36results about How to "Best working position" patented technology

The invention provides a disposable double-passage endoscope sheath. The disposable double-passage endoscope sheath comprises a sheath pipe consisting of an endoscope cavity and an instrument passage which are independent of each other; the front end of the instrument passage is provided with an opening; a stirring wire passage is formed between the endoscope cavity and the instrument passage; a stirring wire passes through the stirring wire passage and the parts of front and back parts of the stirring wire are exposed out of the stirring wire passage, and the front end of the stirring wire is connected with a stirring part; and the stirring part is a roller part or an inverted concave steel wire part. The disposable double-passage endoscope sheath has the advantages that: a head of surgical equipment is flexibly adjusted, so that the condition of a patient is checked and surgery can be performed simultaneously; the working length of an endoscope can be adjusted, and the problem that endoscopes with different working lengths are inconvenient to connect is solved; a surgical part is supported by conveying water through a water inlet passage before surgery, and impurities on the surgical parts are discharged through a water discharge passage to ensure that surgical fields are clear and visible, and the surgery is accurate; and the whole disposable double-passage endoscope sheathis disposable, avoids pollution and is safe and sanitary.

The invention discloses stone paper blowing production equipment, which comprises a machine head. The center of the machine head is provided with a central air exhaust straight pipe; a circular stretching bar is arranged on a neck ring mold and has a taper with a large upper part and a small lower part; the side surface of the circular stretching bar is coated with a cloth material; the diameter of the upper end of the circular stretching bar is larger than that of a ring extruding port; an internal cooling air ring is arranged on the circular stretching bar; a central air inlet straight pipe extends from the center of the machine head upwards and passes through the circular stretching bar; the upper end of the central air inlet straight pipe is communicated with an air inlet of the internal cooling air ring; an air outlet of the internal cooling air ring is positioned at the periphery of the air inlet; the central air exhaust straight pipe extends from the center of the machine head upwards and passes through the circular stretching bar and the internal cooling air ring; and the upper opening of the central air exhaust straight pipe is positioned above the internal cooling air ring. The stone paper blowing production equipment can make a stone paper membrane extruded from the neck ring mold raised for a certain distance and then blown and stretched, and can make the stone paper membrane fully cooled.

The invention provides a disposable dual-channel endoscope sheath which comprises a sheath tube, wherein the sheath tube is composed of an endoscope cavity and an instrument channel which are respectively independent; the front end of the endoscope cavity is provided with a transparent window which seals the endoscope cavity; the front end of the instrument channel is open; and the lower part of the front end of the endoscope cavity is also provided with a bulge which is positioned in front of the opening of the instrument channel. Due to the adoption of the technical scheme, after an operation instrument extends out of the instrument channel, since the forward axial direction of the front end of the operation instrument deviates under the restriction action of the smooth bulge, a distance is generated between the front end of the operation instrument and the front end of the endoscope cavity, thereby avoiding shielding the transparent window of the endoscope cavity, and further avoiding influencing the observation at the endoscope; and besides, the length of the telescopic endoscope bridge can be conveniently adjusted according to working lengths of different endoscopes when the endoscope is put into the endoscope sheath.

The invention discloses an automatic remote control electric installation and maintenance vehicle and belongs to an installation and maintenance vehicle. The automatic remote control electric installation and maintenance vehicle structurally comprises a trailer, a chassis, a hydraulic rotary operation and control system, a generator, moving wheels, a supporting frame, a first-level supporting arm, a second-level supporting arm, a third-level telescopic supporting arm and a mechanical arm, wherein a first-level supporting arm connection piece is arranged on the upper part of the chassis; the first-level supporting arm is hinged with the first-level supporting arm connection piece; a first-level supporting arm oil cylinder is arranged between the first-level supporting arm and the first-level supporting arm connection piece; a second-level supporting arm connection piece is arranged between the first-level supporting arm and the second-level supporting arm; the first-level supporting arm and the second-level supporting arm are respectively hinged with the second-level supporting arm connection piece; a second-level supporting arm oil cylinder is arranged between the second-level supporting arm and the second-level supporting arm connection piece; one end of the third-level telescopic supporting arm is connected with a third-level supporting arm hydraulic telescopic system in the second-level supporting arm, and the other end of the third-level telescopic supporting arm is hinged with the mechanical arm; and a mechanical arm adjustment small oil cylinder is arranged between the mechanical arm and the third-level telescopic supporting arm. The automatic remote control electric installation and maintenance vehicle has the characteristics that: maintenance can be performed without interruption of power; and enterprise loss is avoided.

