33results about How to "Conveniently located" patented technology

An inductive position detector (10) which includes a scale (20) having a longitudinal axis containing a train of magnetic balls (22), and a transducer (30) moveable relative to the scale (20). The transducer (30) includes means to induce a magnetic field in the scale (20). Magnetic markers (23) are provided at axially spaced locations along the scale (20). As the transducer (30) is moved along the scale (20), the pattern of magnetic markers (23) detected enables the position of the transducer to be determined.

The invention discloses a high-strength explosion-prevention and thermal-insulation vortex air pump. The air pump comprises a shell, an impeller and a driving piece; the shell comprises a first shellcooperating with the impeller, and a second shell detachably connected with the first shell; and a heat dissipating cavity is formed between the first shell and the second shell, and is filled with cooling liquid. The air pump is provided with the cooling liquid for absorbing heat of a pump body, so that the temperature of the pump body is lowered, and the pump body preferably compresses gas; theair pump can ignore areas, so that working places of the air pump are increased to achieve convenience to use; the first shell and the second shell can be disassembled, so that the second shell is convenient to unload; and through the arrangement mode, the heat can be effectively dissipated when the environmental temperature is high, and the heat dissipation can be slowed down when the environmental temperature is low, so that proper temperature in the pump body is maintained, the gas compression efficiency of the pump body is improved, the cooling liquid is not needed, and the energy consumption is saved.

The invention discloses a double base plate used for cookers and a cooker provided with a double base plate. The double base plate used for the cookers comprises a first layer made of first materials, and a second layer. The first layer is arranged on the second layer, the second layer is made of second materials and is permeability magnetic material. The conductivity of the first materials is greater tan the conductivity of the second materials. the double base plate used for the cookers is big in heating power, long in service life and the like.

The invention discloses a fixing device for nuclear magnetic resonance examination of children, and relates to the technical field of medical fixing device structures. The fixing device comprises a base plate, wherein two sliding mechanisms are symmetrically mounted on the top surface of the base plate, two upper body fixing frames are rotatably mounted on the top surfaces of the two sliding mechanisms through first rotating shafts, the two upper body fixing frames are matched with each other and form an arc-shaped structure used for limiting the movement of the upper body of a child, and an arm placing plate is mounted on one side of each upper body fixing frame. According to the invention, after the body of the child is bound, a certain activity space is reserved for the hands, game videos are projected through a projector and displayed on a projection plate, and the hands of the child can interact with images on the projection plate, so the child can play motion sensing games so as to distract attention and reduce fear during examination; and the legs of the child are fixed through leg binding belts, so movement caused by hyperexcitation during games can be prevented; and the head is supported by a head supporting mechanism, so a comfort level is increased, and the tension degree of the child is reduced.

The invention discloses a high-speed slender cylinder permanent-magnet speed regulator. The high-speed slender cylinder permanent-magnet speed regulator comprises a driving motor, a first magnet rotoris welded to the tail end of an output shaft of the driving motor, a horizontally-arranged fixing shaft is welded to the side, away from the driving motor, of the first magnet rotor, a fixing frame is movably connected to the outer circle of the first magnet rotor in a sleeving mode, mounting plates are welded to the top inner wall and the bottom inner wall of the fixing frame correspondingly, first sliding grooves are formed in the sides, close to each other, of the two mounting plates correspondingly in the length direction of the mounting plates, first sliding blocks are slidably mounted inside the first sliding grooves, second magnet rotors are welded to the sides, close to each other, of the two first sliding blocks, and rotating shafts are welded to the sides, away from the first magnet rotor, of the second magnet rotors. The high-speed slender cylinder permanent-magnet speed regulator is novel in design and easy to operate, the distances between the second magnet rotors and thefirst magnet rotor are adjusted conveniently, the second magnet rotors and the first magnet rotor are located on the same rotating axis conveniently, damping protection can be further provided for the second magnet rotors and the first magnet rotor, and the safety of the high-speed slender cylinder permanent-magnet speed regulator is improved.

