213results about How to "Convenient rotation operation" patented technology

A system and a method for installing a liner conduit in a borehole. The system includes a packer assembly, a running tool or a packer assembly and a running tool. The method uses a packer assembly and a running tool for installing a liner conduit in a borehole. The system and the method both use pressure to perform functions relating to the system and the method.

The invention is a method and system for fan flutter control. The output of circumferentially distributed sensors is used to calculate the asymmetry of a flow field. The asymmetry measurement is used to modulate a bleed valve, variable exhaust nozzle or other device to increase the fan's tolerance of flutter disturbances.

The invention relates to a magnetic recording data storage device which can operate effectively at high rotational speeds. The magnetic recording device of the present invention comprises (a) a magnetic recording disk, (b) a spindle motor, (c) a head supported on an air bearing carrier, and (d) an actuator connected to the head carrier for moving the head across the rotating disk. The spindle motor comprises ball bearings lubricated by a grease comprising a polymeric amine and bis or tris (alkyl phenyl)phosphate. The grease improves rotational operation of the disk drive.

The invention relates to the field of CD juke-boxes, and discloses a physical isolation type compact disc read-write device. The physical isolation type compact disc read-write device comprises an intranet controller, an extranet server, a switch, a sensor, a blank CD cassette, a recordable CD driver, a CD-ROM, a recycled CD cassette, a CD extractor and a CD catcher, wherein CD extraction of the CD extractor, CD catching of the CD catcher and CD writing of the recordable CD driver are finished under the control of the intranet controller; the intranet controller controls a read-only tray to be popped up or closed through the switch; the extranet server controls the CD-ROM to carry out CD reading and pop up the read-only tray after reading; the sensor sends the detected information of popping up of the read-only tray, namely the information of finishing of CD reading to the intranet controller; the intranet controller controls a manipulator to put a read CD to the recycled CD cassette. The physical isolation type compact disc read-write device is compact in structure, can achieve unidirectional transmission of data and improves the information safety.

The present invention discloses a rotary switch (10) for coverring a lid (15) on a switch rack (11) containing permanent joint (22). Embedding contact piece (13) contacting to the permanent joint on a rotary operating knob (12), after accepting the contact piece and the rotary operating knob as well as a leaf spring (14) on the switch rack together in order, covering the lid (15) on the switch rack (11) and assembling the rotary switch. The rotary switch uses the switch rack, the contact piece, the rotary operating knob, the leaf spring and the lid as composing component. The rotary switch implements simplification of constitution thereof and miniaturization with low cost, also obtains measurable knocking sense and excellent operating sense.

The invention discloses a stone mine exploiting and cutting method, an exploiting method and a device thereof. The device includes a bracket, a bearing frame and a cutting unit; the bearing frame can be connected with the bracket in a sliding way; the cutting unit includes a main cutting arm and a cutting part; the first end part of the main cutting arm is connected with the bearing frame; the second end part of the cutting arm extends out of the bracket; the cutting part is connected with the second end part of the main cutting arm to lead the rotating axes of two disk saws to be arranged outside the bracket. As the distance between the two disk saws is not less than the distance between the left and the right of the main cutting arm, a cutter inlet space can be formed after removing a mine core between two cutting gaps for a cutter to enter the cutting part again; the axes of the disk saws can be lower than tracks and can be arranged in the mine; the cutting part even can be completely cut into the mine after the cutter enters the cutting part for a plurality of times. The device can carry out horizontal and vertical cutting of a plurality of angles, thereby being capable of realizing cave exploitation and preferably fetching stones and being capable of fully utilizing the texture structure of the stone to exploit.

The invention relates to the field of optical disc jukeboxes, and discloses a cantilever optical disc grabbing system. The cantilever optical disc grabbing system comprises an internal network controller, an external network controller, a switch, a sensor, a blank optical disc case, a burning optical disc driver, a read-only optical disc driver, a recycling optical disc case, a disc drawing device and a disc grabbing device. The disc drawing operation of the disc drawing device, the disc grabbing operation of the disc grabbing device and the disc reading operation of the read-only optical disc driver are completed under the control of the internal network controller. The internal network controller controls a burning tray to be ejected out or closed through a switch. The external network server controls the burning optical disc driver to conduct optical disc burning and eject out optical discs where burning is completely conducted. A sensor transmits detected information showing that the burning tray is ejected out to the internal network controller. The internal network controller controls a mechanical arm to place the burned optical discs to the read-only optical disc driver and place the burned optical discs in the recycling optical disc case after the burned optical discs are read by the read-only optical disc driver. The cantilever optical disc grabbing system is compact in structure, one-way transmission of data can be achieved, and the information safety can be improved.