The invention relates to the technical field of manipulators, in particular to a manipulator blowing structure. The structure comprises a supporting part, a folding part, a grabbing part and a blowing part, the folding part is rotationally connected with the top of the supporting part, the grabbing part is installed at the top of the folding part, the blowing part is arranged on the grabbing part, and the blowing part comprises an opening and closing assembly and a plurality of blowing assemblies; and the multiple blowing assemblies are symmetrically arranged at the two sides of the bottom of the opening and closing assembly, and the opening and closing assembly drives the blowing assemblies to do reciprocating motion. The invention further provides a using method of the manipulator blowing structure, and the problems that a traditional device blows at a fixed point, the blowing coverage area is not large, the phenomenon that the surface of a clamp is not clean frequently occurs, the adsorption and fixing effect of a next product is affected, the cleaning and cooling effects are poor, the grabbing firmness is reduced, miss grinding occurs, and the machining precision and the machining efficiency are influenced are solved.

The invention discloses an ancient building gallery bridge with an anti-freezing bridge deck and a construction method thereof. The ancient building gallery bridge comprises a gallery bridge booth, a guardrail and a supporting structure, wind power generation devices are evenly arranged on the top face of the gallery bridge booth, an electricity storage box is arranged on one side of an embankment, the wind power generation devices penetrate through stand columns and the guardrail through wires to be connected to the electricity storage box, the anti-freezing bridge deck is arranged between the guardrail and the supporting structure and comprises limiting frames, limiting plates and a concrete layer, the limiting plates are located above the limiting frames, round log is arranged evenly between the limiting plates and the limiting frames, heating plates are evenly arranged between the limiting plates and the concrete layer, and a thermal insulation layer is formed between the limiting plates and the concrete layer. The construction method includes the following construction steps of measurement lofting, construction of the supporting structure, construction of the anti-freezing bridge deck, construction of the gallery bridge booth, installation of the wind power generation devices and commissioning of the anti-freezing bridge deck. The construction steps are simple, the requirements for construction of gallery bridges with anti-freezing bridge decks of different spans can be met, construction efficiency is high, the construction period is short, and rapid installation is easy for the bridge decks.

The invention discloses a micropore detection instrument, and relates to the technical field of optical detection equipment. The micropore detection instrument comprises a base and an object table and a rack which are installed on the base. The rack is provided with a camera. A workpiece to be detected is arranged on the object table. A light source is arranged below the detection position of the workpiece to be detected. The workpiece to be detected is arranged in an imaging light path of the light source and the lens of the camera in detection. The lens is provided with an out-of-focus adjustment ring. An image space telecentric flat field lens is used as the lens. A light shading cylinder is arranged between the lens and the detection position. The light source is arranged in the base. The light source is a light-emitting member which is installed in a heat radiation base of which one end is inserted in the base. The other end of the heat radiation base is provided with heat radiation fins which are exposed out of the base. The problems that the transparent state of all the micropores of the workpiece cannot be judged by the existing micropore detection instrument in one time of imaging can be solved.