The invention discloses a fence for building construction and a fence assembly mounting mechanism. The fence comprises a supporting and retracting mechanism and a foundation, wherein a guide rail mechanism is mounted at the top end of the foundation; the guide rail mechanism is arranged below the supporting and retracting mechanism; the supporting and retracting mechanism comprises a sliding groove column; the top end of the sliding groove column is fixedly connected with a top cap; the outer wall of the sliding groove column is in sliding connection with a lifting column; and an abutting column is welded at a position, which is close to the outer part, of the bottom end of the lifting column. According to the fence for building construction and the fence assembly mounting mechanism, a retractable end of a hoisting frame is controlled to drive a supporting rod to hoist; the abutting column connected with the top end of the supporting rod and the lifting column are fixed; under a displacement state of the supporting rod, the lifting column is pushed to move upward on the outer wall of the sliding groove column; and a lower framework, a framework rear sheet connected with the lower framework and an upper framework are expanded outward, so that large-area coverage of the foundation is realized.

The invention provides a battery pack terminal structure and a dust collector and relates to the technical field of dust collectors. The battery pack terminal structure comprises an upper cover, a middle shell, a lower cover and a battery pack, wherein a cavity used for placing the battery pack is formed between the middle shell and the lower cover; a chip is arranged on the side of the battery pack; a terminal is arranged on the chip; the upper cover is provided with a groove corresponding to the terminal. According to the battery pack terminal structure, through cooperation of the position of the terminal and the groove, electric connection between an external power supply and the terminal is facilitated; the shell does not need to be opened from the top; the battery pack terminal structure has the advantages of convenience in usage and simplicity in processing.

The invention discloses a device for preparing a perfumed gathering material, which comprises a gathering channel (1) and a perfuming channel (2), and the perfuming channel (2) is positioned in the gathering channel (1). When the device is used for preparing an aroma-enhancing and cooling base rod, the aroma-enhancing material can be conveniently located in the center of the gathering material. The aroma-enhancing material in the prepared base rod is not easy to leak, and the product quality is improved.

The invention discloses a durable swirl-type air pump comprising a shell, impellers and a driving piece. The shell comprises a first shell body matched with the impellers and a second shell body detachably connected with the first shell body; a heat dissipation cavity is formed between the first shell body and the second shell body, and cooling liquid is arranged in the heat dissipation cavity; and the second shell body is connected with a liquid inlet pipeline and a liquid outlet pipeline, and the liquid inlet pipeline is connected with the liquid outlet pipeline through a pump body. According to the durable swirl-type air pump, the liquid inlet pipeline, the liquid outlet pipeline and the pump body are arranged so that the cooling liquid in the heat dissipation cavity can be effectivelycirculated, thus heat of the cooling liquid is dissipated on the liquid inlet pipeline and the liquid outlet pipeline, the situation that the cooling liquid absorbs the heat on the first shell body isaccelerated, and the better heat absorbing effect is achieved.

The invention relates to a columnar combustion arm guardrail. The columnar combustion arm guardrail comprises a plurality of cross rods arranged on the two sides of a combustion arm; a connecting block is arranged on each of the two ends of each cross rod; the connecting blocks on the adjacent cross rods are connected through a pin shaft to form an integral cross beam; a connecting plate is arranged at the bottom of the cross beam; each connecting plate is connected with an upright rod through a pin shaft; each upright rod is connected with the combustion arm through a pin shaft; an upper through hole and a lower through hole are formed in each upright rod at an interval; a fixing plate is horizontally arranged at the root of the combustion arm; two steel wire ropes and a connecting rod are arranged on the fixing plate; after penetrating through the through holes in each upright rod on the same side, each steel wire rope is fixedly arranged on the upright rod at the other end of the cross beam; steel wire ropes also penetrate through and are fixedly arranged in the lower through holes in the upright rods and the two ends of the steel wire ropes are fixedly arranged on the upright rods at the two ends of the cross beam respectively; each connecting rod is connected with the connecting blocks on the end parts of adjacent cross beams through pin shafts; and the connecting blocks at the other ends of the cross beams are connected to a fixing guardrail arranged on the front part of the combustion arm. The columnar combustion arm guardrail is widely applied to protecting equipment of the petroleum drilling platform combustion arm.