The invention discloses jetting treatment groove equipment for the department of neurology. The equipment includes a rotary column, a movable chair and treatment water spraying pipes; a treatment water groove is formed in an equipment body; the treatment water spraying pipes are movably installed on the side wall of the upper end of the treatment water groove through shafts; the treatment water spraying pipes are composed of water pipes, a rotary fixing plate and sprayers, and fixed on the side wall of the treatment water groove through the rotary fixing plate; a second controller is also arranged at the upper end of the outer wall of one side of the treatment water groove; the bottom side of the outer wall of the other side of the treatment water groove is sequentially provided with a water pump device and a frothing machine; the water pump device is communicated with the treatment water spraying pipes through water pipes; the bottom of the other side of the treatment water groove isfixedly provided with a rotary base; the movable chair is arranged on the rotary column. According to the jetting treatment groove equipment for the department of neurology, since sprayers are symmetrically arrayed and arranged on all transverse pipes at the upper ends of the treatment water pipes, more convenience is provided for carrying out water spraying treatment on the whole body of a treated user, and the jetting treatment effect is effectively improved.

The invention relates to sausage casing processing auxiliary tools, and particularly relates to a sausage casing drying rack which belongs to the field of sausage casing processing equipment, and aimsat solving the technical problem of providing a sausage casing drying rack which has a reasonable structure design and is convenient for sausage casing hanging. According to the sausage casing dryingrack, a hanger is arranged on a base through a height adjusting mechanism, and can be adjusted relative to the height of a horizontal plane; when a sausage casing is hung on the hanger, the hanger has a relatively low height to facilitate operation of an operator and can be adjusted to a relatively high height after sausage casing hanging is completed to save space. By adopting the scheme, the sausage casing hanging operation is convenient, and the labor intensity of operators can be reduced. The arrangement of a positioning hook is mainly used for positioning a sausage casing, namely, one end of a sausage casing is positioned by a clip, the positioning hook is used for assisting positioning of the middle of the sausage casing, and the sausage casing has two stress points and cannot be easily broken in the drying process, so that the performance of the sausage casing drying rack can be optimized.

The invention relates to a combined type easy-demolding high-rise building form. The form comprises a form main body, wherein the form main body is of a rectangular structural design, a middle ejection plate is embedded into the middle position of the inner side of the form main body, and a thread structure matched with a middle ejection stud is formed in the middle position of the form main body.The combined type easy-demolding high-rise building form is provided with the middle ejection plate and a circular ejection block, the middle ejection plate and the circular ejection block are both designed in a stepped structure, the inner side of the form main body is provided with stepped groove structures matched with the middle ejection plate and the circular ejection block correspondingly,when the middle ejection plate and the circular ejection block are completely hidden in the inner sides of the grooves, an outer plane is flush with an inner plane of the form main body, and the middle ejection plate and the circular ejection block after the reset are subjected to limiting operation favorably, so that the middle ejection plate and the circular ejection block are always flush withthe inner plane of the form main body.

The invention provides a locking device and an automatic cash transaction device. Even if the configuration space of a lock is reduced and the operationality of a key is greatly improved. The invention is provided with a lock, which has a key hole for key insertion; and a lock holding part mounted in a predetermined lock configuration surface and used for holding the key switchable between a parallel position and a cross posture, wherein the parallel posture is posture that the key is made to be in parallel with the lock configuration surface relative to the key insertion direction of the key hole, the cross posture is the posture that the key insertion direction is cross with the lock configuration surface, thus when the key is not subjected to rotation operation, the lock is set to be the parallel posture so as to reduce the protrusion amount from the lock configuration surface, thereby reducing the lock configuration space, and when the key is subjected to rotation operation, even though the lock configuration space is reduced, the operationality of the key is also greatly improved.

The invention discloses a cohesionless soil sampling apparatus. The apparatus comprises a cylindrical sampling cylinder, the sampling cylinder comprises a sampling top and a sampling bottom which are in threaded connection, the sampling bottom is provided with a fixed separation blade and a movable separation blade, the fixed separation blade is fixedly arranged on the inner wall of the sampling bottom, the movable separation blade is connected with the fixed separation blade through a center rotating shaft, the movable separation blade is positioned below the fixed separation blade, the center rotating shaft and the sampling cylinder are coaxially arranged, the top surface of the fixed separation blade is formed by two sector-shaped plates symmetrical to the center rotating shaft, the radian of each of the sector-shaped plates is 90DEG, the structure of the movable separation plate is same to the top surface of the fixed separation plate, and the top surface of the movable separation blade and the fixed separation blade are respectively vertical to the center rotating shaft. The bottom of the sampling cylinder can be conveniently closed without loss of a sampling amount, so the soil horizon sampling analysis working accuracy is improved.