The invention provides a disposable endoscope sheath with a telescopic endoscope bridge. The disposable endoscope sheath comprises an endoscope cavity in the sheath, a sheath main body and the telescopic endoscope bridge. The rear end of the endoscope cavity is communicated with the sheath main body and the telescopic endoscope bridge; the telescopic endoscope bridge comprises a sheath main body connecting part, a sealing ring, a check ring and a limiting sleeve; the sheath main body connecting part is connected with the sheath main body; the front end of the telescopic endoscope bridge is provided with the sealing ring and the check ring in turn; the telescopic endoscope bridge is connected and communicated with the sheath main body connecting part and the sheath main body; the limiting sleeve is arranged at the rear end of the check ring and is fixedly connected with the sheath main body connecting part; the tail end of the telescopic endoscope bridge is provided with an endoscope locking device. The disposable endoscope sheath has the advantages that: the telescopic endoscope bridge can ensure that the length of an endoscope can be convenient to adjust according to different working lengths of endoscopes when the endoscope is arranged in the sheath; in addition, the endoscope only can be arranged in the sheath for one time and locked by the endoscope locking device, and theendoscope sheath is not repeatedly used.

The invention discloses a method for encapsulating an embedded type sensor system with self-correcting function; the method comprises two steps including internal encapsulation and external encapsulation, wherein the internal encapsulation comprises the steps of: encapsulating a sensor in a base and an upper cover, building a spherical shape by asphalt or cement, and putting the product into an encapsulation outer shell; and the external encapsulation can be completed by sealing the encapsulation outer shell. The encapsulated sensor system is in the spherical shape, and the centre of gravity of the sensor system is arranged at the bottom of the whole structure, so that the encapsulated sensor is at the beast monitoring position in the encapsulation outer shell all the time under the action of a counter weight screw rod, and the detection position of the sensor can be automatically corrected; and high temperature-resistant brittle material is adopted by external encapsulation and can be crushed when being extruded by the external force, so that the spherical structure obtained by the internal encapsulation can be completely blended with the monitored environment.

The invention relates to a downdraft table (1) having a workpiece holder (2) for a workpiece to be held, wherein the workpiece holder (2) is configured in a stationary manner, a suction-extraction device (3) is arranged beneath and / or next to the workpiece holder (2), said suction-extraction device (3) being used to discharge particles and / or gases downward in a waste air flow, and the suction-extraction device (3) is arranged around the workpiece holder (2) with respect to the latter and is configured to be rotatable about the workpiece holder (2).

The invention relates to an agricultural fruit tree pest expelling device, and aims to solve the problems of relatively high labor intensity and relatively low efficiency of preventing pests by spraying pesticides by workers. The agricultural fruit tree pest expelling device comprises a box body; a battery and a control panel are arranged in the box body; an electric shock net cover is arranged below the box body; a pest trapping lamp is arranged in the electric shock net cover; the pest trapping lamp, the electric shock net cover and the battery are all connected with the control panel; pestcollecting boxes are arranged below the box body at intervals; the diameter of each pest collecting box is 1.5-2 times that of the electric shock net cover; the pest collecting boxes are connected with the box body through connecting rods; and the pest collecting boxes are in a funnel shape. The pests enter from gaps between the collecting boxes and a top plate after being attracted by the pest trapping lamp, the pests are caught and killed after colliding with the electric shock net cover, the caught and killed pests fall into a storage box, and workers can collect and clean the collected pests by detaching the storage box. The device can automatically operate, the pest trapping efficiency is greatly improved, and therefore the yield and quality of fruit trees are improved.

The invention discloses a method for encapsulating an embedded type sensor system with self-correcting function; the method comprises two steps including internal encapsulation and external encapsulation, wherein the internal encapsulation comprises the steps of: encapsulating a sensor in a base and an upper cover, building a spherical shape by asphalt or cement, and putting the product into an encapsulation outer shell; and the external encapsulation can be completed by sealing the encapsulation outer shell. The encapsulated sensor system is in the spherical shape, and the centre of gravity of the sensor system is arranged at the bottom of the whole structure, so that the encapsulated sensor is at the beast monitoring position in the encapsulation outer shell all the time under the action of a counter weight screw rod, and the detection position of the sensor can be automatically corrected; and high temperature-resistant brittle material is adopted by external encapsulation and can be crushed when being extruded by the external force, so that the spherical structure obtained by the internal encapsulation can be completely blended with the monitored environment.