The invention discloses a jacking device for an automobile part mold, and relates to the field of molds. The device comprises a bottom plate, the top of the bottom plate is fixedly connected with a fixed sleeve, the interior of the fixed sleeve is movably connected with a supporting rod, one end of the supporting rod is fixedly connected with a fixed plate, the other end of the supporting rod is fixedly connected with a driven gear, the top of the bottom plate is fixedly connected with a frame plate, the middle of the frame plate is movably connected with a rotating shaft, the surface of the rotating shaft is fixedly connected with a winding roller, a lifting rope is wound on the surface of the winding roller, a notch is formed in the top of the fixed plate, one end of the notch is fixedlyconnected with a guide wheel, two sides of the other end of the notch are fixedly connected with limiting wheels, and one end of the lifting rope is fixedly connected with a hook. According to the device, the rotating shaft can drive the lifting rope on the winding roller to move, so that the hook on the lifting rope jacks the mold, and the mold is stored on a placing plate to be transported andmoved, thereby avoiding the situation that the mold cannot move due to weight.

The invention relates to the technical field of battery production, and especially relates to a battery tail piece pasting device. The device comprises a pasting bench and a tail piece accommodating part; a slide slot and a battery accommodating chamber are arranged in the pasting bench; a pushing and pressing block for pushing and pressing a battery is slidably connected in the slide slot; a fixed bench is fixed on the pushing and pressing block, and the fixed bench is positioned outside the pasting bench; a bar-shaped accommodating groove is arranged in the tail piece accommodating part, anda pushing block is slidably connected in the bar-shaped accommodating groove; a channel plate is arranged between the pasting bench and the tail piece accommodating part, and the width of the channelplate is less than the width of the bar-shaped accommodating groove and the slide slot; the length of the pushing and pressing length is more than the length of the channel plate; the pasting bench is provided with a pushing rod driven by a hydraulic cylinder; a first connecting rod is arranged between the pushing rod and a pushing block; a second connecting rod and a third connecting rod are arranged between the fixed bench and the pushing rod; a positioning plate is fixed at one side of the channel plate; and a baffle plate is fixed on the pushing rod. The problem of low battery productionefficiency due to reworking caused by un-alignment or un-compaction during tail piece pasting in the prior art is solved in the invention.

The invention relates to the technical field of cooling towers, and discloses a permanent-magnet direct-drive motor for a cooling tower, which comprises a permanent-magnet synchronous motor and an impeller. A transmission shaft is fixedly mounted at the output end of the permanent-magnet synchronous motor, a threaded groove is formed in the top wall surface of the transmission shaft, and the impeller is arranged at the top of the permanent-magnet synchronous motor. An adjusting groove is formed in the top wall face of the impeller, the inner side wall of the adjusting groove is in an arc shape, a spherical adjusting ball is slidably connected into the adjusting groove, the top end of the side wall of the adjusting groove is in threaded connection with a threaded rod, and the bottom end of the threaded rod penetrates through the interior of the adjusting ball and is in threaded connection with the inner side wall of the threaded groove. In the invention, the permanent magnet synchronous motor is directly connected with the fan impeller through a mechanical mechanism, and the reliability is good; according to the design, the transmission link of the synchronous motor and the impeller is simplified, the transmission efficiency is improved, the maintenance cost is reduced, and compared with a traditional asynchronous motor, the permanent magnet synchronous motor does not need an excitation field, is higher in efficiency and reduces the use cost.