The invention discloses a code printing device, which comprises a code arrangement mechanism, wherein the code arrangement mechanism comprises at least one driving wheel, driving levers and a character code connecting component, wherein the driving wheel is constructed by a hollow cylinder and is provided with a plurality of mounting grooves along the axial direction; the driving levers drive the driving wheel to rotate along a center shaft; the character code connecting component is connected to the driving wheel in a sliding manner, the character code connecting component comprises blocking pieces, elastic pieces, character code blocks and connecting rods, wherein each blocking piece is positioned in the corresponding mounting groove; each elastic piece is arranged between each blocking piece and the bottom of the corresponding mounting groove; the character code blocks are positioned on the lower side of the driving wheel; the connecting rods are respectively fixedly connected to the blocking pieces and the character code blocks, and each connecting rod penetrates between each mounting groove and the bottom surface of the driving wheel. The code printing device solves the technical problems that the code printing device in the prior art is not suitable for code printing in a deeper position and a machine head needs to occupy a larger space, and the code printing device capable of freely encoding while exchanging the contents of a matrix is provided.

The invention discloses a mobile device for a 3D printer. The mobile device for the 3D printer comprises lifting rods, a lifting platform, a sliding groove, sliding wheels, an outer frame, cross rods, ejector rods, a movable base, sliding blocks, a spring and movable shafts, the movable base is arranged in the outer frame in a sliding mode, the two sliding blocks are arranged in the movable base, the cross rods are fixedly arranged on the sliding blocks, the spring is arranged between the two sliding blocks, the two lifting rods are arranged in a crossed mode and are connected through one movable shaft, the sliding wheels are arranged on one ends of the lifting rods, the other ends of the lifting rods are arranged on the sliding blocks through two movable shafts, the lifting platform is arranged on the top ends of the lifting rods, the sliding groove is formed in the side wall of the lifting platform, the sliding wheels fixedly arranged on the lifting rods are embedded into the sliding groove, two ejector rods are arranged on the two sides of the outer frame and abut against the cross rods, and the other two ejector rods are arranged on the front portion and the rear portion of the outer frame and abut against the movable base. The mobile device for the 3D printer can realize up-and-down lifting and front-back movement of a lifting device, so that the movement of the 3D printer is more flexible.

The invention discloses a road surface grooving machine with a groove depth adjusting mechanism. The road surface grooving machine comprises a machine frame, idler wheels are installed at one end of the machine frame, adjusting rods are arranged at the end of the machine frame, a diesel engine and a sleeve spindle are installed on the machine frame, the sleeve spindle is connected with a water tank through a water pipe, the water tank is installed on the machine frame, a grooving plate is installed on the edge of a grooving wheel, a drive rod is horizontally distributed on the side of the grooving wheel, the right end of the drive rod is installed in a sleeve, a sleeve plate is arranged inside the machine frame, and the sleeve is rotatably installed on the machine frame. Through the road surface grooving machine with the groove depth adjusting mechanism, it is ensured that a worker can change the walking mode of the grooving machine while pushing the grooving machine; by designing thestructure of the grooving wheel again, it is ensured that the worker can conveniently adjust the depth of grooving while grooving work is conducted, and meanwhile the functions of conducting cooling on the grooving wheel and dust falling on a grooving position are realized.

The invention relates to the field of livestock feeding, in particular to a sliding type cleaning device. The sliding type cleaning device comprises a rack, a manger and a cleaning mechanism, wherein the two sides of the manger are connected to the rack; the cleaning mechanism comprises a connecting rod and a cleaning plate, and the connecting rod is provided with an external thread; a sliding groove is formed in one end of the rack, and a threaded hole is formed in the upper end of the cleaning plate; one end of the connecting rod passes through the threaded hole to be positioned in the sliding groove, and the other end of the connecting rod passes through the rack; the lower end of the cleaning plate is positioned in the manger; a through hole is formed in the bottom of the manger, and a piston is arranged in the through hole. In order to sole the problem that the feeding cost of goats is increased as the traditional feeding trough cleaning way generally adopts a manual cleaning way and wastes time and has low efficiency, the invention provides the sliding type cleaning device convenient to operate.