The invention discloses a liquid steel slag wind quenching granulation production line and a production technology thereof. The liquid steel slag wind quenching granulation production line comprises apower control room, a compressed air source, an air pipeline, a steel slag granulation mechanism, a steel slag processing chamber, an exhaust air purification tower, an exhaust duct, a cooling circulation pool, a slag material recycling mechanism, a slag extracting pool and an observation chamber; a liquid steel slag wind quenching granulation production technology comprises gas introduction, steel slag pouring, granulator regulation, wind quenching granulation, smoke dust processing and granulated particle cooling and collection; and according to the production line and the production technology provided by the invention, the compressed air source is enabled to directly act on a supersonic gas ejector in the granulator through an air pipeline, thus, an air flow is enabled to perform centralized wind quenching for the liquid steel slag, a processing technology is optimized, regulation of the granulator is added before wind quenching granulation, so an optimal work position is found torealize a relatively ideal liquid steel slag granulation effect, a spraying water pipe performs certain washing for smoke dust, then, the smoke enters into the exhaust air purification tower, and thus, further filtering and purification is realized.

The present invention relates to vacuum molten steel casting technology, and is especially one kind of sliding mechanism for vacuum casting pouring basket and its operation process. The sliding mechanism includes sliding gate, hydraulic cylinder, link rod, lower sliding board with porous plug connected to the argon pipeline, protecting board connected to the pouring basket, sealing member set on the side wall of the pouring basket, and circular cooling pipe penetrating the side wall of the pouring basket. The operation process includes the steps of: blowing argon, pouring molten steel to the pouring basket, regulating argon pressure, pumping vacuum and opening the sliding gate for vacuum pouring. The present invention has the advantages of no plunger caused trouble, smooth running of the sliding member, long service life of the pouring basket and high internal quality of steel ingot.

The invention discloses a planet-like rotary type overhauling robot suitable for multi-size inhaul cables, and relates to the field of crawling robots for overhauling the surfaces of the inhaul cables of an inhaul cable bridge. The planet-like rotary type overhauling robot suitable for the multi-size inhaul cables is provided according to the difference of the sizes of the inhaul cables in cooperation with the shape characteristics of the surfaces of the inhaul cables. The planet-like rotary type overhauling robot comprises an inhaul cable polishing device, an inhaul cable cleaning device, an inhaul cable spraying device, an arc guide rotating platform, a robot base body, a pressing climbing device and an inhaul cable surface quality inspection mechanism. The planet-like rotary type overhauling robot has the technical characteristics that a repairing device is modularized; the repairing device does planetary-like rotary motion around the inhaul cables while working; the pressing climbing device can adjust the pressing force of climbing wheels; and a shear fork structure in the repairing device is matched with a guide rail sliding block to adjust the distance between a tail end executing structure and the surfaces of the inhaul cables, so that high-altitude operation of workers is avoided, the repairing device adapts to the inhaul cables of different sizes, and the repairing efficiency, precision and accuracy are improved.

The invention discloses a rebar positioning device for civil engineering. The rebar positioning device comprises a base, a supporting column and a positioning supporting frame. A first hydraulic device is arranged on the base. The supporting column is installed at the output end of the first hydraulic device. The positioning supporting frame is installed above the supporting column. A fixed frame is arranged on the supporting column and provided with a fastening screw. A screw hole matched with the fastening screw is formed in the positioning supporting frame. A second hydraulic device is arranged in the base. The output end of the second hydraulic device is connected with a stand column. The bottom of the stand column is provided with a supporting block. The bottom of the supporting block is provided with a shock absorber. The rebar positioning device is simple in structure, convenient to use and install, easy to operate, low in cost, capable of lowering labor intensity of operators and improving work efficiency, firm in positioning, convenient to move, wide in application range, low in service life, safe and reliable.

