe is sleeved with a guide sleeve; the guide sleeve is fixed on the cylinder; a telescopic sleeve is mounted on the outer side of the guide sleeve; the head of the telescopic sleeve is connected with the tail door spherical hinge end cover; an auxiliary spring is mounted between the guide sleeve and the telescopic sleeve; one end of the auxiliary spring is welded on the guide sleeve; and the other end of the auxiliary spring is welded on the tail door spherical hinge end cover. The electrical support rod is simple in structure and low in screw deformation; the motor and the speed reducer are not easily overloaded; a central gearis a four-tooth bevel gear; and the overall volume of the electrical support rod is reduced.