The invention relates to the technical field of pressure detection, in particular to aircraft pressure detection equipment and an application method thereof. The aircraft pressure detection equipmentis especially suitable for the implementation of nitrogen gas inflation, deflation and pressure measurement operation on an aircraft main landing gear buffering pillar, a front landing gear bufferingpillar and a hydraulic pressure accumulator or an emergency landing gear pneumatic system. The aircraft pressure detection equipment comprises a valve body, a product connection port, a gas inflationand deflation connection port and a measuring connection port, and the valve body is internally provided with a measuring channel, a gas inflation and deflation channel and a product connection channel and internally connected with the three channels, so that not only is the ventilation connection strength improved, but also the space of a connection cavity, the measurement errors and the pressureloss are reduced. The gas inflation and deflation channel and the product connection channel are communicated with the measuring channel separately, the gas inflation and deflation channel is provided with a sealing stop valve used for accurately controlling the opening degree of the gas inflation and deflation channel, the product connection channel is provided with a sealing top rod, and a one-way valve of a product is controlled by rotating the sealing top rod to open or close the air path of the product.

The invention discloses a three-way accessory rotation angle detecting device for a forklift, comprising an encoder adapter plate, a transmission box, an encoder and a measuring bracket, wherein the measuring bracket and a double-spiral oscillating cylinder of a forklift accessory are fixedly connected, the encoder adapter plate is fixedly connected to the top of the transmission box, the encoderis fixed on the encoder adapter plate, the input shaft of the encoder is connected to the measuring bracket through the transmission box, the transmission box is fixedly connected with the accessory body of the forklift accessory, and the encoder is electrically connected with a controller. The three-way accessory rotation angle detecting device can accurately measure the rotation angle of the forklift accessory, and form an intuitive quantitative operation parameter, so that the control system can instruct the operator to more accurately master each step operation, the forklift can more conveniently and accurately implement the rotation operation of the three-way accessory, and the influence of personnel experience factors is reduced.

The invention discloses a spark plasma sintering mold adopting polycrystalline mullite fibers for heat preservation, which comprises an inner mold fixedly arranged on outer layers ofpolycrystalline mullite fibers, a plurality of support legs are fixedly arranged on the outer layers of the polycrystalline mullite fibers, a pressing plate is connected to the inner mold in a sliding manner, an annular groove is formed in the side wall of the inner mold, a rotating ring is rotatably connected to the annular groove, a rotating mechanism is installed on the inner mold, the rotating mechanism is matched with the rotating ring, two fixing blocks are fixedly installed on the outer layers of the polycrystalline mullite fibers, connecting rods are installed on the two fixing blocks, and positioning mechanisms are installed between the two connecting rods and the two fixing blocks. The spark plasma sintering mold has the advantages that a certain degree of stirring effect can be applied to metal powder placed in the inner mold, so that the metal powder is more uniformly distributed in the inner mold, the quality of a sintered product is improved, and the mold has relatively low use requirements on auxiliary machinery and is convenient to move.

The invention provides a quick connector for an industrial Ethernet, which is convenient and reliable to use. The quick connector comprises a bottom shell, an overturning cover and a PCB (Printed Circuit board) component and also comprises a connecting head, wherein the overturning cover is pivoted with the bottom shell; the PCB component is arranged in the bottom shell and the overturning cover; the connecting head is connected with the bottom shell; the cross section of the connecting head is a round with a gap; and the connecting head can rotate relative to the bottom shell. The quick connector provided by the invention has the advantages that the connecting head is connected with the bottom shell in a mode of rotating relative to the bottom shell, so that on one hand, the falling of the connecting head from the bottom shell can be prevented, and on the other hand, locked connection or loose disassembly of cables can be realized by simply rotating the connecting head. Therefore, the quick connector is reliable and fast.

The invention relates to the field of coating, and discloses a stirrer for waterproof coating. The stirrer includes a plurality of stirring bars disposed at the lower end of a stirring shaft. The upper end of the stirring shaft is sleeved with a through hole of an inner sleeve and only can rotate freely. The outer surface of the inner sleeve is provided with an outer thread, the inner sleeve is sleeved with a through hole of an outer sleeve, and the inner surface of the through hole of the outer sleeve is provided with an inner thread matched with the outer thread. The outer surface of the lower end of the outer sleeve is provided with cross bars perpendicular to the stirring shaft. The cross bars are sleeved with clamping mechanisms fixed to a coating barrel. The stirrer includes at leasttwo cross bars evenly distributed along the radial direction of the outer sleeve. A problem that construction workers stir the coating with wood sticks in stirring construction processes of waterproof coating at present so that the stirring efficiency is low and stirring is nonuniform is solved.