The invention discloses a reciprocating parameter-variable disc plough life test system. The system comprises a motor, a speed change and commutation case, screw rods, a soil box, a mobile frame, compaction rollers, a vertical sleeve, a vertical shaft, a rotary sleeve and the disc plough, wherein the screw rods are two, the soil box is arranged between the two screw rods, the mobile frame above the soil box is provided with the vertical sleeve, the vertical sleeve is internally provided with the vertical shaft, the vertical sleeve and the vertical shaft are fixed through a first pin, the vertical shaft is provided with the rotary sleeve, the disc plough is connected with the rotary sleeve through a second pin, the compaction rollers are two and are arranged on the mobile frame, and the two compaction rollers are arranged at two sides of the disc plough. The system is advantaged in that relevant parameters of a farming machine are changed through simulating real work conditions of the farming machine to acquire optimum work statuses through testing.

The invention relates to a timing chain transmission system and an engine comprising the system. The timing chain transmission system adopts two-stage transmission including primary chain transmission and secondary chain transmission; power is transmitted between the primary chain transmission and the secondary chain transmission through an idle wheel with two chain wheels. According to the timing chain transmission system and the engine, the assembling cost is reduced, and the service life is prolonged; the severe requirements on all the aspects, such as emission, stability and noise, of the engine can be met.

The invention provides a telescopic sealing mechanism of an endoscope sheath. The telescopic sealing mechanism of the endoscope sheath comprises an endoscope tube, a hose and an endoscope bridge. When unstressed, the hose is smaller than the endoscope tube in internal diameter; the diameter of the position, for sleeving the endoscope tube, of the endoscope bridge is larger than that of the endoscope tube. One end of the hose is sleeved on the endoscope bridge while the other end of the same is sleeved on the endoscope tube, the endoscope tube is inserted into an inner cavity of the endoscope bridge, and connection parts of the three are hermetic. The hose tightly holds the endoscope bridge by deformation, the endoscope tube penetrates the hose to be inserted into the endoscope bridge, the other end of the hose is affected when one end of the same is stressed, and accordingly friction force generated by sleeving the hose on the endoscope bridge is larger than the friction force between the hose and the endoscope tube, and the endoscope tube can hermetically slide on the endoscope bridge. Due to the technical scheme, through the telescopic sealing mechanism thereof, the endoscope sheath can adjust endoscopes in different working lengths to be matched with the endoscope sheath, and the optimal working positions of the endoscopes in the endoscope sheath can be guaranteed. Meanwhile, the telescopic sealing mechanism of the endoscope sheath is simple and reliable in structure and beneficial to actual production.

The invention discloses an office table. The office table is characterized by comprising a table body, a table top and a work station folded plate; the table top is arranged on the table body in a mode that the table top can be ascended and descended, and the table top is located above the work station folded plate; a hole is formed in the center of the work station folded plate, and a backrest is arranged in the hole; a rotatable displayer connecting base is further arranged on the desk body, a vertical table top body is further arranged on the table top, each table leg comprises an outer barrel and an inner barrel which are both of hollow structures, one end of each inner barrel is matched in a cavity of the corresponding outer barrel and capable of sliding vertically, and the other end of the corresponding inner barrel is in contact with the table top; an inner hole is formed in the barrel wall of each inner barrel in the radial direction of the corresponding inner barrel, and each inner hole is provided with a corresponding plug pin. Due to the fact that each inner barrel is capable of sliding vertically in the cavity of the corresponding outer barrel, the inner hole is formed in the barrel wall of each inner barrel in the radial direction of the corresponding inner barrel, and each inner hole is provided with the corresponding plug pin, on one hand, the height of the telescopic office table can be adjusted, and on the other hand, the office table is convenient to disassemble.

The invention relates to a timing chain drive system and an engine comprising such a system. The timing chain transmission system adopts a two-stage transmission including a primary chain transmission and a secondary chain transmission, and power is transmitted between the primary chain transmission and the secondary chain transmission through an idler wheel having two sprockets. The timing chain transmission system and the engine according to the invention reduce the assembly cost, prolong the service period, and can meet the strict requirements of the engine on emission, stability, noise and other aspects.

The invention relates to an adjustable high-temperature liquid state steel slag granulating device which comprises a steel slag granulator, a gas transmission pipeline, a gas flow adaptor, a gas flowpressurizing pipeline, a gas storage tank, a compressed air pipeline and an adjusting valve, wherein the steel slag granulator comprises a lifting adjusting mechanism, a transverse adjusting mechanism, an angle adjusting mechanism and a supersonic speed gas ejector; the transverse adjusting mechanism is arranged on one side of the lifting adjusting mechanism, the angle adjusting mechanism is arranged on one side of the transverse adjusting mechanism, and the supersonic speed gas ejector is arranged on one side of the angle adjusting mechanism. By means of the lifting adjusting mechanism, the optimum working position is found to achieve a relatively ideal liquid state steel slag granulating effect. By means of the transverse adjusting mechanism, the distance to the flowing liquid state steel slag is adjusted, so that a flying cooling distance of the granulated steel slag in air can be achieved more efficiently. By means of the angle adjusting mechanism, the track of a flying parabola ofthe liquid state steel slag after supersonic speed gas flow ejection is changed, so that multi-dimensional adjustment can be carried out according to different slag states.

The invention discloses stone paper blowing production equipment, which comprises a machine head. The center of the machine head is provided with a central air exhaust straight pipe; a circular stretching bar is arranged on a neck ring mold and has a taper with a large upper part and a small lower part; the side surface of the circular stretching bar is coated with a cloth material; the diameter of the upper end of the circular stretching bar is larger than that of a ring extruding port; an internal cooling air ring is arranged on the circular stretching bar; a central air inlet straight pipeextends from the center of the machine head upwards and passes through the circular stretching bar; the upper end of the central air inlet straight pipe is communicated with an air inlet of the internal cooling air ring; an air outlet of the internal cooling air ring is positioned at the periphery of the air inlet; the central air exhaust straight pipe extends from the center of the machine head upwards and passes through the circular stretching bar and the internal cooling air ring; and the upper opening of the central air exhaust straight pipe is positioned above the internal cooling air ring. The stone paper blowing production equipment can make a stone paper membrane extruded from the neck ring mold raised for a certain distance and then blown and stretched, and can make the stone paper membrane fully cooled.

The invention discloses a position adjusting structure for a supporting seat of a wind turbine blade grinding machine. The position adjusting structure comprises the supporting seat and a fixing frame, a fixing plate capable of bearing the supporting seat is arranged on the fixing frame, a guide mechanism capable of guiding the supporting seat when the supporting seat moves relative to the fixing plate is arranged between the fixing plate and the supporting seat, and a locking device capable of locking the supporting seat and the fixing plate after the supporting seat moves is further arranged between the fixing plate and the supporting seat. Before the automatic grinding machine is installed, the horizontal position of the supporting seat is adjusted in place through the position adjusting structure, and it can be guaranteed that the automatic grinding machine is located at the good working position.

The invention discloses a material jamming device. The material jamming device comprises a driving device, a long shaft, a jamming mechanism and a linkage mechanism, wherein the jamming mechanism is arranged on the long shaft; the linkage mechanism is fixedly arranged at the end of the long shaft; the driving device is arranged above the linkage mechanism and is fixedly arranged on a rack of a packaging machine; and the driving device is used for driving the long shaft to rotate through the linkage mechanism, the long shaft rotates to drive the jamming mechanism to be screwed out of a feed box, the driving device stops working, and the jamming mechanism resets through dead weight and is embedded in the feed box. The material jamming device has simple structure, and is reliable and durable.